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Test your basic knowledge |
Clinical Surgery
Start Test
Study First
Subjects
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health-sciences
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surgery
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. What is primary lymphoedema?
10% per year
Primary Raynauds is due to vasomotor malformation - Secondary Raynauds occurs as a consequence of pathology affecting the vessel wall
Refers to congenital disease or primary lymphatic failure. It is three times more common in women and the pathology originates from within the lymphatics. It is also known as Milroys disease.
Via the lymphatic route(Y for yellow = lymph)
2. When considering the treatment of a disease in a surgical patients - What are the important modalities of treatment which should be considered?
More worrying features for a tumour would include: Thick or irregular wall - Extensive calcification within the cavity or wall of the cyst - Multilocular cysts
Wound complications - Recurrence - Damage to adjacent neurovascular structures
It arises de novo
Conservative - Medical - Surgical
3. How do you classify skin flaps?
Diet should be normal - Bag should be changed once or twice a day(needs to be emptied more frequently than this if it is urine or fluid faeces) - Ileostomies should have the base plate under the bag changed every 5 days and the bag changed daily - Ps
According to site - contents and if it is random or axial. When it comes to site - you consider where it is local or distant(Which is also known as a free flap). You have to also consider the contents which can contain any tissue capable of transfer
Excision of a single lobe of the lung
Treatment involves the use of artificial tears and saliva - use of systemic steroids and careful follow-up due to increased risk of lymphoma development
4. What are the cause of cervical lymphadenopathy that you know of?
Hyperkeratosis - Acanthosis - Hyperplasia of variably pigmented basaloid cells
Clinical diagnosis if at least two or the following triad is present: Keratoconjunctivitis sicca(dry eyes) - Xerostomia(dry mouth) - Associated connective tissue disorders such as rheumatoid arthritis(50% of cases) - scleroderma -SLE -Polymyositis or
The aim of bypass is to provide a systemic circulation while the heart is stopped and emptied of blood.
Mneumonic : LIST Lymphoma and Leukaemia - Infection(further subdivided into Bacterial - Viral - Protozoal and Toxoplasmosis) - Sarcoidosis - Tumours
5. How would you treat a branchial cyst?
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6. What are the features of nodular melanoma?
Superior thyroid artery - Inferior thyroid artery - Thyroidea ima(in 3% of people)
Second most common type - Occurs most often on the trunk - Polypoid in shape and is raised - Smooth surface - Irregular edge - Frequently ulcerated
It can be classified according to cause: Malignancy - Infections - e.g filiaris - tuberculosis - Post Surgery or Radiotherapy - axillary dissection in breast surgery and inguinal irradiation
Autosomal recessive - 1 in 5000 to 40000 - Chromosome 6 is affected - It presents perinatally
7. What is the pathogenesis of a congenital dermoid cyst?
Mnemonic : PACT - Prominent nodule in a multinodular goitre - Adenoma - Cyst/Carcinoma/Lymphoma - Thyroiditis
Situations where skin grafts will not take - When the aim is to reconstruct the tissue that is 'like-for-like'(bone -joint -tendon -nerve -epithelial lining -etc) to promote optimal structure - function and cosmesis - When blood supply has to be impo
A horizontal ellipse of stretched supra or infra-umbilical skin is excised - deeping the incision to the rectus sheath and identifying the fibrous band Which is the neck of the sac - The sac is dissected free from the surrounding tissues - which may
It is due to development inclusion of epidermis along lines of fusion of skin dermatomes and are therefore commonly at: The medial and lateral ends of the eyebrows - The midline of the nose - The midline of the neck and trunk - Suspect if you see a c
8. What is the treatment of Sjogren's syndrome?
Treatment involves the use of artificial tears and saliva - use of systemic steroids and careful follow-up due to increased risk of lymphoma development
Intra-abdominal abscesses should be drained - Colonic defunctioning using a loop ileostomy may be needed for patients who have failed medical therapy - Occasionally a subtotal colectomy and permanent ileostomy may be needed - Pouch surgery is general
Congenital abnormalities - Aberrations of normal development and involution( fibroadenomas -breast cysts -sclerotic or fibrotic lesions) - Non-ANDI conditions such as infections -lipomas -fat necrosis
A carbuncle is an extensive infection of hair follicles by the same organism with involvement of adjacent follicles and development of draining sinuses. It is associated with diabetes and is treated with a combination of systemic antibiotics and surg
9. What are the indications for surgery in Crohn's disease?
This removes the possibility of recurrent disease appears to improves the outcome for patietns with significant eye disease and eliminates the need for annual TFT monitoring to assess remnant function. It does - of course - demand thyroxine replaceme
Essentially to treat complications not amenable to medical therapy such as:Intra-abdominal abscesses that cannot be drained radiologically - Enterocutaneous fistulae - Stenosis causing obstructive symptoms - Control of acute/chronic bleeding
The procedure can be performed under a regional(brachial plexus) - local or general anaesthesia - A longitudinal incision 3-4cm in length is made over the distal third of the forearm midway between the radial artery and the cephalic vein - The cephal
Unhealthy -necrotic and infected tissue - Irradiated tissue - Exposed cortical bone without periosteum - Tendon without peritendon - Cartilage without perichondrium
10. Why are 98% of varicocoeles left-side?
Coarctation may be associated with:Bicuspid aortic valcves - Aortic stenosis - Aneurysms in the circle of Wilis
Hypertrophic scars tend to appear soon after injury and usually regress spontaneously - while keloid scars appear months after injury and continue to grow
The reason for repairing abdominal aortic aneurysm is to avoid complications - The following aneurysms should be repaired: Symptomatic aneurysms(back pain - tenderness over the aneurysm on palpation -distal embolic events - ruptured/leaked aneurysms)
Left spermatic vein is more vertical where it connects to the left renal vein - The left renal vein can be compressed by the colon - The left testicular vein is longer than the right - It frequently lack a terminal valve which serves to try to preven
11. What is a sinus?
A blind-ending track -typically lined by epithelial or granulation tissue - which opens onto an epithelial surface
The five Ms - Mechanical - obstructive symptoms - Malignancy - Marred Beauty - cosmetic reasons - Medical treatment failure - thyrotoxicosis - Mediastinal(retrosternal) extension - unable to perform FNAC or monitor change clinically
Psychosocial and physical preparation - Explanation of indications and complication - Involving a Clinical Nurse Specialist in Stoma Care preoperatively who would normally mark the site - Marking of the stoma site
Non-surgical : Watch and wait - a small hydrocoele may require no treatment other than reassurance - but an underlying malignancy should be excluded. Aspiration - the hydrocoele fluid can be aspirated to relieve symptoms; tends to reaccumulate
12. What is the differential diagnosis of intermittent claudication?
An abnormal sac containing gas -fluid or semisolid material - with an epithelial lining
Site and size of varicosities - including the presence of saphena varix - Skin for changes and scars - Swelling of the ankle
Thyroid function tests - hyperthyroid - Ultrasound - dimensions of goitre and nodules looking for dominant nodules or cysts for FNAC - Chest X-ray as a retrosternal goitre may compress the trachea
The causes of pain in the leg can be divided into: Musculoskeletal such as pathologies of the knee -ankle or hip - Neurological such as spinal stenosis which leads to spinal claudication - Vascular such as intermittent claudication and deep vein thro
13. What is the differential diagnosis of a malignant melanoma?
Non-surgical - same as in incisional hernia with possible investigations : LFTs - H.pylori serology and Upper GI endoscopy
The procedure can be performed under a regional(brachial plexus) - local or general anaesthesia - A longitudinal incision 3-4cm in length is made over the distal third of the forearm midway between the radial artery and the cephalic vein - The cephal
Benign skin lesions: Moles -freckles -lentigo -pigmented seborrhoeic keratoses - dermatofibromas and thrombosed haemangiomas - When it comes to malignant skin lesions - pigmented basal cell carcinomas
Third cranial nerve palsy - complete ptosis - Horner's syndrome - partial ptosis - Syphillis
14. What other part of the body can be affected by hyperhidrosis?
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15. How would you treat pyoderma gangrenosum?
Central causes - RHF - hypoalbuminaemia -nephrotic syndrome and hypothyroidism - Peripheral - venous disease such as DVT - Klippel-Trenaunay syndrome - chronic venous insufficiency or post-phlebitic limb - Rare - angio-oedema - arteriovenous malforma
Medical : treat underlying condition - saline cleansing - high-dose oral or intralesional steroids plus/minus cyclosporin - Surgical : serial allograft followed by autologous skin graft or muscle flap coverage when necessary
Surgical treatment involves complete excision of the cyst.
Skin : as above - Lungs : pneumonitis - pulmonary fibrosis - Heart : Ischemic heart disease - Arteries: radiation arteritis -Spinal cord : myelopathy - Gonadal damage : infertility - Thyroid : hypothyroidism due to depletion of follicular thyroid cel
16. What are the signs in the mouth of acanthosis nigricans?
A keratoacanthoma is a benign overgrowth of hair follicle cells that produces a central plug of keratin. It is rapidly growing - forming within 6 weeks and regressing after 6 weeks - leaving a depressed scar. Clinically and cytologically they may loo
Immediate : Facial nerve transection - Reactionary haemorrhage - Early : Wound infection - Temporary facial weakness -salivary fistula and division of the greater auricular nerve which means loss of sensation to the pinna - Late : Wound dimple - Frey
Blood Tests:FBC - to look for raised white cell count in infection - Liver function - to look out for hypoalbuminaemia or evidence of hepatic dysfunction - Clotting - functional hepatic impairment - CRP/ESR - increased in infection/inflammation and i
Black discolouration of the skin
17. What is the ABPI of patients with rest pain?
The vaginal type of hydrocoele may be secondary to a number of local pathologies: Testicular tumours - Torsion - Orchitis - Trauma - Following inguinal hernia repair
Refers to congenital disease or primary lymphatic failure. It is three times more common in women and the pathology originates from within the lymphatics. It is also known as Milroys disease.
Less than 0.5
Axillary vein thrombosis - Damage to axillary drainage following surgery such as axillary dissection in breast surgery
18. What are the causes of neuropathic ulcers?
They can be caused by any disease that leads to a peripheral sensory neuropathy - or by causes of spinal cord disease. Causes of peripheral neuropathy include: Systemic disease - diabetes -vasculitis -hypothyroidism and Vitamin B12 deficiency - Drugs
Inspect - Protrusion of the tongue - Swallowing - Palpate(from the back) - Continue Accordingly(Neck Decision Circle)
It will show you if it is malignant or inflammatory
Benign skin lesion: Keratoacanthoma - Infected seborrhoeic wart - Solar keratoses - Pyogenic Granuloma - Malignant skin lesion - Basal cell carcinoma - Malingnant melanoma - Congenital: Xeroderma pigmentosum - Acquired - Environmental agents - Pre-ex
19. How would you diagnose a branchial cyst?
Chest infection due to pulmonary aspiration - Diverticular neoplasia in less than 1% of cases
Clinical examination - Fine-needle aspiration which would show an opalescent fluid containing cholesterol crystals or pus.
If untreated - 25% progress to invasive squamous cell carcinoma
Blood Tests:FBC - to look for raised white cell count in infection - Liver function - to look out for hypoalbuminaemia or evidence of hepatic dysfunction - Clotting - functional hepatic impairment - CRP/ESR - increased in infection/inflammation and i
20. How would you treat a papilloma?
Grade 3 compression stockings to apply 40mmHg pressure at the ankles - Intermittent pneumatic compression device - Cellulitis should be treated - Advise patient to elevate their leg as much as possible and stress the importance of cleanliness and car
The simplest surgical technique is to excise the papilloma with a sharp pair of scissors - controlling bleeding from the central vascular component with a single suture. Alternatively - diathermy can be used to control the bleeding at the same time a
Diabetic neuropathy and peripheral occlusive arterial disease are the major aetiological factors for the development of ulceration and may act alone - together or in combination with other factors such as microvascular disease - biomechanical abnorma
The incidence is low approximately 4 per 100 -000 per year - The histological varieties are papillary -follicular -medullary - anaplastic and lymphoma(malignant) with papillary being the most common at 70% of the cases.(Mnemonic : MAL-FP)
21. What radiological investigations would be helpful in distinguishing the different causes?
Tumours raised above the skin : excision with 0.5cm margin(maximum) - Tumours not raised above the skin - Wider margin of excision - particularly if at inner canthus of eye -nasolabial fold and ear. A frozen section may be necessary to ensure adequat
Cervical rib or prominent transverse process of the Chest X-ray or thoracic outlet views - Doppler examination may be useful in quantifying the postural changes and post-stenotic dilatation - Arteriograms of the subclavian artery may show a marked ki
Ultrasound would be the first investigation - Abdo wall masses and extent of disease better seen with CT Scan - IV contrast enhance CT scanning to clarify lower abdominal and pelvic vasculature
Paraumbilical herniae occur around the umbilical scar. They are uncommon before the age of 40 years and can become large. Peristalsis can be observed through the skin when the defect is large. The neck of the sac is often tight and held with a fibrou
22. What are the features of ulcers in pyoderma gangrenosum?
Rare - Worldwide distribution - Equally common in males and females - Rarely present at birth - 40% present in the first decade and can even present late in the ninth decade
Palomo operation
These can be divided into large and small vessel arterial disease: Large vessel - atherosclerosis and thrombangiitis obliterans - Small vessel - Diabetes Mellitus - Polyarteritis nodosa and rheumatoid arthritis
Undermined edge - Violaceous - Necrotic ulcer with hypertrophic margins
23. Which antibodies are present in Sjogren's syndrome?
As the perfusion of the leg begins to decrease in a patient with peripheral vascular disease; the ratio begins to fall.
Anti-salivary antibodies - rheumatoid factor - but two specific antibodies present are anti-SSA-Ro and anti-SSA-La
Autoimmune condition - Intermittent or constant swelling of one or all of the salivary glands
The cyst may be surgically excised - whole if possible - although this may be difficult if there has been previous infection - Bonney's blue dye can be injected into the fistula/sinus allowing accurate surgical excision and therefore reduces recurren
24. Simple cysts are found in 33% of patients by the age of 60. How should they be managed?
Non-surgically via aspiration and injection of sclerosant surgically via excision which may be partial ( to relieve symptoms) or complete as a one-stage procedure.
The pain is caused by a reduced blood supply to the distal aspects of the limb. The pain gets worse at night because the perfusion of the limb is further reduced when the patient is lying down - This is due to: Decreased cardiac output at night - Red
Transfemoral radiological embolization of the testicular vein - using either a spring coil or sclerosant
History and Clinical Examination - they usually present incidentally but occasionally with a renal mass or haematuria
25. How are the causes of jaundice classified?
Pre-hepatic - Hepatic - Post-hepatic
Bilateral subtotal thyroidectomy leaving approximately 4g of thyroid tissue on each side of the trachea
Early mobilization is important - They should keep the area clean and wash carefully -especially after the clip/sutures have been removed - They are able to bathe immediately - They may need to be off work for 6 weeks if their job involves heavy lift
Coarctation may be associated with:Bicuspid aortic valcves - Aortic stenosis - Aneurysms in the circle of Wilis
26. How would you treat this condition?
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27. What does a keloid scar look like?
Stool tests: Stool Culture - in new cases of IBD to exclude infection - Blood tests - Full blood count - may show anemia and leukocytosis - Electrolytes may show evidence of dehydration or hypokalemia - Liver function tests - CRP and ESR may be raise
Bright-red raised strawberry-like lesion - Present from birth - but 60% undergo spontaneous resolution by the age of 3 years - Only treated if obscuring a visual field or spontaneous resolution not occurring.
Tumour - parotid gland malignancy - Trauma - surgical - accidental e.g facial lacerations
Scar extends beyond wound margins - It is found mostly on earlobes - chin -neck -shoulder and chest.
28. What are the pathological features of thyroglossal cyst?
Liver Cirrhosis - Inflammatory Bowel disease - Malabsorption - Gastrointestinal lymphoma
Lined by stratified squamous or ciliated pseudostratified columnar epithelium - May also contain thyroid or lymphoid tissue - which can undergo malignant change - If malignancy occurs - usually of thyroid papillary type.
Reassurance - if symptoms are not distressing for the patient Medical - aluminium hexachloride solution painting for axillary hyperhidrosis Surgical - Axillary - excise hair bearing/intradermal Botulinum A Neurotoxin - Palmar - cervical sympathectomy
Presence of multiple neurofibromas in a patient - in combination with other dermatological manifestations(six cafe-au-lait psots) - It is an autosomal dominant condition with two types: 1 and 2.
29. What is a branchial cyst?
A branchial cyst is thought to develop because of a failure of fusion of the embryonic second and third branchial arches. An alternative - and currently - popular - hypothesis is that it is an acquired condition due to cystic degeneration in cervical
A furuncle results from infection of hair follicles with Staphylococcus aureus
General : malaise -fatigue - loss of appetite - nausea and vomiting - Skin : as above - Bone marrow suppression : particular if irradiation to the pelvis and long bones - Gastrointestinal : diarrhoea
Anxiety - Hyperthyroidism - Hyperhidrosis erythematosus traumatica - Phaeochromocytoma
30. What investigations may help confirm the diagnosis of thoracic outlet obstruction?
End-to-end anastamosis - patching and the use of the left subclavian artery as a flap are all surgical options
Anxiety - Hyperthyroidism - Hyperhidrosis erythematosus traumatica - Phaeochromocytoma
Cervical rib or prominent transverse process of the Chest X-ray or thoracic outlet views - Doppler examination may be useful in quantifying the postural changes and post-stenotic dilatation - Arteriograms of the subclavian artery may show a marked ki
Surgical treatment involves complete excision of the cyst.
31. What are the non-surgical treatment options for an incisional hernia?
Well-localized abscesses are treated by incision and drainage under antibiotic cover - Larger lesions are treated by radical excision and full-thickness skin grafting usually harvested from the groins or abdomen
Clinical diagnosis if at least two or the following triad is present: Keratoconjunctivitis sicca(dry eyes) - Xerostomia(dry mouth) - Associated connective tissue disorders such as rheumatoid arthritis(50% of cases) - scleroderma -SLE -Polymyositis or
Plasma alpha feto-protein and beta-HCG - raised levels may indicate a testicular tumor - Testosterone and LH levels to demonstrate hypogonadism - Thyroid function tests
Use of truss or corset - Weight loss and management of other risk factors
32. What are the coordination abnormalities causes of dysphagia?
Found above the inguinal ligament - Usually reducible - Commoner in males - 6:1 - Risk of strangulation is low - Cough impulse present
Motility disorders - diffuse oesophageal spasm and achalasia - Neurological disease such as myaesthenia gravis - bulbar palsy including MND and cerebrovascular accident with involvement of the 9th -10th and 12th cranial nerves.
Normal bilirubin is less than 17 mmol/L and it usually has to reach at least three times this before the sclera is discoloured(i.e >50mmol/L). Very high levels of bilirubin are usually associated with hepatic jaundice
Congenital ptosis - Myopathies - Syphillis
33. What is the treatment of a lipoma?
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34. What investigations would you perform to help you in your diagnosis?
Vascular symptoms - Risk factors for arterial disease - Fitness for surgery
Idiopathic Which is the most common - Gastrointestinal - Respiratory - Cardiac - Rare causes
If the vessels are normal in calibre - the clinical features may be caused by relatively overactive alpha receptors in the wall - leading to abnormal smooth muscle contraction or changes in elasticity
Chest x-ray to map the caudal extent of the cystic hygroma - CT/MRI scanning especially if it is complex
35. What are the causes of venous ulcers?
Sunlight - Carcinogens - Previous radiotherapy - Malignant transformation in pre-existing skin lesion
Sacrum - Greater trochanter - Heel - Lateral Malleolus - Ischial Tuberosity - Occiput
Any cause of deep venous insufficiency can lead to ulceration: Valvular disease - varicose veins - deep vein reflux - communicating vein reflux - Outflow tract obstruction - often post-DVT - Muscle pump failure - primary such as stroke and neuromuscu
The major risk is embolic stroke(4% per year) which results from thrombus accumulating in an inefficiently contracting left atrium - Emboli can also lodge in the mesenteric vessel - causing intestinal ischaemia - Patients are also at risk from acute
36. How might a patient with a popliteal aneurysms present?
Physical preparation - marking of side - explanation of procedure - anaesthetic work up - Pyschological preparation - Breast care nurse preoperatively and discussion of reasons for mastectomy - option of reconstructive surgery
Risk factor modification - stopping smoking - good diabetic and hypertensive control and optimized serum lipid levels - Symptom modification - avoidance of drugs which might worsen symptoms - commencement of low-dose aspirin daily -IV prostaglandins
Popliteal aneurysms represent 80% of all peripheral (non-aortic) aneurysms - The patient may have presented with a lump behind the knee if the aneurysm has grown to such a size that it has expanded beyond the popliteal fossa - 50% present with distal
A blind-ending track -typically lined by epithelial or granulation tissue - which opens onto an epithelial surface
37. What investigations should one do in the management of a multinodular goitre?
In the presence of jaundice if a mass(the gall bladder) is palpable in the right upper quadrant - the cause is unlikely to be due to gallstones.
Nerve to stapedius - Nerve to posterior belly of digastric - Five divisions within the parotid gland - temporal - zygomatic - buccal - mandibular and cervical
An arterial bruit may indicate alcoholic hepatits and carcinoma. A venous hum is associated with portal hypertension and if this is secondary to cirrhosis with a patent umbilical vein(or varices in the falciform ligament) - this is known as the Cruve
Thyroid function tests - hyperthyroid - Ultrasound - dimensions of goitre and nodules looking for dominant nodules or cysts for FNAC - Chest X-ray as a retrosternal goitre may compress the trachea
38. How is anaplastic carcinoma treated?
Non-Surgical - Reassure and 'Watch and Wait' - Surgical - Reason : Pain/Cosmesis and this is done with suction lipolysis via a small - remote incision Which is performed under local anaesthetic as a day case.
Testicular tumours can be mimicked by chronic or old infection leading to scarring such as in orchitis or tuberculosis - Occasionally a long-standing hydrocoele may develop calcification and become harder - clinically similar to a tumour - Tumours oc
A horizontal ellipse of stretched supra or infra-umbilical skin is excised - deeping the incision to the rectus sheath and identifying the fibrous band Which is the neck of the sac - The sac is dissected free from the surrounding tissues - which may
Treatment with radiotherapy and doxorubicin gives best survival of 1 year
39. What are single lumps in the breast more likely to be ?
Some surgeons would advocate that all patients should undergo Duplex scanning of the leg veins before any surgery is undertaken. Others would consider indications to be: Previous history of deep vein thrombosis - Any signs of chronic venous insuffici
Mnemonic: WBC - White - blanching of digits - Blue - cyanosis of pain - Crimson - reactive hyperaemia - fingers turn red in colour
Skin and soft tissues such as a sebaceous cyst -lipoma or sarcoma - Bowel - ca caecum - crohns mass in terminal ileum - TB terminal ileum - appendicular mass or abscess - Gynaecological organs - ovarian tumours or fibroid uterus - Male Reproductive S
Fibroadenomas - Breast cysts - Fat necrosis - Breast cancer
40. What other conditions cause odynophagia?
Triple assessment which consists of: Clinical : history and physical examination - Radiological : ultrasound or mammography - Pathological : cytology(fine-needle aspiration) or histological(tru-cut biopsy)
Third cranial nerve palsy - complete ptosis - Horner's syndrome - partial ptosis - Syphillis
Infections within the oesophagus especially candidiasis and herpes simplex - Pharyngitis - Occasionally ulceration over the lower third of the oesophagus
Least common - Occurs on hairless skin - Irregular area of brown or black pigmentation
41. What is the non-surgical treatment of venous ulcers?
Rolled or raised edge - Often on sun-damaged skin
High success - 50 to 70% will heal at 3 months - 80 to 90% at 12 months - The patient should be warned to avoid trauma to the affected area - Four-layer compression bandaging - Encourage rest and elevation of leg - Once healed - grade 2 compression s
The simplest surgical technique is to excise the papilloma with a sharp pair of scissors - controlling bleeding from the central vascular component with a single suture. Alternatively - diathermy can be used to control the bleeding at the same time a
Non-Surgical : May be left alone if small and asymptomatic - Surgical : To prevent recurrence - complete excision of the cyst and its contents is required and this is done through the removal of an elliptical portion of skin containing the punctum.
42. What are the anatomical levels that leg amputations are usually found at?
Mnemonic: BADCaT - Blood disorders e.g polycythemia - Arterial e.g atherosclerosis - thrombangiitis obliterans - Drugs e.g beta blockers - oral contraceptive pill - Connective tissue disorders e.g rheumatoid arthritis - systemic lupus erythematosus -
Below Knee - Above Knee
Rolled or raised edge - Often on sun-damaged skin
History and Clinical Examination - they usually present incidentally but occasionally with a renal mass or haematuria
43. Where is the midinguinal point?
Found above the inguinal ligament - Usually reducible - Commoner in males - 6:1 - Risk of strangulation is low - Cough impulse present
Elderly(A for Aged)
It is a point halfway along a line joining the ASIS and the midline Which is equal to the location of femoral artery
90% of lung resections in the Western world are performed for bronchial carcinoma. Other indications include traumatic injury - bronchiectasis - chronic infection including tuberculosis - benign tumours e.g carcinoid and metastatic tumour
44. What are the specific and late complications of thyroidectomy?
Essentially to treat complications not amenable to medical therapy such as:Intra-abdominal abscesses that cannot be drained radiologically - Enterocutaneous fistulae - Stenosis causing obstructive symptoms - Control of acute/chronic bleeding
Primary disease occurring in isolation
Increased sweating - Palmar erythema - Thyroid acropachy - Onycholysis - Areas of vitiligo - Pulse - Fine Tremor
Hyperthyroidism - Recurrent - Hypothyroidism - Hypertrophic scarring
45. What is hidradenitis suppurativa?
The procedure can be performed under a regional(brachial plexus) - local or general anaesthesia - A longitudinal incision 3-4cm in length is made over the distal third of the forearm midway between the radial artery and the cephalic vein - The cephal
Hidradenitis suppurative - also known as acne inversa - is now considered a disease of follicular occlusion rather than an inflammatory or infectious process of the apocrine glands. Abscesses form recurrently and this causes the characteristic perman
malignant change?
Endovascular repair - Laparoscopic repaire of abdominal aneurysms is the subject of current clinical trials
46. What are the causes of acquired umbilical herniae in adults?
Hepatitis - Decompensated chronic liver disease - Drugs
Pregnancy - Ascites - Ovarian cysts - Fibroids - Bowel distension
The insensitive - mechanically abnormal - dry foot is at risk from unperceived external trauma e.g from shoes and from repetitive painless injury e.g foreign body in shoe. Progressive skin loss and ulceration may occur.
Cyanotic congenital heart disease - Infective endocarditis - Atrial myxoma (rare)
47. What is the surgical treatment of a ganglion?
Well-differentiated - Myxoid and round cell - Pleomorphic liposarcoma
Complete excision to include the neck of the ganglion at its site of origin
Antithyroid drugs - to inhibit thyroid peroxidase - Beta-blockers - to reduce the effect of excess circulating thyroxine on the cardiac system - Radioiodine - Treatment of choice - Single oral dose of 131 Iodine causes direct radiation damage to the
Mnemonic: BADCaT - Blood disorders e.g polycythemia - Arterial e.g atherosclerosis - thrombangiitis obliterans - Drugs e.g beta blockers - oral contraceptive pill - Connective tissue disorders e.g rheumatoid arthritis - systemic lupus erythematosus -
48. What are the features of superficial spreading melanoma?
Occurs most often on the legs of women and the backs of men - Red -white and blue in colour - Irregular edge - Usually palpable but thin
Salmonella typhi - Mycotic aneurysms as a result of staphylococcal infection - Syphilitic aneurysms
Preoperative - Age -Immunocompromised state -obesity -malignancy -abdominal distension from obstruction or ascites - Operate - Poor technical closure of the wound -placing drains through wounds - Postoperative - wound infection or haematoma - early m
There are two pathological systems in use: Clark's level of invasion based mostly on the depth/extent of tumour and Breslow's thickness Which is based mostly on the thickness of malignant melanoma. Breslow's thickness is a better prognostic indicator
49. What conditions increase the risk of developing pressure sores?
Immobility and prolonged bed-rest are the most important factors - particulary secondary to conditions such as: Cardiopulmonary disease - Trauma - Neurological disease such as paraplegia - Bone and joint disease - Prolonged operative procedures - And
Vaginal Hydrocoele - fluid accumulates in the tunica vaginalis - Hydrocoele of the cord - fluid accumulates around the spermatic cord - Congenital Hydrocoele - Infantile Hydrocoele
Bursae - Cystic protrusions from the synovial cavity of arthritic joints - Benign giant cell tumors of the flexor sheath - Rarely : Malignant swelling e.g synovial sarcoma
Lymphocyte-mediated destruction of the exocrine glands secondary to B-cell hyper-reactivity and associated loss of suppressor T-Cell activity
50. What is the defective gene in type 1 NF?
Mneumonic : LIST Lymphoma and Leukaemia - Infection(further subdivided into Bacterial - Viral - Protozoal and Toxoplasmosis) - Sarcoidosis - Tumours
Defective gene on chromosome 17
Second most common type - Occurs most often on the trunk - Polypoid in shape and is raised - Smooth surface - Irregular edge - Frequently ulcerated
Three arteries - artery to vas deferens -testicular artery -cremasteric artery - Three nerves - ilioinguinal nerve on the front of the cord - nerve to cremaster and autonomic nerves - Three other structures - vas deferens - pampiniform plexus of vein