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Test your basic knowledge |
Clinical Surgery
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Subjects
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health-sciences
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surgery
Instructions:
Answer 50 questions in 15 minutes.
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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 are the causes of splenomegaly
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2. What is secondary lymphoedema?
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
'Watch and wait' or aspiration followed by 3 weeks of immobilzation
Lymphocyte-mediated destruction of the exocrine glands secondary to B-cell hyper-reactivity and associated loss of suppressor T-Cell activity
Third cranial nerve palsy - complete ptosis - Horner's syndrome - partial ptosis - Syphillis
3. What do you know about the epidemiology of thyroglossal cysts?
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
The Branham-Nicoladoni sign indicates the degree of shunting and cardiac impairment resulting from a large AV fistula - The carotid pulse is palpated and then a tourniquet placed around the proximal affected limb and inflated above systolic pressure
Arising inside the parotid gland - Arising outside the parotid gland
Auscultation - Percussion of the thyroid gland and downwards for retrosternal extension
4. Where are pressure sores most commonly found?
Often surgeons place two drains - one in the axilla and one at the site of surgery within the breast tissue - The drains are usually left for 3 to 5 days or until the drainage volume is less than 50mL in 1 day. - Patients can safely be sent home with
Sacrum - Greater trochanter - Heel - Lateral Malleolus - Ischial Tuberosity - Occiput
Size - Tenderness - Mobility - Consistency
Arises in a lentigo maligna - Occurs most often on the face or dorsum of the hands and forearms - Underlying lesion is flat and brown-to-black in colour with an irregular outline - Malignant area in the lesion is usually thicker - and darker in colou
5. What is the mean age for presentation of follicular carcinoma of the thyroid?
Vascular - Cerebrovascular accident - Tumour - acoustic neuroma - Infection - Meningitis(rarely
Undermined edge - Shallow ulcer
It is often advised as the problem usually gets worse with age and there is risk of infertility.
Mean age is 50 years at presentation(F for fifty)
6. What are the signs of chronic venous insufficiency?
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.
Least common - Occurs on hairless skin - Irregular area of brown or black pigmentation
Benign skin lesions: Moles -freckles -lentigo -pigmented seborrhoeic keratoses - dermatofibromas and thrombosed haemangiomas - When it comes to malignant skin lesions - pigmented basal cell carcinomas
Mnemonic : LEGS - Lipodermatosclerosis - Eczema - Gaps in the skin i.e ulceration - active and healed - Swelling - pedal oedema
7. What are the different histological subtypes of a sebaceous cyst?
Epidermal Cyst - Trichilemmal Cyst
True umbilical herniae occur through the umbilical scar and are usually congenital in origin and particulary common in patients of Afro-Caribbean origin
An aneurysm is an abnormal dilatation of a blood vessel - A true aneurysm involves all layers of the arterial wall - A false aneurysm follows a partial laceration of the vessel wall causing blood to leak out of the vessel into the surrounding tissues
1
8. What are the histological appearances of solar keratoses?
Sunlight - Pre-existing skin lesions - Previous melanoma
May affect people from puberty to 30 years - Females are more affected than males - Black and Hispanic Races are effected the most.
Hyperkeratoses(thickening of the keratin layer) - Focal parakeratosis - Irregular acanthosis - Basal layer atypia only
Neuropathic - 45 to 60% of ulcers - Ischaemic due to peripheral occlusive arterial disaese - 10% of ulcers - Mixed neuroischaemic - 25-45% of ulcers
9. What types of wounds are prone to hypertrophic and keloid scar formation?
Motor - Secretomotor - Taste - Sensory
Wounds associated with - Infection - Trauma - Burns - Tension especially over the sternum such as after CABG - Wounds on certain areas of the body
(H)infection - Hypoparathyroidism which leads to hypocalcemia
An abnormal sac containing gas -fluid or semisolid material - with an epithelial lining
10. What does surgical excision involved in the surgical treatment of a pharyngeal pouch?
Pre-hepatic - Hepatic - Post-hepatic
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
Non-surgical : risk factor modification such as establishment of good diabetic control and for recurrent infections eradication of nasal carriage of staphylococcus aureus with antiseptics and/or antibiotics such as chlorhexidine and mupirocin - Surgi
Simple inversion and oversewing(diverticulopexy) - as pouch is left in situ - risk of missing a possible diverticular carcinoma - or diverticulectomy.
11. What is the operative mortality of AAA repair?
Duplex Ultrasound - Angiography - CT/MRI
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
Stroke is the third leading cause of death in the west and 85% of strokes are thromboembolic - caused by atherosclerosis at the carotid bifurcation or proximal (2-3cm) internal carotid artery.
The elective mortality from open AAA repair is 5% but this figure may be lower in specialist centres - If the patient suffers a ruptured aneurysm and reaches the hospital - their operative mortality rises to 50% - but only 50% of patients reach hospi
12. What are the rare causes of digital clubbing?
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13. What is Frey's syndrome?
It is known also as auriculotemporal syndrome and it brings about increased sweating of the facial skin when eating - due to reinnervation of the divided sympathetic nerves to the facial skin by fibres of the secretomotor branch of the auriculotempor
Hands and Eyes
Characteristic cold-induced changes associated with vasospasm
Tissues with rapid turnover(epidermal layers of the skin - small intestine - bone marrow stem cells) - Tissues with a limited ability to repopulate(spinal cord and gonads)
14. How do you stage malignant melanomas?
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15. What are the surgical principles in Mayo's operation?
Vaginal Hydrocoele - fluid accumulates in the tunica vaginalis - Hydrocoele of the cord - fluid accumulates around the spermatic cord - Congenital Hydrocoele - Infantile Hydrocoele
Extrahepatic : caused by increased resistance to flow e.g : portal or splenic vein thrombosis - Intrahepatic : due to cirrhosis - right heart failure - sarcoidosis and schistosomiasis(the latter is the most important cause worldwide - ova of the para
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
(H)infection - Hypoparathyroidism which leads to hypocalcemia
16. What are the seven 'D's of nipple signs?
Parafollicular C Cells
Investigation and treatment of concurrent abnormalities - Management of hypertension
Discolouration - Discharge - Depression - Deviation - Displacement - Destruction - [Duplication - unlikely in the exam]
Motor - Secretomotor - Taste - Sensory
17. Simple cyst Investigations
Urine cytology -blood tests would be expected to be normal and a renal ultrasound scan which shows a cyst with a smooth outline -sharply defined thin wall and no internal echoes(which imply solid components)
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 -
Treatment is essentially surgical - Operation of choice is Sistrunk's operation - Inject patent track with dye at the start of the operation - Excise cyst and the patent or fibrous track which runs through the central portion of the hyoid bone(Which
Healing by secondary intention - Skin graft - Local flap - Distant flap - Composite flap - Island flaps vs pedicled flaps - Free tissue transfer - Composite neurovascular free tissue transfer
18. Why is total thyroidectomy preferred in the surgical treatment of Graves' 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
Ductal carcinoma which account for approximately 70% of cancers - Lobular carcinoma which accounts for 20% of cancers - Others such as mucinous -tubular -medullary which accounts for approximately 10% of cancers
Those related to anaesthesia
Reflux Trahere transplantation - Kistner's operation - Obstruction: Palma Operation - Warren Bypass
19. What are the indications for surgery in goitre?
Varicocoeles are dilated tortuous 'varicose' veins in the pampiniform plexus - the network of veins that drains the testis - They usually occur in 15% of younger men - often around puberty - and are thought to have an anatomical basis - If they appea
An absolute pressure of less than 50mmHg
Mayo's 'vest-over-pants' operation is the most widely accepted repair for these herniae
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
20. It is know that the pulses are preserved in the diabetic - why is this?
Calcification of the walls of the vessel preserves the pulses until late in the natural history of disease - and prevent the sphygmomanometer from compressing the vessels. This tends to lead to an abnormally(and reassuringly) high ankle brachial pres
Using hand-held skin graft knives or electric or gas powered dermatomes - the latter producing a graft of even thickness from almost any site - with little expertise needed for operation. The donor site is usually one that can be easily concealed for
Patient must be standing up as he or she must be able to see the stoma - The stoma must be within the rectus abdominis muscle - Away from scars or skin creases - Away from bony points or waistline of clothes - At a site that is easily accessible to t
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
21. What are the histological features of seborrhoeic keratosis?
Surgery is indicated for: Symptomatic aneurysms - Those containing thrombus - Those greater than 2cm
A papilloma is an over-growth of all layers of the skin with a central vascular core. They are increasingly common with age.
Hyperkeratosis - Acanthosis - Hyperplasia of variably pigmented basaloid cells
Hyperthyroidism - Late Hypothyroidism - Later Hyperparathyroidism
22. What about umbilical herniae in children?
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
Minor defects in neonates are common but usually repair spontaneously. In children - umbilical herniae are mor common; they tend to have a narrow neck and folds of peritoneum stuck within this neck - which can occassionally strangulate. Most cases re
History and Clinical Examination - they usually present incidentally but occasionally with a renal mass or haematuria
Non-adherent dressing over ulcer plus wool bandage - Crepe bandage - Blue-line bandage - Adhesive bandage to prevent the other layers from slipping
23. What do you know about simple colloid goitres?
The vaginal type of hydrocoele may be secondary to a number of local pathologies: Testicular tumours - Torsion - Orchitis - Trauma - Following inguinal hernia repair
Commonest form of thyroid abnormality - Secondary to hyperplasia of the gland to meet physiological demand for thyroxine - Secondary to defective production of thyroid hormone
Mnemonic: WBC - White - blanching of digits - Blue - cyanosis of pain - Crimson - reactive hyperaemia - fingers turn red in colour
Procedure usually performed as a day case - Need to wear tight-fitting stockings for 6 weeks preoperatively - No driving for 1 week - Does not alter the skin changes - including skin flares - May not improve symptoms such as aching - Risk of recurren
24. What are the features of Campbell de Morgan spots?
Small red capillary naevus - Develops on the trunk in middle-age - No clinical significance
Heamolysis - Hereditary e.g : gilbert's syndrome
Derived from capillary endothelial cells or from fibrous tissue - It is linked to human herpes virus 8
Malignancy - Primary lung tumour - Cardiovascular : Pulmonary embolus/infarct or Dressler's syndrome - Infections such as Pneumonia - Tuberculosis or Subphrenic abscess - Systemic diseases such as rheumatoid arthritis and SLE
25. Which patients should have their aneurysms repaired?
Commoner in females - Results from polyclonal immunoglobulins against thyroid-stimulating hormone receptor Which bind and stimulate the receptor - these antibodies are found in 90% of patients - Hyperthyroidism with goitre - Thyroid eye disease - Thy
Transfemoral radiological embolization of the testicular vein - using either a spring coil or sclerosant
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)
Barium swallow Which is usually diagnostic - Rigid endoscopy if neoplasia suspected
26. What is the aetiology of enterocutaneous fistulae?
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27. What does a hypertrophic scar look like?
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
Scar confined to wound margins - It is found across flexor surfaces and skin creases
White lines and streaks inside the mouth
It is known also as auriculotemporal syndrome and it brings about increased sweating of the facial skin when eating - due to reinnervation of the divided sympathetic nerves to the facial skin by fibres of the secretomotor branch of the auriculotempor
28. What are the indications for surgery in ulcerative colitis?
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29. How would you prepare a patient who is going for surgery which will involve forming a stoma?
Cardiac failure - Tricuspid regurgitation - Constrictive pericarditis
Debridement of dead tissue which can be performed by the tissue viability nurse since it does not require anaesthesia and reconstruction using a variety of fascial and muscle-containing composite flaps.
Use of gloves and discontinuing any predisposing drugs e.g beta blockers - Using warm pads in gloves and socks in the winter - Encourage patients to stop smoking
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
30. What are the surgical options in Crohns disease?
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
Simple inversion and oversewing(diverticulopexy) - as pouch is left in situ - risk of missing a possible diverticular carcinoma - or diverticulectomy.
The mainstay of treatment of ascites is to treat the underlying condition and to place the patient on a weight reduction program - with the help of diuretic - and a low-sodium diet.
The characteristic presentation is insidious with progressive weight-loss and dysphagia - The patient initally hass difficulty swallowing solids and often describes the food getting stuck in the lower part of the oesophagus - They may also describe o
31. What are the early side-effects of radiotherapy?
Infection - acute and chronic otitis media - herpes zoster(ramsay hunt syndrome) - Idiopathic - Bell's Palsy - Trauma - surgical -accidental - e.g basal skull fracture - Tumour - paraganglioma - squamous cell carcinoma of external or middle ear - met
Primary disease occurring in isolation
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
Least common - Occurs on hairless skin - Irregular area of brown or black pigmentation
32. What are the surgical treatment options for hydrocoele?
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33. What are the appearances of the blood film after a splenectomy?
Increased platelet count and large platelets - Increased neutrophils - Nucleated red cells with Howell-Jolly bodies and target cell - Tend to mount more of a leukocytosis in response to infection
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
White lines and streaks inside the mouth
Surgery is indicated for: Symptomatic aneurysms - Those containing thrombus - Those greater than 2cm
34. What are the surgical options available for deep venous occlusion/reflux
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35. Under what circumstances would patients (with popliteal aneurysms) they be treated?
It reduces intravascular hydrostatic pressure and the stockings increase extracellular hydrostatic pressure - together reducing the level of tissue oedema.
Often surgeons place two drains - one in the axilla and one at the site of surgery within the breast tissue - The drains are usually left for 3 to 5 days or until the drainage volume is less than 50mL in 1 day. - Patients can safely be sent home with
Surgery is indicated for: Symptomatic aneurysms - Those containing thrombus - Those greater than 2cm
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
36. What are the features of nodular melanoma?
Mnemonic : No POMP - No opthalmic features are seen - Progression of simple diffuse goitre to nodular enlargement - Overactivity in parts of an MNG may lead to mild hyperthyroidism(Plummer's syndrome) - Middle-aged women - Positive family history
A skin graft involves the transfer of skin from a donor site to a recipient site independent of a blood supply. The graft 'takes' by acquiring a blood supply from a healthy donor bed. Skin grafts may either be full thickness or partial thickness - bu
Second most common type - Occurs most often on the trunk - Polypoid in shape and is raised - Smooth surface - Irregular edge - Frequently ulcerated
Should The Children Ever Find Lumps Readily
37. What is the embryological origin of a thyroglossal cyst?
The patient should have a full workup for atherosclerosis - General investigations : Urinalysis for proteinuria - marker of atherosclerotic renal disease - Blood tests: FBC for anemia - which might precipitate symptoms - Renal function for possible u
Results from persistence of part of the thyroglossal tract - which marks development descent of the thyroid gland
Irregular or nodular surface - Poorly defined edge with areas which are more like normal breast tissue in between more abnormal areas - Consistency : breast tumours are usually firm - rather than hard - Tenderness : usually non-tender - Fluctuation :
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)
38. What are the specific complications of varicose veins surgery?
Hypertrophic scars tend to appear soon after injury and usually regress spontaneously - while keloid scars appear months after injury and continue to grow
Early - haematoma - Intermediate - Infection and nerve damage e.g saphenous in stripping - Late - Recurrence
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
Simple inversion and oversewing(diverticulopexy) - as pouch is left in situ - risk of missing a possible diverticular carcinoma - or diverticulectomy.
39. How should one examine a lump or swelling?
The main points to mention are: testicular damage should be mentioned as a specific risk factor - the operation can be performed under local or general anaesthetic and often as a day case - The Royal College of Surgeons has recommended the Lichtenste
Look - Feel - Press - Move - Listen - Transilluminate and Examine Surrounding Areas.
Traditionally -Bilateral subtotal thyroidectomy without need for postoperative replacement of thyroxine was recommended but more recently total thyroidectomy is the preferred procedure due to the risk of pathological change in the thyroid remnant nec
The primary lesion could be treated with excision with 1cm margin and Moh's staged chemosurgery with histological assessment of margins and electrodessication - for lesions of the eyelids -ears and nasolabial folds. Radiotherapy is applied for unrese
40. What are the specific complications of inguinal hernia repair?
Early - haematoma - Intermediate - Infection and nerve damage e.g saphenous in stripping - Late - Recurrence
Unilateral total lobectomy and isthmusectomy
Urinary retention - Bruising - Pain - often very severe and patients should be discharged with adequate analgesia; chronic groin pain persists in 5% of patients - Haematoma - 10% - Ischaemic orchitis - 0.5%(prev. vasectomy predisposing cause and diss
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
41. What is the operative mortality of amputations?
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
20%
The main points to mention are: testicular damage should be mentioned as a specific risk factor - the operation can be performed under local or general anaesthetic and often as a day case - The Royal College of Surgeons has recommended the Lichtenste
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.
42. What is the surgical treatment of a ganglion?
Complete excision to include the neck of the ganglion at its site of origin
Second most common type - Occurs most often on the trunk - Polypoid in shape and is raised - Smooth surface - Irregular edge - Frequently ulcerated
Multinodular goitre - Toxic - Simple colloid goitre - Thyroiditis - Neoplasia
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
43. What is the differential diagnosis for an enlarged kidney?
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
Congenital : Cystic disease - horseshoe kidney - hypertrophic single kidney - Acquired : Diseases specific to the kidney such as solitary cysts - tumours - hydronephrosis - pyonephrosis - perinephric abscess and renal vein thrombosis and diseases as
Patient preference - Clinical evidence of multifocal/multicentric disease - Large lump is small breast tissue - this depends of the size of the breast but often defined as a lump more than 4cm - Large area ( more than 4cm) ductal carcinoma in situ -
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
44. What are the predisposing factors for Raynaud's phenomenon?
Coarctation may be associated with:Bicuspid aortic valcves - Aortic stenosis - Aneurysms in the circle of Wilis
Hyperkeratosis - Acanthosis - Hyperplasia of variably pigmented basaloid cells
Recurrence of the cyst - Developement of a chronic -discharging sinus
Primary Raynauds is due to vasomotor malformation - Secondary Raynauds occurs as a consequence of pathology affecting the vessel wall
45. Which are the gastrointestinal causes of clubbing?
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.
Indications for amputation can be remembered as the 4Ds: Dead - ischemic - peripheral vascular disease - thromboangiitis obliterans - AV fistulae - Damaged - trauma - unsalvageable limbs - burns - frostbite - Dangerous - Malignancy - bone and soft ti
Inflammation : inflammatory bowel disease -especially Crohn's disease - Diverticular disease - tuberculosis - Malignancy : Often following spontaneous rupture and abscess formation by the tumour - Radiotherapy : Pelvic irradiation can damage the inte
Liver Cirrhosis - Inflammatory Bowel disease - Malabsorption - Gastrointestinal lymphoma
46. How would you treat a patient with a single neurofibroma?
Non-Surgical : leave alone if asymptomatic and if patient does not want intervention - Surgical : Indicated only if malignant growth suspected; post-excision - local regrowth is common as neurofibromata cannot be surgically detached from underlying n
Injection sclerotherapy with 1% sodium tetradecyl sulphate - this has a high recurrence rate and indicated for postoperative recurrence of veins - below knee varicosities if the long saphenous vein and short saphenous vein are not involved.
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
Familial e.g 'hazel nails' - pachydermoperiostitis - Graves' disease - Unilaterally seen in axillary artery aneurysm and brachial arteriovenous malformation
47. What are the main points that doctors are looking for during the Surgical OSCEs?
Discolouration - Discharge - Depression - Deviation - Displacement - Destruction - [Duplication - unlikely in the exam]
A caring and competent approach - A good examination technique - An ability to elicit and draw conclusions from physical signs
Fibroadenomas - Breast cysts - Fat necrosis - Breast cancer
The characteristic presentation is insidious with progressive weight-loss and dysphagia - The patient initally hass difficulty swallowing solids and often describes the food getting stuck in the lower part of the oesophagus - They may also describe o
48. How should one treat a sebaceous cyst?
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.
Palomo operation
Inflammation : inflammatory bowel disease -especially Crohn's disease - Diverticular disease - tuberculosis - Malignancy : Often following spontaneous rupture and abscess formation by the tumour - Radiotherapy : Pelvic irradiation can damage the inte
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
49. How would you treat a congenital dermoid cyst?
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
Triple assessment which consists of: Clinical : history and physical examination - Radiological : ultrasound or mammography - Pathological : cytology(fine-needle aspiration) or histological(tru-cut biopsy)
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)
Surgical treatment involved complete excision but the full extent of the cyst should be established with suitable radiographic views such as x-ray or CT scan.
50. What would you warn the patient of in consenting them for an endarterectomy?
The advantages of having surgery are a six-fold reduction in the rate of stroke at 3 years - The operative risk of stroke is 2% and operative mortality 1-2% - Specific risks of haematoma -hypoglossal nerve injury and numbness of the ipsilateral earlo
It is due to forced implantation of skin into subcutaneous tissues following an injury. Normally found in areas of the body prone to injury such as fingers. Suspect if you see an adult in exam.
May require the placing of postoperative drains
Injection sclerotherapy with 1% sodium tetradecyl sulphate - this has a high recurrence rate and indicated for postoperative recurrence of veins - below knee varicosities if the long saphenous vein and short saphenous vein are not involved.