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Test your basic knowledge |
Clinical Surgery
Start Test
Study First
Subjects
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health-sciences
,
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. How would you treat a congenital dermoid cyst?
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
Vascular - Cerebrovascular accident - Tumour - acoustic neuroma - Infection - Meningitis(rarely
It is important to exclude malignant tumours such as: Malignant melanoma - Basal cell carcinoma
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.
2. What are the non-surgical treatment options for coarctation of aorta?
Sympathetic overstimulation and restrictive myopathy of levator palpebrae superioris
Cardiac disease - hypertension -myocardial infarction -ischaemia -mitral valve disease - cardiomyopathy -endocarditis - Respiratory disease - Pneumonia - lung cancer - sarcoidosis - Other: Hypothyroidism and idiopathic ( lone AF)
General - Specific
Investigation and treatment of concurrent abnormalities - Management of hypertension
3. What is the surgical treatment of a patient with an epigastric hernia?
Cardiac and respiratory disease should be controlled first - Other risk-factors should be optimized - Preoperative weight loss should be encourage
A skin flap consists of tissue - or tissues - transferred from one site of the body to another - while maintaining a continuous blood supply through a vascular pedicle.
The principles of surgery are that the sac is excised completely or inverted - and the defect in the linea alba repaired - The fat contained within the hernia can be excised or reduced - The site of the defect should be marked with the patient lying
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
4. What are the features of acral lentiginous melanoma?
Tumour - parotid gland malignancy - Trauma - surgical - accidental e.g facial lacerations
Least common - Occurs on hairless skin - Irregular area of brown or black pigmentation
Cirrhosis - Malignancy - Lymphatic rupture or damage
Cervical spondylosis - Pancoast's tumour - Cervical disc protrusions - Ulnar nerve neuropathy
5. What are the hepatobiliary complications of IBD?
Clinical examination - Fine-needle aspiration which would show an opalescent fluid containing cholesterol crystals or pus.
Ultrasound - first line - Which is used to define the liver architecture and give an idea of the size and may identify the pathology - Contrast-enhanced CT may also be useful - especially to further investigate solid lesions
Liver - fatty change - chronic active hepatitis -cirrhosis and amyloid deposition - Gall bladder and bile ducts - gallstones - sclerosing cholangitis - and cholangiocarcinoma
Via chorda tympani to anterior two-thirds of the tongue
6. Simple cysts are found in 33% of patients by the age of 60. How should they be managed?
Regular skin inspection - Frequent turning of immobile patients( 2 to 4 hourly) - Massage - Toileting - The use of special mattresses and cushion which redistribute the pressure on at-risk areas
History and Clinical Examination - they usually present incidentally but occasionally with a renal mass or haematuria
Non-Surgical : leave alone if asymptomatic and if patient does not want intervention - Surgical : Simple excision followed by histology
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
7. What are the indications for splenectomy?
Trauma - Hypersplenism
Below Knee - Above Knee
Fibroadenomas - Breast cysts - Fat necrosis - Breast cancer
They are known as adiposis dolorosa or Dercum's disease.
8. Which investigations would you use in a patient whom you thought might be suffering from a dysmotility problem?
Fibrous tissue invades the tunica intima and media of the vein and breaks up the smooth muscle - preventing the maintenance of adequate vascular tone. These changes are patchy and may not affect adjacent segments of vein.
Hyperkeratosis - Acanthosis - Hyperplasia of variably pigmented basaloid cells
Autosomal dominant - 1 in 500 - Chromosomes 4 and 16 are affected - Age of Presentation is between 30s and 50s
Barium swallow may be useful - If diagnosis is in doubt - endoscopy with biopsies and brushings should be performed to exclude a carcinoma - Physiological function could be tested using 24-hour oesophageal pH studies to exclude reflux and manometry
9. What are the specific early complications of amputations?
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10. What will the Fine Needle Aspiration Cytology show you in the investigation of Cervical Lymphadenopathy?
This is the array of plastic surgeon techniques of increasing complexity that is available to the surgeon and Which is used according to their suitability for individual patients
It will show you if it is malignant or inflammatory
An intravenous injection of contrast into the veins in the arm can illustrate the degree of obstruction - A CT Scan of the thorax may demonstrate the cause of the obstruction and the length of the SVC affected
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
11. How would you investigate a patient who was referred with a carotid bruit?
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
Neoplasia(benign -malignant -lymphoma and leukaemia) - Stone(sialolithiasis) - Infection/inflammation(mumps -acute sialadenitis -chronic recurrent sialadenitis -HIV - salivary gland disease) - Autoimmune(sjogren's syndrome) - Infiltration(sarcoidosis
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
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
12. What are the causes of venous ulcers?
Endovascular repair - Laparoscopic repaire of abdominal aneurysms is the subject of current clinical trials
Pigmented freckles around the lips and inside the mouth - associated with intestinal intussusception and gastrointestinal bleeding from colonic polyps
The aorta is narrowed below the origin of the left subclavian artery and therefore blood flow to the abdomen and legs is reduced - The prominent vessels over the back are large collateral that have developed to bypass the obstruction and supply the l
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
13. What features of the lump would make you suspicious that it is breast cancer?
Lymphangiomas can be:Cystic - Solid or diffuse - Cutaneous
It helps to give an indication as to What the exact aetiology is.
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 :
Usually occurs in the over 50s although it may affect younger patients. It is the most common causes of a renal mass in women of childbearing age - Beck's Triad of: Haematuria - Mass - Loin Pain
14. What are the indications of mastectomy?
Epigastric pain - which may increase after meals - May be acutely painful after physical exercise - Nausea and early satiety - Reflux and non-ulcer dyspepsia
Ultrasound compression of the false aneurysm - Thrombin injection - Surgical repair - Observation and review
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
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 -
15. How are they classified?
Excision of a single lobe of the lung
General - Thermoregulatory - Dermatological - Musculoskeletal - Gastrointestinal - Cardiovascular - Gynaecological - Psychiatric - Neurological
Lymphangiomas can be:Cystic - Solid or diffuse - Cutaneous
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
16. What other conditions cause odynophagia?
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
Fibrous tissue invades the tunica intima and media of the vein and breaks up the smooth muscle - preventing the maintenance of adequate vascular tone. These changes are patchy and may not affect adjacent segments of vein.
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.
Infections within the oesophagus especially candidiasis and herpes simplex - Pharyngitis - Occasionally ulceration over the lower third of the oesophagus
17. What are the causes of gangrene?
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18. What are the signs in the mouth of Peutz-Jegher disease?
Pigmented freckles around the lips and inside the mouth - associated with intestinal intussusception and gastrointestinal bleeding from colonic polyps
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
(H)infection - Hypoparathyroidism which leads to hypocalcemia
Debulking or bypass procedures - Direct lymphovenous anastamosis - Stripping a piece of intestinal mucosa - exposing the rich submucosal plexus - this can then be used to replace a leg lymph node which then forms new connections with distal lymphatic
19. What are the coordination abnormalities causes of dysphagia?
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
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
Ultrasound - first line - Which is used to define the liver architecture and give an idea of the size and may identify the pathology - Contrast-enhanced CT may also be useful - especially to further investigate solid lesions
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.
20. What is the consequence of carotid stenosis?
Palomo operation
If the ulcer fails to heal - careful consideration should be given to excluding other causes such as malignant Marjolin ulcer and the area may need to be biopsied - Otherwise a split skin graft should be considered with excision of the dead skin and
Lead shields to protect the eyes and gonads - Dose-fractionation - Prior chemotherapy - Regional hypothermia - Radiolabelled antibodies
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.
21. What is the aetiology of diabetic foot ulcers?
Unhealthy -necrotic and infected tissue - Irradiated tissue - Exposed cortical bone without periosteum - Tendon without peritendon - Cartilage without perichondrium
A seborrhoeic keratosis is a benign overgrowth of the basal cell layer of the epidermis.
Endovascular repair - Laparoscopic repaire of abdominal aneurysms is the subject of current clinical trials
Neuropathic - 45 to 60% of ulcers - Ischaemic due to peripheral occlusive arterial disaese - 10% of ulcers - Mixed neuroischaemic - 25-45% of ulcers
22. What other non-surgical treatments are available for ischaemic ulcers?
Weight loss - Change in bowel habit - Loss of appetite - Back pain
malignant change?
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
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
23. What are the surgical principles in the treatment of a femoral hernia?
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
Reduction of the contents of the sac - Excision of the sac - Repair of the defect - taking care not to narrow the femoral vein while tightening up the femoral canal
Are you having difficulties swallowing liquids - or solids - or both? - Did the problem start suddenly or was the onset gradual? - Do you ever regurgitate food? - Can you eat a full meal? - How long have you had this problem for? - Where does the foo
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 :
24. What are the specific complications of inguinal hernia repair?
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
Leave alone if asymptomatic and if patient does not want intervention - Intervene only when extensive or for cosmetic reasons with local radiotherapy and/or chemotherapy using interferon-alpha -doxorubicin and intralesional vinblastine.
Classic Kaposi's sarcoma - AIDS-associated Kaposi's sarcoma - Endemic(central African) variety - Transplantation-associated Kaposi's sarcoma
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
25. How do you treat this condition?
Collagen antibodies are present in 45% of patients - There is an association with HLA-B5 - Angiography has typical appearances of normal proximal vessels with distal occlusion and 'corkscrew' collaterals.
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
Wounds associated with - Infection - Trauma - Burns - Tension especially over the sternum such as after CABG - Wounds on certain areas of the body
Elderly(A for Aged)
26. What are the causes of splenomegaly
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27. What are the different types of mastectomy that can be performed?
True umbilical herniae occur through the umbilical scar and are usually congenital in origin and particulary common in patients of Afro-Caribbean origin
Simple mastectomy - Modified radical mastectomy(patey) - Radical mastectomy(Halsted mastectomy) - Extended radical mastectomy
VINTA MEDIC - Vascular - Iatrogenic - Neoplastic - Traumatic - Autoimmune - Metabolic - Endocrine - Degenerative - Inflammatory/Infective - Congenital
TIMEC - Trauma/Tumor - Infection/Inflammation/Ischemia - Metabolic -Mechanical - Endocrine - Congenital
28. What important questions should you ask in a patient with jaundice?
Have you noticed any change in the colour of your urine? Have you noticed any change in the colour of your stools? - Have you noticed yourself feeling itchy?
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
Nerve to stapedius - Nerve to posterior belly of digastric - Five divisions within the parotid gland - temporal - zygomatic - buccal - mandibular and cervical
A seborrhoeic keratosis is a benign overgrowth of the basal cell layer of the epidermis.
29. What is the surgical treatment of venous ulcers?
TIMEC - Trauma/Tumor - Infection/Inflammation/Ischemia - Metabolic -Mechanical - Endocrine - Congenital
If the ulcer fails to heal - careful consideration should be given to excluding other causes such as malignant Marjolin ulcer and the area may need to be biopsied - Otherwise a split skin graft should be considered with excision of the dead skin and
Conservative - Medical - Surgical
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)
30. What are the motor branches of the facial nerve?
They are known as adiposis dolorosa or Dercum's disease.
Sunlight - Carcinogens - Previous radiotherapy - Malignant transformation in pre-existing skin lesion
Discolouration - Discharge - Depression - Deviation - Displacement - Destruction - [Duplication - unlikely in the exam]
Nerve to stapedius - Nerve to posterior belly of digastric - Five divisions within the parotid gland - temporal - zygomatic - buccal - mandibular and cervical
31. How do true umbilical herniae occur?
True umbilical herniae occur through the umbilical scar and are usually congenital in origin and particulary common in patients of Afro-Caribbean origin
Triple assessment which consists of: Clinical : history and physical examination - Radiological : ultrasound or mammography - Pathological : cytology(fine-needle aspiration) or histological(tru-cut biopsy)
An abnormal protrusion of abdominal contents through a defect in the linea alba - usually halfway between the xiphoid process and umbilicus
Classic Kaposi's sarcoma - AIDS-associated Kaposi's sarcoma - Endemic(central African) variety - Transplantation-associated Kaposi's sarcoma
32. What symptoms - a patient with an epigastric hernia might have complained of at presentation?
Epigastric pain - which may increase after meals - May be acutely painful after physical exercise - Nausea and early satiety - Reflux and non-ulcer dyspepsia
Site and size of varicosities - including the presence of saphena varix - Skin for changes and scars - Swelling of the ankle
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 -
Prolonged weight-bearing and mechanical shear forces act on areas of soft-tissues overlying bony prominences - leading to both occlusion and tearing of small blood vessels -reduced tissue perfusion and ischaemic necrosis.
33. What are the features of ulcers in tuberculosis?
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
Undermined edge - Shallow ulcer
The two main differential diagnoses to consider are; Benign - keratoacanthoma - especially if it is sloughing at its centre - Malignant -Squamous cell carcinoma - particularly the nodulo-ulcerative type with a rolled edge
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
34. What are the branches of the facial nerve?
The commonest presentation is a painless lump or a dull ache in one testis in a young man - Occasionally there is a history of trauma accompanying the discovery of the mass - 10% present with an acutely painful testis - If para-aortic nodes have beco
Increase in size - Ulceration - Change in colour - Irritation - Bleeding - Halo of pigmentation - Satellite nodules - Enlarged local lymph nodes - Evidence of distant spread
Motor - Secretomotor - Taste - Sensory
Psychological and social implications - Haematoma and wound infection - including gas gangrene - Deep vein thrombosis and pulmonary embolus - Phantom limb pain - due to the sensory cortex 'believing' the limb is still present - Skin necrosis
35. What are the secretomotor branches of the facial nerve?
Via greater superficial petrosal nerve to lacrimal - nasal and palatine glands
Defined as portal vein pressure of more than 10mmHg(normal 5-10). Portal blood flow through the liver is greatly reduced or even reversed in the most severe cases
Usually occurs in the over 50s although it may affect younger patients. It is the most common causes of a renal mass in women of childbearing age - Beck's Triad of: Haematuria - Mass - Loin Pain
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
36. What is the classification of liposarcoma?
Unilateral - Bilateral
Well-differentiated - Myxoid and round cell - Pleomorphic liposarcoma
Anaesthesia is more complicated because of the increased risk of stroke - In addition - patients with AF may be anticoagulated and if on warfarin - this medication needs to be discontinued prior to elective surgery - Patients with controlled AF may d
Thyroidectomy
37. What is lid lag secondary to ?
Xeroderma pigmentosum - Dysplastic naevus syndrome - Large congenital naevi - Family history in first-degree relatives
A pyogenic granuloma is a rapidly growing capillary haemangioma whic usually measures less than 1cm in diameter
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
Sympathetic overstimulation and restrictive myopathy of levator palpebrae superioris
38. What are the causes of unilateral ptosis?
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39. How are epididymal cysts caused?
They are often multiple and most commonly arise in the head of the epididymis. Occassionally they occur as a complication of vasectomy - in which case they are full of sperm and are termed spermatocoeles.
Iodine deficiency - Increased physiological demand - Goitrogens(less common) - Defects of thyroid hormone production
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
Have you noticed any change in the colour of your urine? Have you noticed any change in the colour of your stools? - Have you noticed yourself feeling itchy?
40. What would you tell to a lady with varicose veins about the proposed surgery?
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
The incompetent vein is below the level of the tourniquest
Unilateral total lobectomy and isthmusectomy
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
41. What is a ganglion?
A cystic swelling related to a synovial lined caivity - either a joint or a tendon sheath
Duration and change in size - Cosmetic symptoms - Discomfort during swallowing/dysphagia - Dyspnoea - Hoarseness - Pain
Uncommon sensory component of facial nerve carrying cutaneous impulses from the anterior wall of the external auditory meatus known as nervus intermedius or pars intermedia of Wrisberg
They are known as adiposis dolorosa or Dercum's disease.
42. What is the causes of the carotid artery aneurysms?
0.5 to 0.8
True aneurysms are uncommon and are generally caused by atherosclerosis - and occasionally by dissection -trauma -previous carotid surgery or infection - When a true aneurysm has been excluded - the patient can be reassured and discharged. - Dilated
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
Cirrhosis - Malignancy - Lymphatic rupture or damage
43. What is a solar keratoses?
A chemodectoma is a tumour of the paraganglion cells of the carotid body located at the bifurcation of the common carotid artery. They are usually benign(but locally invasive) - but occassionally - they are malignant with potential to metastasize to
Dilatation of normal capillaries - Can be secondary to skin irradiation - Can be part of hereditary haemorrhagic telangiectasia
Epigastric pain - which may increase after meals - May be acutely painful after physical exercise - Nausea and early satiety - Reflux and non-ulcer dyspepsia
Solar keratosses are squamous cell carcinoma in situ
44. What are the complications with regards to the surgical treatment of a ganglion?
The protein content of a sample of effusion fluid is measured and the classification depends on this value:Transudate is equal to a protein value of less than 30g/L - Exudate is equal to a protein value of more than 30g/L
Wound complications - Recurrence - Damage to adjacent neurovascular structures
History and Clinical Examination - Investigate if prominent nodule or features suspicious of malignancy such as cervical lymphadenopathy or recurrent laryngeal nerve palsy
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
45. Lipomas do not undergo...
Rapid growth and pain(on history) - Hyperemic hot skin - Hard consistency - Fixed to skin and underlying muscle - Irregular surface or ill-defined edge - Facial nerve involvement
malignant change?
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
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
46. What are the causes of a false aneurysm?
Resection of a lobe including its bronchial origin with re-anastamosis of the proximal and distal bronchus
Traumatic - Iatrogenic(following angiography and bypass)
Cyanotic congenital heart disease - Infective endocarditis - Atrial myxoma (rare)
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
47. What is the aetiology of enterocutaneous fistulae?
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48. How should one treat a sebaceous cyst?
Black discolouration of the skin
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
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
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.
49. What syndromes are associated with varicose veins?
True umbilical herniae occur through the umbilical scar and are usually congenital in origin and particulary common in patients of Afro-Caribbean origin
Klippel-Trenaunay-Weber Syndrome - Parkes-Weber syndrome
Ultrasound - first line - Which is used to define the liver architecture and give an idea of the size and may identify the pathology - Contrast-enhanced CT may also be useful - especially to further investigate solid lesions
Cirrhosis - Malignancy - Lymphatic rupture or damage
50. How would you treat a dermatofibroma?
Non-Surgical : leave alone if asymptomatic and if patient does not want intervention - Surgical : Simple excision followed by histology
Congenital ptosis - Myopathies - Syphillis
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
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.