MRCP Flashcards

(23 cards)

1
Q

What syndrome has the features
miosis (small pupil)
ptosis
enophthalmos* (sunken eye)
anhidrosis (loss of sweating one side)

A

Horner’s Syndrome

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2
Q

Hydatid disease is treated with

A

albendazole

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3
Q

Cranial nerve VI - The abducens nerve innerves what and is responsible for what?

A

Lateral Rectus and abduction of the pupil passed the midline

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4
Q

Define Sensitivity

A

the proportion of patients with the condition who have a positive test result.

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5
Q

Define Specificity

A

the proportion of patients without the condition who have a negative test result.

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6
Q

Mutation in the SCN5A gene is associated with what

A

Brugada Syndrome

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7
Q

Clostridium tetani ie Tetanis pathogenesis

A

Inhibition of GABA and glycine release

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8
Q

Pulmonary arterial hypertension patients with positive response to vasodilator testing - management

Negative response

A

Calcium channel blocker

a negative response to acute vasodilator testing (the vast majority of patients)
prostacyclin analogues: treprostinil, iloprost
endothelin receptor antagonists
non-selective: bosentan
selective antagonist of endothelin receptor A: ambrisentan
phosphodiesterase inhibitors: sildenafil

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9
Q

Explain the cause and features of Gitelman’s syndrome

A

defect in the thiazide-sensitive Na+ Cl- transporter in the distal convoluted tubule.

Features
normotension
hypokalaemia
hypocalciuria
hypomagnesaemia
metabolic alkalosis

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10
Q

Inducers of the P450 system have what effect on Warfarin

A

Over-metabolised warfain therefore Reduce INR

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11
Q

subacute (De Quervain’s) thyroiditis management

A

Naproxen - self limiting thyrotoxicosis post viral infection

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12
Q

The majority of gastrinomas are found in

A

first part of the duodenum

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13
Q

Elliptocytes are seen in

A

iron deficiency, thalassaemia

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14
Q

Heinz bodies are seen in

A

alpha-thalassaemia and glucose-6-phosphate dehydrogenase deficiency.

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15
Q

schistocytes are seen in

A

DIC due to microangiopathic haemolytic anaemia

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16
Q

Howell-Jolly bodies are seen in

A

reduced splenic activity

17
Q

Spherocytes are seen in

A

hereditary spherocytosis

18
Q

most common malignancy secondary to immunosuppression

A

Squamous cell carcinoma

19
Q

Congo red staining: apple-green birefringence is seen in

20
Q

Characteristic of Mycoplasma pneumoniae

A

positive cold agglutination test → peripheral blood smear may show red blood cell agglutination

21
Q

Skin prick tests are typically used to diagnose…

A

IgE mediated allergies such as food on pollen

22
Q

Wegener was a Nazi
Nazi’s are C***s
- C-ANCA
- Crescentic glomerulonephritis

A

diagnosis of granulomatosis with polyangiitis (GPA), formerly known as Wegener’s granulomatosis

23
Q

Definition and treatment of mild, mod and servere Ulcerative Colitis

A

mild: < 4 stools/day, only a small amount of blood
moderate: 4-6 stools/day, varying amounts of blood, no systemic upset
severe: >6 bloody stools per day + features of systemic upset (pyrexia, tachycardia, anaemia, raised inflammatory markers)

proctitis
topical (rectal) aminosalicylate: for distal colitis rectal mesalazine has been shown to be superior to rectal steroids and oral aminosalicylates
if remission is not achieved within 4 weeks, add an oral aminosalicylate
if remission still not achieved add topical or oral corticosteroid
proctosigmoiditis and left-sided ulcerative colitis
topical (rectal) aminosalicylate
if remission is not achieved within 4 weeks, add a high-dose oral aminosalicylate OR switch to a high-dose oral aminosalicylate and a topical corticosteroid
if remission still not achieved stop topical treatments and offer an oral aminosalicylate and an oral corticosteroid
extensive disease
topical (rectal) aminosalicylate and a high-dose oral aminosalicylate:
if remission is not achieved within 4 weeks, stop topical treatments and offer a high-dose oral aminosalicylate and an oral corticosteroid