Past Paper Q's - 2018 Flashcards

1
Q

Immunodeficienecy with common gamma chain problem?

A

X-linked SCID

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2
Q

Swollen joint, negative birefringence and needle shaped. What is the enzyme responsible?

A

Xanthine Oxidase. Rate limiting step is HGPRT

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3
Q

What does JC virus cause?

A

Progressive Multifocal Leukoencephalopathy

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4
Q

Virus reactivation post transplant

A

EBV

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5
Q

Most common cause of viral meningitis

A

Enteroviruses

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6
Q

Most common type of CNS tumours in children

A

Astrocytoma

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7
Q

5 year old, Tetany, widened epiphyses + cupping of metaphysis on X-Ray

A

Ricketxs

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8
Q

What is the minimum amount of time to treat a VTE?

A

3 months

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9
Q

Maximum number of HLA mismatches possible with parents on MHC 1?

A

3, because you have 2A’s, 2B’s, 2C’s, and you’ll get 3 from each parent

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10
Q

Ovarian tumour with hair. No immature cells seen.

A

Mature teratoma

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11
Q

What enzyme to confirm cardiac failure?

A

BNP

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12
Q

Liver enzyme raised in MI

A

Aspartate amintoransferase

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13
Q

Old man fallen, dark urine, no blood. What is causing the dark urine?

A

Myoglobin - Due to rhabdomyolsis

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14
Q

Lady with Multiple myeloma and restrictive cardiomyopathy. What will you see on heart biopsy?

A

Amyloid depositions

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15
Q

Man with macrocytic anaemia, atrophy of body of stomach. What substance are they deficient in that leads to B12 malabsorption?

A

Intrinsic factor

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16
Q

Someone with aphthous ulcers, conjunctivitis, diarrhoea & abdo pain

A

Crohns

17
Q

Lady who went to ?Mexico and ate unpasteurized dairy. 4 weeks later unwell (no diarrhoea mentioned?) Which gram -ve rod caused this?

A

Brucellosis - Gram -ve rod

18
Q

Non-Tuberculous mycobacterium , some cut on his hand in a man who cleaned a fish tank?

A

M. marinum

19
Q

Painless penile ulcer which healed in few weeks, followed by fine snail track oral ulcer. Causative organism

A

Treponema Pallidum

20
Q

Which type of cell does Rituximab target?

A

Mature B cell

21
Q

What is the usual prophylaxis for allograft rejection ?

A

Mycophenolate mofetil, pred, tacrolimus

22
Q

Which allergy is more likely to present in child than adult?

A

Egg

23
Q

How does melanoma spread? Haematological or lymph nodes?

A

Haem

24
Q

Anti-Tnf-A/Jakinibs and anti-IL/AntiTNFfA - What treats RA and What treats psoriasis?

A

Anti-tnf-A for RA

Anti IL for psoriasis

25
Q

Which antibody gives innate immunity to HIV?

A

GP41 and GP120

26
Q

What genetic defect gives immunity to HIV?

A

CCr5 receptor immunity