69.

70.

71.

72.

78.

74.

5.

76.

‘Which feature distinguishes pituitary ACTH secretion from Ectopic?
(ಯ) Rapid onset of clinical picture in ectopic
(3) Hypokalemia more common in pituitary

{C) Overnight low dose dexa suppression test result with cortisol > 5 microg
distinguishes pituitary secretion

(0) Urinary free cortisol is suppressed in ectopic

Itai-itai disease was due to contamination with :
(¢) Arsenic (8) 18
)0 Cadmium {D) Mercury

Which is NOT a feature of chronic arsenic poisoning?
{A) Haemorrhagic gastroenteritis {B) Guttate hyperpigmentation
)0 Mee’s lines {D) Sensory polyneuropathy

Which of the following chemotherapeutic agents causes sensory neural hearing loss?
வ Paclitaxel {B) Doxorubicin
{C) & fluoro uracil (D) Cisplatin

Which statin is least myotoxic?
{A) Pravastatin (3) Simvastatin
(ಲ) Atorvastatin (2) Lovastatin

A 45 yr old lady with Crohn’s disease and small intestinal fistulae develops tetany while on
TPN. her investigations are as follows :

08: 8.2 ‏ک1‎ : 8.2 18 : 185 01:108 Po4 :2.4 Alb : 2.4 pH : 7.48 HCO3 : 25
Cause of her tetany?

{A) hyperventillation {B) hypocalcemia

€) focal seizure (D) hypomagnesemia

Best management for a patient presenting to casualty with mild right sided pleuritic pain
with Xray showing <1 cm free air :

(ಹ) tube thoracostomy {B) underwaterseal drainage
€) observation (2) needle aspiration

All are true about amiodarone induced thyreid dysfunction EXCEPT :
(¢) hyperthyroidism is common in iodine deficient areas
ற hypothyroidism commoner in men
{C) amiodarone inhibits deiodinase activity
(2) amiodarone treatment is associated with decreased T4 levels initially

11 111/2018
[P.T.O.]