Endocrinology

Question 1

Phaechromocytoma triad, diagnosis, mx

Answer 1

Headache, sweating, tachycardia, resistant HTN, unexplained increased glucose
Plasma or urine metamephrines
First alpha blocker then beta blocker, sx

Question 2

Effect of catecholamines on insulin

Answer 2

Inhibit resulting in hyperglycaemia

Question 3

Known hypothyroid wants to get pregnant. Recommended dose ?

Answer 3

Increase when pregnant

Question 4

Von gierke disease

Answer 4

Glucose 6 phosphate deficiency- hypoglycaemia, lactic acidosis, hyperuricemia, hyperlipidemia
Round cheeks doll face, short

Question 5

21 hydroxylase deficiency

Answer 5

Decreased aldosterone, cortisol
Increased androgen

Question 6

Mx of HHS

Answer 6

Normal saline, IV insulin, potassium replacement

Question 7

Milk alkali syndrome

Answer 7

Hypercalcemia, renal insufficiency, metabolic alkalosis

Question 8

Dx of Cushing syndrome

Answer 8

24 hr urine cortisol, late night salivary cortisol assay, low dose Dexa suppression test