Endocrine Test

Question 1

Screening test for GH excess

Answer 1

Randomly collected IGF-1

Question 2

Confirmatory test for GH excess

Answer 2

Oral Glucose tolerance test

Question 3

If GH serum levels are not suppressed by OGTT, the next request should be:

Answer 3

Pituitary MRI

Question 4

For dwarfism, if the GH stimulation test result is >7ng/mL and IGF-1 is low, the cause of the condition is

Answer 4

GH insensitivity

Question 5

For dwarfism, if the GH stimulation test result is <7ng/mL, the cause of the condition is:

Answer 5

GH deficiency

Question 6

Euvolemic hypo osmolar hypernatremia associated with hyperosmolar urine

Answer 6

SIADH

Question 7

Volume of dilute urine passed daily in Diabetes insipidus

Answer 7

> 2.5L/day