Hyponatremia in cerebral salt wasting is accompani

ATI RN

ATI RN Test Bank

Hyponatremia in cerebral salt wasting is accompanied by the following EXCEPT

A. elevated urinary sodium excretion B. low urine output C. hypovolemia D. normal or high uric acid

Correct Answer: B

Rationale: Cerebral salt wasting features high urine output (not low, B) with sodium loss (A), hypovolemia (C), and high uric acid (D).

The normal level of serum thyroid-stimulating hormone in first week of term infants is up to

A. 4.4 mIU/L B. 9.5 mIU/L C. 13.6 mIU/L D. 27.0 mIU/L

Correct Answer: D

Rationale: TSH can reach up to 27 mIU/L in the first week due to the neonatal surge (E).

The first clinical manifestation of acquired hypothyroidism is

A. poor schoolwork B. goiter C. deceleration of growth D. weight gain

Correct Answer: C

Rationale: Growth deceleration (C) is often the earliest sign of acquired hypothyroidism in children.

Adverse reaction reported exclusively with propylthiouracil is

A. severe liver disease B. agranulocytosis C. lupus-like polyarthritis syndrome D. glomerulonephritis

Correct Answer: A

Rationale: Severe liver disease (A) is a rare, exclusive side effect of propylthiouracil, unlike methimazole.

Episodic symptomatic hypocalcemia occurs in the Kenny-Caffey syndrome, the latter is characterized by the following EXCEPT

A. medullary stenosis of the long bones B. short stature C. delayed closure of the fontanel D. advanced bone age

Correct Answer: D

Rationale: Kenny-Caffey syndrome features delayed bone age, not advanced (D).

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