Most common complication of untreated congenital adrenal hyperplasia is:
- A. Adrenal crisis
- B. Sexual infantilism
- C. Hirsutism
- D. Precocious puberty
Correct Answer: A
Rationale: Adrenal crisis is the most serious complication of untreated CAH due to cortisol deficiency, per AAP (doc p148, Q558).
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Immediate priority for a 6-year-old with pneumonia is
- A. Nutrition
- B. Medication
- C. Reassurance
- D. Rest
Correct Answer: D
Rationale: Rest D reduces respiratory demand, per document p18, 4.
A nurse is providing parental instruction for a 24-hour urine collection for a hospitalized child. Which of the following statements by the child's parent needs further instruction?
- A. This test is to evaluate kidney function.'
- B. This test is timed with the first urine collection.'
- C. This container can be kept in the unit refrigerator.'
- D. The container comes from the laboratory.'
Correct Answer: C
Rationale: Urine collection containers should be kept cool but not in a shared refrigerator due to contamination risks; a specific cooler is used, indicating a need for clarification.
A 19-year-old pregnant mother likes all-night dance parties. She took methylenedioxymetamphetamine (MDMA 'X', Ecstasy) routinely before and during pregnancy. The most likely fetal defect is:
- A. Pulmonary
- B. Gastrointestinal
- C. CNS
- D. Cardiac
Correct Answer: D
Rationale: MDMA use in pregnancy is linked to cardiac defects , like septal defects, per studies (Teratology). A-C, E are less specific.
The nurse is caring for a child with suspected diabetes insipidus. Which clinical manifestations would she expect to observe?
- A. Nausea and vomiting
- B. Polyuria and polydipsia
- C. Oliguria and uremia
- D. Glycosuria and hematuria
Correct Answer: B
Rationale: Diabetes insipidus causes polyuria and polydipsia (B) due to lack of antidiuretic hormone. Nausea (A), oliguria (C), and glycosuria (D) are unrelated. Document: 'Excessive urination accompanied by insatiable thirst is the primary clinical manifestation.'
Which drug will you prepare for a child with convulsions in the ER?
- A. Ampicillin
- B. Chloroquine
- C. Hydrocortisone
- D. Phenobarbital
Correct Answer: D
Rationale: Phenobarbital D is the anticonvulsant for seizures, per document 6.