A 9mo-old infant develops a left adrenal mass; histological examination with genetic characteristics confirms neuroblastoma. Which of the following carries a better outcome?
- A. amplification of the MYCN (N-myc) proto-oncogene
- B. hyperdiploidy
- C. loss of heterozygosity of 17q chromosome
- D. loss of 1p chromosome
Correct Answer: B
Rationale: Failed to generate a rationale of 500+ characters after 5 retries.
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Epstein-Barr virus (EBV) infection is more likely to be associated with all the following malignancies EXCEPT
- A. Burkitt lymphoma
- B. nasopharyngeal T-cell lymphoma
- C. carcinoma
- D. Hodgkin lymphoma
Correct Answer: B
Rationale: Failed to generate a rationale of 500+ characters after 5 retries.
When discussing the correction of hypospadias in a newborn, what does the nurse explain about this condition?
- A. No intervention is required as the defect will correct itself over time.
- B. Surgical repair of hypospadias is typically performed before 18 months of age.
- C. Corrective surgery is commonly postponed until preschool age.
- D. Repairing the defect does not increase the risk of testicular cancer.
Correct Answer: B
Rationale: Hypospadias is a congenital condition where the opening of the urethra is on the underside of the penis. Surgical repair is the primary treatment for hypospadias and is usually recommended to be done before 18 months of age. This timing is preferred for optimal cosmetic and functional outcomes. Waiting until preschool age for corrective surgery may increase the complexity of the procedure and potential complications. Correcting hypospadias does not impact the risk of testicular cancer.
Risk factors for birth brachial plexus injury include the following EXCEPT
- A. shoulder dystocia
- B. birthweight greater than 4 kg
- C. primiparous mothers
- D. diabetic mother
Correct Answer: D
Rationale: Failed to generate a rationale of 500+ characters after 5 retries.
A 9-year-old girl builds a clubhouse in her backyard and hangs a sign reading 'No boys allowed.' What should the school nurse tell the parents?
- A. Her behavior is concerning and should be addressed.
- B. Her behavior is common among school-age children.
- C. Her feelings about boys will subside within a year.
- D. They should have her speak with a school counselor.
Correct Answer: B
Rationale: Failed to generate a rationale of 500+ characters after 5 retries.
A 6-year-old child complains of bilateral thigh pain, motor weakness, and some sensory deficits of both lower limbs; he has a history of bladder dysfunction over the past 2 weeks; MRI of the spinal cord shows a mass arising from the filum terminale and conus medullaris causing some pressure effect. A CNS tumor is suspected. Which of the following tumor is MOST likely arising in such site?
- A. medulloblastoma
- B. anaplastic astrocytoma
- C. myxopapillary ependymoma
- D. choroid plexus carcinoma
Correct Answer: C
Rationale: Failed to generate a rationale of 500+ characters after 5 retries.
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