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?

Correct Answer: C

Rationale: Myxopapillary ependymomas are common in the conus medullaris and filum terminale region.

Correct Answer: C

Rationale: AFP levels typically normalize by around one year of age.

Correct Answer: A

Rationale: Accuracy refers to how close a measurement is to the true value.

Correct Answer: B

Rationale: Hyperdiploidy is associated with a better prognosis in neuroblastoma.

Correct Answer: D

Rationale: Diabetic mothers are not specifically associated with increased risk of brachial plexus injury compared to other factors such as shoulder dystocia, macrosomia, or primiparity.

Correct Answer: C

Rationale: When professionals communicate with parents and family members, it is essential to share information with all individuals who interact with the child, whether they are family members or not. This inclusive approach ensures that everyone involved in the child's care and well-being is well-informed and can provide support as needed. It is important to consider the broader network of individuals who play a role in the child's life to promote comprehensive and effective communication.

Correct Answer: D

Rationale: Acute glomerulonephritis typically develops 1 to 3 weeks after a streptococcal infection, such as a sore throat, which triggers an allergic-type response that affects the glomeruli's function. This immune response leads to inflammation and damage to the glomeruli, resulting in acute glomerulonephritis.

Correct Answer: A

Rationale: The correct answer is A because Gardasil does not cure existing HPV infections. Gardasil is a preventive vaccine and does not treat existing infections. Choice B is correct as regular Pap screenings are still necessary even after vaccination. Choice C is also correct as Gardasil can prevent genital warts. Choice D is correct as Gardasil does not protect against all types of HPV. Therefore, option A is the statement that indicates the need for more teaching.

Correct Answer: B

Rationale: The vital signs of bradycardia, hypertension, and irregular respirations indicate increased intracranial pressure. Bradycardia (heart rate of 48), hypertension (blood pressure of 148/74 mmHg), and irregular respirations are typical signs of increased intracranial pressure in a pediatric client with a traumatic brain injury and loss of consciousness.