All the following are features of childhood SLE EXCEPT

Correct Answer: C

Rationale: Childhood SLE typically presents after 5 years of age.

Correct Answer: C

Rationale: Brain damage from drowning typically begins after 4-6 minutes of submersion, with significant damage occurring by 30 minutes due to anoxic injury and cerebral hypoxia.

Correct Answer: D

Rationale: Attention-deficit/hyperactivity disorder (ADHD) is frequently comorbid with autism, affecting attention and impulse control.

Correct Answer: B

Rationale: Medullary relapse, or recurrence of leukemia in the bone marrow, is the most common form of relapse in acute leukemia, requiring additional chemotherapy.

Correct Answer: A

Rationale: Drug reactions, particularly hypersensitivity reactions, can cause extreme eosinophilia as part of a systemic immune response.