A -year-old boy is noted to have stereotypic body movements, poor verbal and nonverbal communication, and absent empathy. At daycare, he has not made any friends. The most likely diagnosis is

Correct Answer: D

Rationale: Autism spectrum disorder is characterized by stereotypic behaviors, impaired social interaction, and communication deficits. ADHD primarily involves attention and hyperactivity issues, while dysthymic syndrome refers to chronic low mood, and deaf-mutism would involve hearing and speech impairments.

Correct Answer: A

Rationale: Thick rhinorrhea is more characteristic of infections rather than allergic rhinitis, which presents with clear discharge.

Correct Answer: D

Rationale: ICP above 20 mmHg for more than 5 minutes is considered raised and can cause brain herniation and ischemia.

Correct Answer: B

Rationale: Therapeutic hypothermia reduces brain injury by slowing metabolism and decreasing inflammation. It is indicated for moderate to severe hypoxic-ischemic encephalopathy in term infants within 6 hours of birth.

Correct Answer: C

Rationale: Topical mupirocin is effective against Staphylococcus aureus a common pathogen in impetigo.