Spot Diagnosis

37-year-old man presents to the Emergency Department with pleuritic chest pain and shortness of breath. What's the diagnosis ?

An 8-year-old girl was admitted to the hospital with 7-day history of fever and diffuse macular rash. What could be the diagnosis ?

A 23-day-old male infant was brought to the emergency department after 5 days of increasing vomiting. Physical exam revealed mild dehydration and an olive-sized abdominal mass.

A 4-day-old, full-term, healthy female infant underwent a change in skin color from normal to red over one half of her body. The change in color persisted for a week.

40-year-old man with liver failure, ascites, and absent right-sided breath sounds.

A previously healthy 1-year-old girl was admitted to the hospital with a 4-day history of high fever accompanied by erythema and swelling of the left third finger, gingival inflammation, and tongue ulcerations.

40-year-old woman with long-standing uremia presents with increasing shortness of breath.

What nebulized medication is most likely to have caused this patient's anisocoria?

The pictured patient suffered a traumatic head injury. What underlying diagnosis is suggested by the examination findings?

50-year-old woman status post hysterectomy for uterine cancer.