Hematology

A 27-day-old previously healthy male neonate first presented to the emergency department with 1-day history of fever, irritability, and feeding intolerance.

A 57-year-old woman with a past medical history of essential thrombocytosis, chronic obstructive pulmonary disease, hypertension, and treated chronic hepatitis C presented to the emergency department with...

A 66-year-old man presented to the clinic with new fatigue and several weeks of exhaustion. The patient had been in his usual state of health until about 1 month prior, when he noted easy fatigue and...

A 60-year-old woman presented to an outside hospital with hematochezia, hypotension, 4 days of abdominal pain, and shortness of breath.

A 60-year-old man presented to the emergency room with a left upper extremity angiosarcoma secondary to chronic lymphedema of the left upper extremity.

A 72-year-old woman presented for her annual routine Medicare examination. She reported that she does not routinely visit a primary care physician but undergoes sporadic blood pressure checks for mild...

A 2-day-old boy was brought to the well-baby nursery with edema of the right thigh. There was no abnormality noted at birth.

Myxedema coma is a rare life-threatening endocrine emergency whose consequences include varying degrees of altered mental state, hypothermia, bradycardia, low cardiac output, hypoventilation, and...

A 16-year-old fully vaccinated boy with a history of asthma presented to the emergency department with persistent jaundice and increasing bilirubin levels.

A 2-year-old previously healthy boy presented for a well-child visit. His vital signs, growth and development, and physical examination findings were within normal limits. The result of a routine screening...