A Bulge, a Rash, and Constipation

Postherpetic abdominal pseudohernia
A 78-year-old man presents with constipation and a flank bulge 8 days after a herpes zoster diagnosis. Learn about this rare motor complication of shingles.
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Heart Attack’s Hidden Danger

Mural thrombus
A 70-year-old with diabetes has epigastric pain. ECG and troponin suggest an MI. What complication is revealed by a filling defect on ventriculography?
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A Rare Cause of Belly Pain

Acquired C1 inhibitor deficiency
A 53-year-old woman has recurrent severe abdominal pain. Imaging shows bowel wall edema, but her exam is normal. What rare condition could be the cause?
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A Puzzling Triad of Symptoms

Yellow nail syndrome
Explore a rare case of a 67-year-old woman presenting with yellow nails, dyspnea, and pitting edema, leading to a surprising systemic diagnosis.
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A Forceful Case of Hematemesis

Tranexamic acid
Explore the case of a 79-year-old woman with hematemesis and melena after vomiting. Review the diagnosis and management of Mallory-Weiss syndrome.
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A Veterinarian’s Painful Rash

Interferon-γ release assay
A 59-year-old veterinarian presents with a chronic, painful hand rash. Biopsy is inconclusive, but advanced testing reveals an unexpected infectious cause.
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When Abdominal Pain Isn’t Diverticulitis

Analgesia only
A 61-year-old woman presents with LLQ pain. Explore a case with classic CT findings for a benign, self-limiting condition often mistaken for diverticulitis.
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Fever & Rectal Bleeding in a Young Man

Rectal swab for sexually transmitted infections
A 26-year-old man presents with fevers and bloody stools. Explore the differential diagnosis of acute proctitis, from IBD to infectious causes.
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Solving RLQ Pain in a Toddler

Ileoileal intussusception
A 3-year-old boy presents with abdominal pain. Explore the classic ultrasound findings, like the target sign, that lead to a critical diagnosis in pediatrics.
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Decoding a Dangerous ECG Pattern

Diffuse subendocardial ischemia
A 57-year-old man presents with chest pain. His ECG shows widespread ST depressions and elevation in aVR. What does this critical pattern signify?
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