A Race Against the Clock

Delay in surgical intervention >24 hours
A 37-year-old man develops severe arm pain, swelling, and crepitus after blunt trauma. What factor is key to survival in this case of necrotizing myositis?
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The Red Flag of a White Pupil

Retinoblastoma
A 3-year-old girl presents with leukocoria, redness, and pain in her right eye. Explore the diagnostic workup for a suspicious intraocular mass in a child.
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Painful Vision: A Neurological Clue

Multiple sclerosis
A 13-year-old girl presents with painful, blurry vision and a history of leg weakness. Explore a case of optic neuritis and a relative afferent pupillary defect.
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A Hump on the Chest Radiograph

Hampton's hump
A 28-year-old woman with pleuritic chest pain has a key finding on her chest X-ray. Learn about this classic sign of pulmonary embolism.
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A Puzzling Case of Facial Nodules

Lupus pernio
A 71-year-old man presents with chronic violaceous nodules on his nose and ears. Explore the diagnosis behind these skin lesions and systemic findings.
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Epigastric Pain & A Hidden Syndrome

Multiple endocrine neoplasia type 1
A 75-year-old man presents with epigastric pain, diarrhea, and weight loss. Explore the diagnosis of Zollinger-Ellison syndrome and its key genetic association.
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A Dangerous Sore Throat

Retropharyngeal abscess
A 26-year-old woman presents with a severe sore throat, fever, and leukocytosis. Explore this critical deep neck space infection and its urgent management.
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A Curious Case of Raindrop Skin

Arsenic toxicity
A 34-year-old woman develops raindrop-like skin changes on her chest and back. Her neighbors, who share a well, have similar symptoms. What is the cause?
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A Mysterious Dark Patch on the Palm

Tinea nigra
A 19-year-old presents with a growing dark spot on her palm. Explore the differential diagnosis, from melanoma to a surprising fungal infection.
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Too Close to the Fire?

Erythema ab igne
A 24-year-old woman develops a strange, reticulated rash on her shins after sitting near a heater. Explore the diagnosis of this heat-related condition.
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