A Case of a Swollen, Red Arm
Explore the differential diagnosis for a patient with unilateral arm swelling and redness. Learn about the underlying vascular causes and management.
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A Worm From a Mosquito Bite?
Learn about a zoonotic filarial nematode transmitted by mosquitoes, causing subcutaneous nodules and sometimes migrating to the eye. What is this parasite?
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Puzzling Dots on a Blood Smear
Explore a case of basophilic stippling on a blood smear. Learn about the underlying systemic toxicity, its diagnosis, and management with chelation therapy.
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A Destructive Calvarial Mass
Explore the case of a well-demarcated, destructive soft-tissue mass in the skull, diagnosed after excision and histologic examination. What's the diagnosis?
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What’s Biting in Cameroon?
A teen from Cameroon has a high parasite load and 17% eosinophilia. Learn about the vector responsible for transmitting Loa loa and its clinical presentation.
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The Man with the ‘Horse Collar’ Neck
Explore a case of diffuse, nonencapsulated fatty deposits. Learn about the diagnosis of Madelung's disease and the key historical factor associated with it.
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A Chilling Vascular Puzzle
A patient presents with progressive ischemic injury of the fingers and toes. Explore a case of hyperviscosity and cryoglobulinemic vasculitis.
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Hypercalcemia & Low PTH: A Diagnostic Dilemma
Explore the differential diagnosis for a patient presenting with hypercalcemia, suppressed PTH, and bilateral hilar lymphadenopathy. A classic clinical puzzle.
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Waxy Papules & Raccoon Eyes: What’s the Link?
A patient presents with waxy papules and periorbital ecchymoses (raccoon eyes). Explore the diagnostic journey for this underlying systemic condition.
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A Worrisome Lump in the Groin
A patient presents with enlarged, palpable inguinal lymph nodes. Explore the differential diagnosis and investigation of a groin mass, a key sign of metastasis.
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