A Spot on the Conjunctiva

Melanoma
A case study on a pigmented conjunctival lesion. Explore the histopathological findings and differential diagnosis of primary acquired melanosis.
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Decoding a Diagnostic Rash

Lyme disease
A patient presents with a classic expanding rash. What is the most likely diagnosis? Explore the clinical features of this common tick-borne illness.
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Investigating a Painless Swelling

Coronary angiography
Explore the causes of a painless swelling that can occur after certain medical procedures. Learn about risk factors, diagnosis, and management of this complication.
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Investigating Cavitary Lung Lesions

Pulmonary hypertension
Explore the differential diagnoses for a cavitary lung lesion. Learn to distinguish between common causes like infection, neoplasm, and vasculitis.
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An Unexpected Finding on MRI

Arachnoid cyst
Discover the diagnosis behind a common incidental finding on brain MRI. Learn about these benign collections of cerebrospinal fluid and their clinical implications.
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Ascaris: A Worm’s Winding Journey

Larvae penetrate the lungs
Explore the fascinating and complex life cycle of Ascaris lumbricoides, a common intestinal helminth. Learn how this parasite travels through the human body.
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Vanishing Bones: Acro-osteolysis

Lead exposure
A medical case reviewing the resorption of terminal phalanges (acro-osteolysis). Explore the key differential diagnoses, from PVC exposure to frostbite.
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Swollen Gums: The Usual Suspects

COPD
Explore the common causes of gingival hyperplasia. Learn about risk factors like medication side effects, systemic diseases, and hormonal changes.
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Childhood Hematuria: A Tropical Cause

Praziquantel
A child presents with recurrent hematuria after swimming in freshwater in Africa. Explore the diagnosis of urinary schistosomiasis and its treatment.
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Fever, Jaundice, and a Venous Clue

Pylephlebitis
A patient presents with fever and jaundice. Imaging reveals a serious complication of diverticulitis involving the portal venous system. What is the diagnosis?
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