When Hair Loss Is More Than Skin Deep

Syphilitic alopecia
A 35-year-old male presents with paranoia and patchy hair loss. Explore the differential diagnosis for this unusual combination of symptoms.
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A Dark Turn in Antibiotic Therapy

Tetracyclines
A 55-year-old woman with a crush injury develops a polymicrobial infection. Post-antibiotic treatment, she presents with nausea and tongue discoloration.
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A Curious Case of Dactylitis

Extrapulmonary manifestation of tuberculosis
A 42-year-old woman with lupus develops a painful, swollen finger without trauma. Discover the cause behind this unusual presentation in an immunosuppressed patient.
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The Mysterious Gray Line on the Gums

Lead poisoning
A 39-year-old man has abdominal pain, constipation, and a strange gray line on his gums. Explore a classic case of heavy metal toxicity.
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Post-Transplant Anemia Puzzle

Parvovirus B19 infection
A lung transplant recipient presents with progressive dyspnea and severe anemia. Explore the diagnostic challenge of pure red cell aplasia in this case.
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The Forgotten Disease

Fusobacterium necrophorum
An 18-year-old presents with sore throat, fever, and chest pain. Imaging reveals pulmonary cavities and a jugular vein thrombus. What is the likely pathogen?
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Anemia & Low Platelets: A Medical Puzzle

Thrombotic thrombocytopenic purpura
Explore a case of a young man with hemolytic anemia, severe thrombocytopenia, and fragmented red blood cells. Learn about this urgent diagnosis.
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A Dangerous Rash in an Immunocompromised Host

Disseminated varicella infection
A 29-year-old man on cyclosporine presents with a polymorphic rash, fever, and severe respiratory distress. What is the underlying cause?
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A Subtle Clue to a Serious Diagnosis

Splinter hemorrhages
A 48-year-old man presents with flank pain and weight loss. A subtle nail finding on physical exam points towards a devastating systemic diagnosis.
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A Chilling Case of Dizziness and Rash

Cold agglutinin disease
A 70-year-old woman develops dizziness and a purplish rash after a viral infection in cold weather. Explore this case of autoimmune hemolytic anemia.
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