The ‘Wood Grain’ Skin Rash

Lung cancer
A patient presents with a rare, concentric, 'wood grain' rash. Discover the paraneoplastic syndrome it signals and the crucial underlying diagnosis to consider.
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A Diver’s Mottled Rash

Decompression sickness
A patient presents with a strange, mottled rash nine hours after a scuba dive. Learn about the differential diagnosis and management of this concerning symptom.
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Mysterious Lines on Fingernails

Chemotherapy
A patient with gastric cancer presents with multiple white lines on their fingernails. Discover the most likely cause of this interesting physical sign.
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A Case of a Swollen, Red Arm

Subclavian vein thrombosis
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 Case of ‘Leopard Skin’

Onchocerciasis
Explore a clinical case featuring spotty skin depigmentation, known as 'leopard skin'. Uncover the diagnosis and management of this parasitic infection.
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A Shrinking Pituitary Tumor

Prolactinoma
Explore the case of a 32-year-old man with a large pituitary adenoma that showed remarkable regression with medical therapy. What is the diagnosis?
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A Fatal NG Tube Complication

Pleural perforation
A 92-year-old woman undergoes nasogastric tube insertion. Review the chest X-ray to identify a life-threatening iatrogenic complication. What happened?
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A Classic Polymorphic Rash

Varicella
A clinical case challenge featuring a patient with a polymorphic rash of vesicles, pustules, and crusts. Test your diagnostic skills on this common exanthem.
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A Child’s Fever and Mysterious Rash

Hand, foot, and mouth disease
A 4-year-old boy presents with a mild fever, malaise, and a vesicular rash. Explore the differential diagnosis for this common pediatric presentation.
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A Rhythmic Right-Ear Puzzle

Glomus tympanicum
A woman presents with right-sided pulsatile tinnitus. Otoscopy reveals a reddish mass behind the eardrum. Explore this classic ENT diagnosis.
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