The Hairy Kidney Sign

A 62-year-old man presents with an incidental retroperitoneal mass on imaging. Discover the rare diagnosis behind the classic 'hairy kidney' sign.
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A Puzzling Pediatric Abdomen

A 5-year-old boy presents with intermittent abdominal pain. See the classic CT findings that reveal a rare cause of intestinal obstruction in children.
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Not Just Genital Warts

A 17-year-old presents with a 1-month history of pruritic, smooth, grayish-white papules on the vulva. Learn the key differential for genital lesions.
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Teen Hip Pain: More Than a Sprain

A 12-year-old with obesity develops a limp and right hip pain. Discover the most likely diagnosis for this common adolescent hip disorder.
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A Puzzling Chin Lesion

A 42-year-old woman presents with a painful chin swelling. With no recent trauma or fever, what could be the surprising underlying cause of this facial lesion?
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Puzzling Ulcers in a Young Boy

A 5-year-old boy develops painful skin ulcers unresponsive to antibiotics. Explore a case of a rare inflammatory skin condition without revealing the diagnosis.
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Headache on the Farm: A Neurological Puzzle

A 14-year-old boy from a farm presents with chronic headaches and vomiting. MRI reveals a complex brain cyst. Explore the diagnostic journey and management.
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Abdominal Skin Lesions Post-TACE

An 81-year-old woman with HCC develops painful abdominal skin lesions after TACE. What is the most likely cause of this rare complication?
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When Vision & Features Change

A 34-year-old man with DKA presents with blurry vision and changing features. Explore the diagnostic journey behind these unusual endocrine symptoms.
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