Category Eponymictionary
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Ramstedt Operation

The history of pyloric stenosis and the Ramstedt Operation (1912) for pyloromyotomy - surgical correction of hypertrophic pyloric stenosis, involving longitudinal splitting of the hypertrophic pylorus and leaving the defect open.

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Hirschsprung disease

Hirschsprung disease is a developmental disorder characterized by the absence of ganglia (aganglionosis) in the distal colon, resulting in functional obstruction

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Arnold–Chiari malformation

Arnold-Chiari malformation (Type II Chiari malformation) associated with myelomeningocele. Julius Arnold (1835-1915) and Hans Chiari (1851-1916)

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Libman-Sacks endocarditis

Libman-Sacks endocarditis, characterized by sterile, verrucous valvular lesions (Libman-Sacks vegetations) with a predisposition for the mitral and aortic valves.

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Kienböck Disease

Kienböck Disease: Avascular necrosis (osteonecrosis) of the lunate leading to abnormal carpal motion. Descriebd 1910 by Robert Kienböck (1871-1953)

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Terry-Thomas Sign

Terry-Thomas Sign: increased distance between the scaphoid and the lunate (scapholunate space) Described by Frankel in 1977

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Battle Sign

Postauricular ecchymosis (bruising over the mastoid process) reflecting a base of skull fracture. Described by William Henry Battle (1855 – 1936) in 1890

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Bankart Lesion

Bankart Lesion: Antero-inferior detachment of the glenoid labrum associated with first-time traumatic anterior shoulder dislocations.

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Pott fracture

Archaic eponym: Effectively a fracture-dislocation of the ankle, involving a fracture of the fibula, disruption of the deltoid ligaments with an intact tibiofibular ligament

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Bosworth fracture

Bosworth fracture-dislocation of the ankle. Rare injury with proximal fibular fragment trapped behind the tibia, frequently irreducible by closed methods.