
Lorenz Böhler
Lorenz Böhler (1885-1973) Austrian trauma surgeon, founder of organised accident care, Böhler angle, and controversial Nazi-era figure.

Lorenz Böhler (1885-1973) Austrian trauma surgeon, founder of organised accident care, Böhler angle, and controversial Nazi-era figure.

Foley balloon tamponade can temporarily control catastrophic neck, axillary and groin bleeding, buying time for imaging and definitive care in trauma.

Albert Henry Freiberg (1868-1940), American orthopaedic surgeon who described Freiberg infraction and helped advance orthopaedics and disability rehabilitation.

Ernst Baumann (1890-1978). Swiss surgeon and traumatologist associated with the Baumann angle, elbow fracture care and the founding of the AO.

C. H. Joseph Chang (1929–2017), Korean-American radiologist known for Chang sign and pioneering work in mammography and dedicated breast CT imaging.

Fleischner sign: prominent central pulmonary artery enlargement in pulmonary embolism, with history, mechanism, imaging features and diagnostic relevance.

Ombrédanne–Armingeat syndrome: historical infant postoperative pallor–hyperthermia syndrome and relationship to malignant hyperthermia.

Tönnis classification for developmental hip dysplasia: radiographic grades, key landmarks, limitations, historical development and the IHDI system

Felix Fleischner (1893–1969), Austrian-American chest radiologist known for Fleischner sign, Fleischner lines and the Fleischner Society.

Fleischner lines: linear plate-like atelectatic opacities on chest radiograph, with historical origins, mechanism and association with pulmonary embolism.

John Joseph Gartland (1918-2016), American orthopaedic surgeon. Gartland classification and Gartland–Werley score for fracture outcomes.

Westermark sign: regional pulmonary oligaemia on chest X-ray in pulmonary embolism, with historical origins, imaging features and modern clinical relevance.