Cotton fracture


Cotton fracture is a fracture of the ankle involving the lateral malleolus, medial malleolus and distal posterior aspect of the tibia (posterior malleolus). [aka *trimalleolar fracture ]

Cotton fracture trimalleolar
Cotton fracture (trimalleolar fracture)


1910 – Cotton in his text book ‘Dislocations and Joint-Fractures‘ outlines the mechanism and reduction of Pott fracture with posterior luxation and fracture

1915 – Cotton described in minute detail 53 cases of bimalleolar fracture with posterior luxation and fracture of the distal posterior tibia; mechanism of causation; reduction and operative treatment. [JAMA. 1915;64:318–321.]

Associated Persons

Alternative names
  • Trimalleolar fracture
  • Pott fracture with backward dislocation of the lower fragment


eponymictionary CTA


the person behind the name

Dr Ronan McKenna, MB BCh BAO at National University of Ireland Galway. Living in Australia with  plans for a future in Emergency Medicine. A keen interest in Medical History, Wilderness Medicine and Sport.

Emergency physician MA (Oxon) MBChB (Edin) FACEM FFSEM with a passion for rugby; medical history; medical education; and informatics. Asynchronous learning #FOAMed evangelist. Co-founder and CTO of Life in the Fast lane | Eponyms | Books | vocortex |

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