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Related to nightstick fracture: Monteggia fracture, Galeazzi fracture, Colles fracture, Chauffeur Fracture
an undisplaced fracture of the ulnar shaft caused by a direct blow.
nightstick fractureForensic medicine A solitary ulnar fracture occurring when the arm is raised to parry the blow of a nightstick, used by police, security guards, etc
night·stick frac·ture(nīt'stik frak'shŭr)
Breakage of the ulna due to a direct blow.