This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Forearm wrist and hand injuries, Subject name: Orthopaedics
One of the common fractures that occur during boxing by hitting with a closed fist is 
Select and explain. 
A. Monteggia fracture dislocation, B. Galeazzi fracture dislocation, C. Bennett's fracture dislocation, D. Smith's fracture
C: Bennett's fracture dislocation
Answer: C: Bennett's fracture dislocation 
Explanation: It is an oblique intra-aicular fracture of the base of the first metacarpal with subluxation or dislocation of the metacarpal It is sustained as a result of a longitudinal force applied to the thumb. Bennett Fracture * Treatment Non-operative closed reduction & cast immobilization * Indications : non-displaced fractures technique * reduction maneuver with traction, extension, proration. and abduction Ref : Maheshwari and Mhaskar 9th ed pg 117.