Gamekeeper's<unk>  (also known as skier's<unk>  or UCL tear) is a type of injury to the<unk>  collateral<unk>  (UCL) of the<unk> . The UCL may be merely stretched, or it may be torn from its insertion site into the proximal phalanx of the<unk> ; in approximately 90% of cases part of the bone is actually avulsed from (sheared away from) the joint. This condition is commonly observed among gamekeepers and Scottish fowl hunters, as well as athletes (such as volleyballers and soccer goalkeepers). It also occurs among people who sustain a fall onto an outstretched hand while holding a rod, frequently skiers grasping ski poles.
Ulnar collateral ligament injury of the thumb
Ulnar collateral ligament injury of the elbow
Metatarsophalangeal joint sprain
Ulnar nerve entrapment
Median rhomboid glossitis
Plantar calcaneal bursitis
Trapeziometacarpal osteoarthritis
Injury of axillary nerve