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Hamate Fracture S62.143A 814.08

Carpal bones anatomy image



Hamate Fx ICD-10


A- encounter for open fracture

B- initial initial encounter for closed fracture

D- subsequent encounter for fracture with routine healing

G- subsequent encounter for fracture with delayed healing

K- subsequent encounter for fracture with nonunion

P- subsequent encounter for fracture with malunion

S- sequela

Hamate Fx ICD-9

  • 814.08 Fracture of carpal bone; hamate, closed
  • 814.18 Fracture of carpal bone; hamate, open

Hamate Fx Etiology / Epidemiology / Natural History

  • Hook of the hamate fractures generally occur from a direct blow or repeated trauma (baseball batting / golf).

Hamate Fx Anatomy

Hamate Fx Clinical Evaluation

  • Ulnar-sided wrist pain. Tenderness distal and radial to the pisiform and dorsally over the ulnar side of the distal carpal row.
  • Evaluate ulnar nerve motor function
  • Allen's test can be used to evaluate for ulnar artery thrombosis.

Hamate Fx Xray / Diagnositc Tests

  • Hook of the hamate fx are best seen on a carpal tunnel view.
  • CT: can confirm diagnosis, indicated for normal xray with high index of suspicion. (Polivy KD, J Hand Surg 1985;10A:101).

Hamate Fx Classification / Treatment

  • Hook of the hamate fx: SAC vs excision of fracture fragment.

Hamate Fx Associated Injuries / Differential Diagnosis

  • Ulnar artery thrombosis
  • Flexor tendonitis
  • TFCC tear
  • Hypothenar hammer syndrome

Hamate Fx Complications

Hamate Fx Follow-up Care

Hamate Fx Review References

  • Parker RD, AJSM 1986;14:517
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