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S66.402A

Unsp inj intrinsic musc/fasc/tend l thm at wrs/hnd lv, init

Instruction Source: S66.402A

Unsp inj intrinsic musc/fasc/tend l thm at wrs/hnd lv, init

Instruction Source: S66.402

Unspecified injury of intrinsic muscle, fascia and tendon of left thumb at wrist and hand level

Instruction Source: S66.40

Unspecified injury of intrinsic muscle, fascia and tendon of thumb at wrist and hand level

Instruction Source: S66.4

Injury of intrinsic muscle, fascia and tendon of thumb at wrist and hand level

Instruction Source: S66

Injury of muscle, fascia and tendon at wrist and hand level

Excludes 2 (Not Included Here)

  • sprain of joints and ligaments of wrist and hand (S63.-)
Instruction Source: S60-S69

Injuries to the wrist, hand and fingers (S60-S69)

Excludes 2 (Not Included Here)

  • burns and corrosions (T20-T32)
  • frostbite (T33-T34)
  • insect bite or sting, venomous (T63.4)
Instruction Source: S00-T88

Injury, poisoning and certain other consequences of external causes

Excludes 2 (Not Included Here)

  • birth trauma (P10-P15)
  • obstetric trauma (O70-O71)

Clinical Notes

  • Use secondary code(s) from Chapter 20, External causes of morbidity, to indicate cause of injury. Codes within the T section that include the external cause do not require an additional external cause code
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