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S56.399A

Inj extn/abdr musc/fasc/tend of thmb at forearm level, init

Instruction Source: S56.399A

Inj extn/abdr musc/fasc/tend of thmb at forearm level, init

Instruction Source: S56.399

Other injury of extensor or abductor muscles, fascia and tendons of unspecified thumb at forearm level

Instruction Source: S56.39

Other injury of extensor or abductor muscles, fascia and tendons of thumb at forearm level

Instruction Source: S56.3

Injury of extensor or abductor muscles, fascia and tendons of thumb at forearm level

Instruction Source: S56

Injury of muscle, fascia and tendon at forearm level

Excludes 2 (Not Included Here)

  • injury of muscle, fascia and tendon at or below wrist (S66.-)
  • sprain of joints and ligaments of elbow (S53.4-)
Instruction Source: S50-S59

Injuries to the elbow and forearm (S50-S59)

Excludes 2 (Not Included Here)

  • burns and corrosions (T20-T32)
  • frostbite (T33-T34)
  • injuries of wrist and hand (S60-S69)
  • 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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