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T21.77XA

ICD-10-CM 2027 · Billable

Corrosion of third degree of female genital region, initial encounter

Sibling codes

  • T21.77XD – Corrosion of third degree of female genital region, subsequent encounter
  • T21.77XS – Corrosion of third degree of female genital region, sequela

Inherited from T21.77: Corrosion of third degree of female genital region

Excludes2

  • corrosion of vagina (T28.8)

Inclusion terms

  • Corrosion of third degree of labium (majus) (minus)
  • Corrosion of third degree of perineum
  • Corrosion of third degree of vulva

Inherited from T21.7: Corrosion of third degree of trunk

Code first

  • (T51-T65) to identify chemical and intent

Use additional code

  • external cause code to identify place (Y92)

Inherited from T21: Burn and corrosion of trunk

7th character

  • A = initial encounter
  • D = subsequent encounter
  • S = sequela

7th character note

  • The appropriate 7th character is to be added to each code from category T21

Excludes2

  • burns and corrosion of axilla (T22.- with fifth character 4)
  • burns and corrosion of scapular region (T22.- with fifth character 6)
  • burns and corrosion of shoulder (T22.- with fifth character 5)

Includes

  • burns and corrosion of hip region

Part of: T21.77: Corrosion of third degree of female genital region › T21.7: Corrosion of third degree of trunk › T21: Burn and corrosion of trunk