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S23.421D

ICD-10-CM 2027 · Billable

Sprain of chondrosternal joint, subsequent encounter

Sibling codes

  • S23.421A – Sprain of chondrosternal joint, initial encounter
  • S23.421S – Sprain of chondrosternal joint, sequela

Inherited from S23: Dislocation and sprain of joints and ligaments of thorax

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 S23

Code also

  • any associated open wound

Excludes2

  • dislocation, sprain of sternoclavicular joint (S43.2, S43.6)
  • strain of muscle or tendon of thorax (S29.01-)

Includes

  • avulsion of joint or ligament of thorax
  • laceration of cartilage, joint or ligament of thorax
  • sprain of cartilage, joint or ligament of thorax
  • traumatic hemarthrosis of joint or ligament of thorax
  • traumatic rupture of joint or ligament of thorax
  • traumatic subluxation of joint or ligament of thorax
  • traumatic tear of joint or ligament of thorax

Part of: S23.421: Sprain of chondrosternal joint › S23.42: Sprain of sternum › S23.4: Sprain of ribs and sternum › S23: Dislocation and sprain of joints and ligaments of thorax