S23.421D✓ Billable
Sprain of chondrosternal joint, subsequent encounter
Code Hierarchy
┌19Injury, poisoning and certain other consequences of external causes (S00-T88)├S20-S29Injuries to the thorax (S20-S29)├S23Dislocation and sprain of joints and ligaments of thorax
└S23.421DSprain of chondrosternal joint, subsequent encounter
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