S53.21XA (Traumatic rupture of right radial collateral ligament, initial encounter) compared with S53.22XA (Traumatic rupture of left radial collateral ligament, initial encounter), from the official CMS tabular data. S53.21XA and S53.22XA code the same condition on opposite sides. MedCoder-derived
Same condition; these differ only in which side is documented.
These codes share a category and title and differ only in the side affected. The documentation decides which applies, and a bilateral code is reported only where the code set provides one.
Source: ICD-10-CM tabular list (laterality variant derived from the code title)
Same condition, opposite side. S53.21XA and S53.22XA name the same condition on opposite sides of the body.
Same category and title, differing only in which side is affected — the documentation decides which one applies, and a bilateral code is reported only where the code set provides one.
| S53.21XATraumatic rupture of right radial collateral ligament, initial encounter | S53.22XATraumatic rupture of left radial collateral ligament, initial encounter | |
|---|---|---|
| Billing status | Billable | Billable |
| Classification | S00-T88 — Injury, Poisoning and Certain Other Consequences of External Causes (S00-T88) | S00-T88 — Injury, Poisoning and Certain Other Consequences of External Causes (S00-T88) |
| Definition | Traumatic rupture of right radial collateral ligament, initial encounter is a billable ICD-10-CM diagnosis code (S53.21XA). | Traumatic rupture of left radial collateral ligament, initial encounter is a billable ICD-10-CM diagnosis code (S53.22XA). |
| 7th character | The appropriate 7th character is to be added to each code from category S53 | The appropriate 7th character is to be added to each code from category S53 |
| Includes | avulsion of joint or ligament of elbow laceration of cartilage, joint or ligament of elbow sprain of cartilage, joint or ligament of elbow traumatic hemarthrosis of joint or ligament of elbow | avulsion of joint or ligament of elbow laceration of cartilage, joint or ligament of elbow sprain of cartilage, joint or ligament of elbow traumatic hemarthrosis of joint or ligament of elbow |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources