| ICD-10 Code | Description |
| S21.231A | Puncture wound without foreign body of right back wall of thorax without penetration into thoracic cavity, initial encounter |
| S21.231D | Puncture wound without foreign body of right back wall of thorax without penetration into thoracic cavity, subsequent encounter |
| S21.231S | Puncture wound without foreign body of right back wall of thorax without penetration into thoracic cavity, sequela |
| S21.232A | Puncture wound without foreign body of left back wall of thorax without penetration into thoracic cavity, initial encounter |
| S21.232D | Puncture wound without foreign body of left back wall of thorax without penetration into thoracic cavity, subsequent encounter |
| S21.232S | Puncture wound without foreign body of left back wall of thorax without penetration into thoracic cavity, sequela |
| S21.239A | Puncture wound without foreign body of unspecified back wall of thorax without penetration into thoracic cavity, initial encounter |
| S21.239D | Puncture wound without foreign body of unspecified back wall of thorax without penetration into thoracic cavity, subsequent encounter |
| S21.239S | Puncture wound without foreign body of unspecified back wall of thorax without penetration into thoracic cavity, sequela |
