| Full description | Anaphylactic reaction due to shellfish (crustaceans), initial encounter |
| Billable | Yes |
| Chapter | Chapter 19: Injury, poisoning and certain other consequences of external causes (S00-T88) |
| Section | Other and unspecified effects of external causes (T66-T78) |
| Parent code | T78.02 — Anaphylactic reaction due to shellfish (crustaceans) |