| Full description | War operations involving chemical weapons and other forms of unconventional warfare, military personnel, sequela |
| Billable | Yes |
| Chapter | Chapter 20: External causes of morbidity (V00-Y99) |
| Section | Legal intervention, operations of war, military operations, and terrorism (Y35-Y38) |
| Parent code | Y36.7X0 — War op w chemical weapons and oth unconvtl warfare, milt |