Diseases and Injuries
External Cause of Injuries
Drugs and Chemicals
Neoplasms
The appropriate 7th character is to be added to each code from category S31
any associated:
spinal cord injury (S24.0, S24.1-, S34.0-, S34.1-)
wound infection
traumatic amputation of part of abdomen, lower back and pelvis (S38.2-, S38.3)
open wound of hip (S71.00-S71.02)
open fracture of pelvis (S32.1--S32.9 with 7th character B)