ICD-10-CM Book 2025 Edition

Chapters  /  Chapter 20  /  W20-W49  /  W49
W49 Exposure to other inanimate mechanical forces
Includes exposure to abnormal gravitational [G] forces
exposure to inanimate mechanical forces NEC
Excludes1 exposure to inanimate mechanical forces involving military or war operations (Y36.-, Y37.-)
char7Note The appropriate 7th character is to be added to each code from category W49
char7Def A: initial encounter
D: subsequent encounter
S: sequela
W49.0 Item causing external constriction
W49.01 Hair causing external constriction
W49.02 String or thread causing external constriction
W49.03 Rubber band causing external constriction
W49.04 Ring or other jewelry causing external constriction
W49.09 Other specified item causing external constriction
W49.9 Exposure to other inanimate mechanical forces