`M87.17` Osteonecrosis due to drugs, ankle, foot and toes

Non-billable header with 9 child codes.

Applies from M87 Osteonecrosis

Includes

avascular necrosis of bone

Excludes1 (never code together)

juvenile osteonecrosis (M91-M92)
osteochondropathies (M90-M93)

Use additional code

code to identify major osseous defect, if applicable (M89.7-)

Applies from M87.1 Osteonecrosis due to drugs

Use additional code

code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)

Codes under M87.17

M87.171 Osteonecrosis due to drugs, right ankle
M87.172 Osteonecrosis due to drugs, left ankle
M87.173 Osteonecrosis due to drugs, unspecified ankle
M87.174 Osteonecrosis due to drugs, right foot
M87.175 Osteonecrosis due to drugs, left foot
M87.176 Osteonecrosis due to drugs, unspecified foot
M87.177 Osteonecrosis due to drugs, right toe(s)
M87.178 Osteonecrosis due to drugs, left toe(s)
M87.179 Osteonecrosis due to drugs, unspecified toe(s)

Code annotations containing back-references to M87.17

Back-references to M87

Code First: M89.7 Major osseous defect ("aseptic necrosis of bone (M87.-)")
Code First: M89.7 Major osseous defect ("osteonecrosis (M87.-)")

Diagnosis Index entries for M87.17

Osteonecrosis › secondary NEC › due to › drugs › metatarsus
Osteonecrosis › secondary NEC › due to › drugs › tarsus
Osteonecrosis › secondary NEC › due to › drugs › toe

Nearby codes

M87.162 Osteonecrosis due to drugs, left tibia
M87.163 Osteonecrosis due to drugs, unspecified tibia
M87.164 Osteonecrosis due to drugs, right fibula
M87.165 Osteonecrosis due to drugs, left fibula
M87.166 Osteonecrosis due to drugs, unspecified fibula
M87.17 Osteonecrosis due to drugs, ankle, foot and toes (this code)
M87.171 Osteonecrosis due to drugs, right ankle
M87.172 Osteonecrosis due to drugs, left ankle
M87.173 Osteonecrosis due to drugs, unspecified ankle
M87.174 Osteonecrosis due to drugs, right foot
M87.175 Osteonecrosis due to drugs, left foot