M87.27 Osteonecrosis due to previous trauma, 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-)

Codes under M87.27

• M87.271 Osteonecrosis due to previous trauma, right ankle
• M87.272 Osteonecrosis due to previous trauma, left ankle
• M87.273 Osteonecrosis due to previous trauma, unspecified ankle
• M87.274 Osteonecrosis due to previous trauma, right foot
• M87.275 Osteonecrosis due to previous trauma, left foot
• M87.276 Osteonecrosis due to previous trauma, unspecified foot
• M87.277 Osteonecrosis due to previous trauma, right toe(s)
• M87.278 Osteonecrosis due to previous trauma, left toe(s)
• M87.279 Osteonecrosis due to previous trauma, unspecified toe(s)

Code annotations containing back-references to M87.27

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 M87.27

• Osteonecrosis › secondary NEC › due to › trauma (previous) › metatarsus
• Osteonecrosis › secondary NEC › due to › trauma (previous) › tarsus
• Osteonecrosis › secondary NEC › due to › trauma (previous) › toe

Nearby codes

• M87.262 Osteonecrosis due to previous trauma, left tibia
• M87.263 Osteonecrosis due to previous trauma, unspecified tibia
• M87.264 Osteonecrosis due to previous trauma, right fibula
• M87.265 Osteonecrosis due to previous trauma, left fibula
• M87.266 Osteonecrosis due to previous trauma, unspecified fibula
• M87.27 Osteonecrosis due to previous trauma, ankle, foot and toes (this code)
• M87.271 Osteonecrosis due to previous trauma, right ankle
• M87.272 Osteonecrosis due to previous trauma, left ankle
• M87.273 Osteonecrosis due to previous trauma, unspecified ankle
• M87.274 Osteonecrosis due to previous trauma, right foot
• M87.275 Osteonecrosis due to previous trauma, left foot