Chapter 13
M00–M99: Diseases of the Musculoskeletal System and Connective Tissue
Diseases of the Musculoskeletal System and Connective Tissue diagnostic classification updated for 2026.
Chapter Instructions
Excludes2(Not included here. Code separately if applicable.)
- M48.40XD—
Fatigue fracture of vertebra, site unspecified, subsequent encounter for fracture with routine healing
- M48.40XG—
Fatigue fracture of vertebra, site unspecified, subsequent encounter for fracture with delayed healing
- M48.41XA—
Fatigue fracture of vertebra, occipito-atlanto-axial region, initial encounter for fracture
- M48.41XD—
Fatigue fracture of vertebra, occipito-atlanto-axial region, subsequent encounter for fracture with routine healing
