Pathological fracture, not elsewhere classified

**Inclusion terms:** - Chronic fracture - Pathological fracture NOS

**Excludes1:** - collapsed vertebra NEC (M48.5) - pathological fracture in neoplastic disease (M84.5-) - pathological fracture in osteoporosis (M80.-) - pathological fracture in other disease (M84.6-) - stress fracture (M84.3-) - traumatic fracture (S12.-, S22.-, S32.-, S42.-, S52.-, S62.-, S72.-, S82.-, S92.-)

**Excludes2:** - personal history of (healed) pathological fracture (Z87.311)

**7th character note:** - The appropriate 7th character is to be added to each code from subcategory M84.4:

**7th character:** - A: initial encounter for fracture - D: subsequent encounter for fracture with routine healing - G: subsequent encounter for fracture with delayed healing - K: subsequent encounter for fracture with nonunion - P: subsequent encounter for fracture with malunion - S: sequela