Child codes

• M84.40 – Pathological fracture, unspecified site
• M84.41 – Pathological fracture, shoulder
• M84.42 – Pathological fracture, humerus
• M84.43 – Pathological fracture, ulna and radius
• M84.44 – Pathological fracture, hand and fingers
• M84.45 – Pathological fracture, femur and pelvis
• M84.46 – Pathological fracture, tibia and fibula
• M84.47 – Pathological fracture, ankle, foot and toes
• M84.48 – Pathological fracture, other site

Sibling codes

• M84.3 – Stress fracture
• M84.5 – Pathological fracture in neoplastic disease
• M84.6 – Pathological fracture in other disease
• M84.7 – Nontraumatic fracture, not elsewhere classified
• M84.8 – Other disorders of continuity of bone
• M84.9 – Disorder of continuity of bone, unspecified

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

7th character note

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

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)

Inclusion terms

• Chronic fracture
• Pathological fracture NOS

Inherited from M84: Disorder of continuity of bone