M85.4 Solitary bone cyst

Non-billable header with 9 child codes.

Excludes2 (not included here)

• solitary cyst of jaw (M27.4)

Applies from M85 Other disorders of bone density and structure

Excludes1 (never code together)

• osteogenesis imperfecta (Q78.0)
• osteopetrosis (Q78.2)
• osteopoikilosis (Q78.8)
• polyostotic fibrous dysplasia (Q78.1)

Codes under M85.4

• M85.40 Solitary bone cyst, unspecified site
• M85.41 Solitary bone cyst, shoulder
• M85.42 Solitary bone cyst, humerus
• M85.43 Solitary bone cyst, ulna and radius
• M85.44 Solitary bone cyst, hand
• M85.45 Solitary bone cyst, pelvis
• M85.46 Solitary bone cyst, tibia and fibula
• M85.47 Solitary bone cyst, ankle and foot
• M85.48 Solitary bone cyst, other site

Nearby codes

• M85.371 Osteitis condensans, right ankle and foot
• M85.372 Osteitis condensans, left ankle and foot
• M85.379 Osteitis condensans, unspecified ankle and foot
• M85.38 Osteitis condensans, other site
• M85.39 Osteitis condensans, multiple sites
• M85.4 Solitary bone cyst (this code)
• M85.40 Solitary bone cyst, unspecified site
• M85.41 Solitary bone cyst, shoulder
• M85.411 Solitary bone cyst, right shoulder
• M85.412 Solitary bone cyst, left shoulder
• M85.419 Solitary bone cyst, unspecified shoulder