M21.51 Acquired clawhand

Non-billable header with 3 child codes.

Applies from M21 Other acquired deformities of limbs

Excludes1 (never code together)

• acquired absence of limb (Z89.-)
• congenital absence of limbs (Q71-Q73)
• congenital deformities and malformations of limbs (Q65-Q66, Q68-Q74)

Excludes2 (not included here)

• acquired deformities of fingers or toes (M20.-)
• coxa plana (M91.2)

Applies from M21.5 Acquired clawhand, clubhand, clawfoot and clubfoot

Excludes1 (never code together)

• clubfoot, not specified as acquired (Q66.89)

Codes under M21.51

• M21.511 Acquired clawhand, right hand
• M21.512 Acquired clawhand, left hand
• M21.519 Acquired clawhand, unspecified hand

Code annotations containing back-references to M21.51

Back-references to M21

• Type 1 Excludes: M23 Internal derangement of knee ("deformity of knee (M21.-)")
• Type 2 Excludes: M24.5 Contracture of joint ("acquired deformities of limbs (M20-M21)")
• Type 2 Excludes: M25 Other joint disorder, not elsewhere classified ("acquired deformities of limb (M20-M21)")
• Type 2 Excludes: M95 Other acquired deformities of musculoskeletal system and connective tissue ("acquired deformities of limbs (M20-M21)")
• Type 1 Excludes: Z89 Acquired absence of limb ("acquired deformities of limbs (M20-M21)")

Diagnosis Index entries for M21.51

• Deformity › limb (acquired) › clawhand

Nearby codes

• M21.4 Flat foot [pes planus] (acquired)
• M21.40 Flat foot [pes planus] (acquired), unspecified foot
• M21.41 Flat foot [pes planus] (acquired), right foot
• M21.42 Flat foot [pes planus] (acquired), left foot
• M21.5 Acquired clawhand, clubhand, clawfoot and clubfoot
• M21.51 Acquired clawhand (this code)
• M21.511 Acquired clawhand, right hand
• M21.512 Acquired clawhand, left hand
• M21.519 Acquired clawhand, unspecified hand
• M21.52 Acquired clubhand
• M21.521 Acquired clubhand, right hand