S56.42 Laceration of extensor muscle, fascia and tendon of other and unspecified finger at forearm level

Non-billable header with 9 child codes.

Applies from S56 Injury of muscle, fascia and tendon at forearm level

Excludes2 (not included here)

• injury of muscle, fascia and tendon at or below wrist (S66.-)
• sprain of joints and ligaments of elbow (S53.4-)

Code also

• any associated open wound (S51.-)

7th character note

• The appropriate 7th character is to be added to each code from category S56

7th character required

• A — initial encounter
• D — subsequent encounter
• S — sequela

Codes under S56.42

• S56.421 Laceration of extensor muscle, fascia and tendon of right index finger at forearm level
• S56.422 Laceration of extensor muscle, fascia and tendon of left index finger at forearm level
• S56.423 Laceration of extensor muscle, fascia and tendon of right middle finger at forearm level
• S56.424 Laceration of extensor muscle, fascia and tendon of left middle finger at forearm level
• S56.425 Laceration of extensor muscle, fascia and tendon of right ring finger at forearm level
• S56.426 Laceration of extensor muscle, fascia and tendon of left ring finger at forearm level
• S56.427 Laceration of extensor muscle, fascia and tendon of right little finger at forearm level
• S56.428 Laceration of extensor muscle, fascia and tendon of left little finger at forearm level
• S56.429 Laceration of extensor muscle, fascia and tendon of unspecified finger at forearm level

Code annotations containing back-references to S56.42

Back-references to S56

• Type 2 Excludes: S46 Injury of muscle, fascia and tendon at shoulder and upper arm level ("injury of muscle, fascia and tendon at elbow (S56.-)")
• Type 2 Excludes: S53 Dislocation and sprain of joints and ligaments of elbow ("strain of muscle, fascia and tendon at forearm level (S56.-)")

Diagnosis Index entries for S56.42

• Injury › muscle (and fascia) (and tendon) › finger › little › extensor (forearm level) › laceration
• Injury › muscle (and fascia) (and tendon) › finger › middle › extensor (forearm level) › laceration
• Injury › muscle (and fascia) (and tendon) › finger › ring › extensor (forearm level) › laceration

Nearby codes

• S56.418S Strain of extensor muscle, fascia and tendon of left little finger at forearm level, sequela
• S56.419 Strain of extensor muscle, fascia and tendon of finger, unspecified finger at forearm level
• S56.419A Strain of extensor muscle, fascia and tendon of finger, unspecified finger at forearm level, initial encounter
• S56.419D Strain of extensor muscle, fascia and tendon of finger, unspecified finger at forearm level, subsequent encounter
• S56.419S Strain of extensor muscle, fascia and tendon of finger, unspecified finger at forearm level, sequela
• S56.42 Laceration of extensor muscle, fascia and tendon of other and unspecified finger at forearm level (this code)
• S56.421 Laceration of extensor muscle, fascia and tendon of right index finger at forearm level
• S56.421A Laceration of extensor muscle, fascia and tendon of right index finger at forearm level, initial encounter
• S56.421D Laceration of extensor muscle, fascia and tendon of right index finger at forearm level, subsequent encounter
• S56.421S Laceration of extensor muscle, fascia and tendon of right index finger at forearm level, sequela
• S56.422 Laceration of extensor muscle, fascia and tendon of left index finger at forearm level