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Plastic & Reconstructive Surgery

Flexor Tendon Laceration (Zone II)

ICD-10 Code
S66.121A

Plastic & Reconstructive Criteria for Flexor Tendon Laceration (Zone II).

Clinical Presentation & Protocol

Patient Usually Complains Of

Patient presents with a sharp laceration to the volar aspect of the [Digit #] finger, sustained via [Mechanism of Injury] at [Time]. Patient reports immediate loss of active flexion at the distal interphalangeal (DIP) and proximal interphalangeal (PIP) joints. No associated numbness or paresthesia reported in the digital nerve distribution. No prior history of hand trauma or surgery in the affected digit.

Clinical Examination Findings

Inspection reveals a [Length] cm transverse/oblique laceration over Zone II. Active flexion of FDP and FDS tendons is absent. Passive range of motion is intact. Neurovascular status: Digital arteries patent with capillary refill < 2 seconds; two-point discrimination intact at < 6 mm. No signs of infection or foreign body. Tenderness localized to the flexor sheath.

Treatment Protocol

Surgical exploration and primary repair of the flexor tendon (FDP/FDS) performed using [Suture Type, e.g., 4-0 Core/6-0 Epitendinous] suture technique. Pulley system preserved/reconstructed. Hemostasis achieved. Digit placed in a dorsal blocking splint with the wrist in 20° flexion, MCP joints in 70° flexion, and IP joints in neutral. Post-operative antibiotics and pain management initiated.

Detailed clinical guide coming soon.