S85.31

Clinical Causes: Trauma from sharp objects such as knives, glass, or broken items Falls or accidents resulting in blunt or penetrating injuries to the lower leg Sports injuries that involve direct hits or lacerations Surgical procedures that inadvertently damage the vein Animal bites or puncture wounds in the lower extremity

Key Symptoms: Visible bleeding from the injury site Pain, swelling, or tenderness around the laceration Bruising or discoloration in the affected area Possible formation of a hematoma (localized swelling filled with blood) Difficulty bearing weight or moving the affected leg if the injury is severe Signs of infection such as redness, warmth, or pus (if the wound becomes infected)

Diagnosis Path: Diagnosis of a saphenous vein laceration involves a physical examination where the healthcare provider assesses the wound, bleeding severity, and any signs of circulatory compromise. Imaging studies like ultrasound Doppler may be used to evaluate blood flow, identify the extent of vascular injury, and rule out additional blood vessel damage. Accurate assessment is vital to planning appropriate treatment and preventing complications.

Treatment Protocols: Treatment strategies focus on controlling bleeding, preventing infection, and repairing the damaged vein if necessary. The typical approaches include: - **Initial wound care:** Stopping bleeding via direct pressure, cleaning the wound, and protecting it with sterile dressings. - **Suturing or wound closure:** Surgical repair may be needed to close deep lacerations. - **Vascular repair:** In cases of extensive injury, vascular surgery may be performed to repair or ligate the damaged segment of the vein. - **Management of infection:** Antibiotics may be prescribed if there are signs of infection. - **Follow-up care:** Monitoring for complications such as thrombosis or wound healing issues. Recovery often involves rest, elevation of the limb, and avoidance of strenuous activities until healing progresses. Physical therapy may be recommended depending on the injury's severity.