dx: Impalement injury to the left lower leg with traumatic lacerations X2.

Procedure:
1. Exploration and irrigation and debridement of the left leg lacerations X2.

2. Repair of left tibial nerve transection with ligation of posterior tibial artery.

3. Repair of left peroneal tendon laceration.

4. Repair and closure of deep lacerations of the left leg X2.