S84 - Injury of nerves at lower leg level
S84.2 - Injury of cutaneous sensory nerve at lower leg level
S84.20 - Injury of cutaneous sensory nerve at lower leg level, unspecified leg
S84.21 - Injury of cutaneous sensory nerve at lower leg level, right leg
S84.22 - Injury of cutaneous sensory nerve at lower leg level, left leg