L97.3 - Non-pressure chronic ulcer of ankle
L97.32 - Non-pressure chronic ulcer of left ankle
L97.321 - Non-pressure chronic ulcer of left ankle limited to breakdown of skin
L97.322 - Non-pressure chronic ulcer of left ankle with fat layer exposed
L97.323 - Non-pressure chronic ulcer of left ankle with necrosis of muscle
L97.324 - Non-pressure chronic ulcer of left ankle with necrosis of bone
L97.329 - Non-pressure chronic ulcer of left ankle with unspecified severity