L97.9 - Non-pressure chronic ulcer of unspecified part of lower leg
L97.90 - Non-pressure chronic ulcer of unspecified part of unspecified lower leg
L97.901 - Non-pressure chronic ulcer of unspecified part of unspecified lower leg limited to breakdown of skin
L97.902 - Non-pressure chronic ulcer of unspecified part of unspecified lower leg with fat layer exposed
L97.903 - Non-pressure chronic ulcer of unspecified part of unspecified lower leg with necrosis of muscle
L97.904 - Non-pressure chronic ulcer of unspecified part of unspecified lower leg with necrosis of bone
L97.909 - Non-pressure chronic ulcer of unspecified part of unspecified lower leg with unspecified severity