There are four main types of skin ulcers: decubitus, venous, arterial, and neuropathic. Each type has a different cause and needs different treatment. A skin ulcer is a sore or wound on your skin ...

The largest ulcer was 5.5 cm in diameter. The skin surrounding each of the ulcers was hyperpigmented, wrinkled and scarred (Figure 1). The ulcer floor was tender on palpation and did not bleed on ...