A break in the skin extending to all its layers, or a break in the mucous membrane lining the alimentary tract, that fails to heal and is often accompanied by inflammation.
a circumscribed inflammatory and often suppurating lesion on the skin or an internal mucous surface resulting in necrosis of tissue
a cut or abrasion that does not heal because of the presence of infection or inflammation
A disintegration of the skin or mucous membrane to cause a sore which is usually slow to heal.
Deep sore or break in the skin
formation of a lesion on the skin or on a mucous surface, usually with inflammation
A break in the continuity of the surface with exposure of the underlying tissue.
a process in which the skin or mucous membrane has been broken, tissue has disintegrated, and pus may have formed.
Open, non-healing lesion of the skin or mucous membrane.
caused by stagnated blood in the veins with back-pressure, inflammation, and death of skin tissue.
The formation of a break on the skin or on the surface of an organ. An ulcer forms when the surface cells die and are cast off. Ulcers may be associated with cancer and other diseases.
an open wound, frequently on the leg which may be difficult to heal
A break in the surface of a skin cancer tumor, which is often only seen under the microscope. When such a break occurs, the tumor is said to be "ulcerated."