Chronic<unk> s are formed due to the deformed<unk>  valves causing back flow of the blood and stasis of the<unk>  blood. Management of<unk> s include education, elevation, elastic compression and evaluation. Antibiotic therapy are reserved for the ulcers with secondary infection.
Venous ulcer
Aphthous ulcer
Stasis ulcer
Leg ulcer
Pressure ulcer
Buruli ulcer
Varicose veins
Genital ulcer