| perforating ulcer of foot | A round, deep, trophic ulcer of the sole of the foot, following disease or injury, in any part of its course from the centre to the periphery of the nerve supplying the part. Synonym: mal perforant. (05 Mar 2000) |
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| chiclero ulcer | Lesion of the pinna of the ear due to cutaneous leishmaniasis, usually Leishmania mexicana; seen in workers harvesting chicle plants in Central America. Synonym: bay sore. Origin: Sp. Chicle farmer, fr. Chicle, fr. Nahuatl chictli (05 Mar 2000) |
| gravitational ulcer | A chronic ulcer of the leg with impaired healing because of the dependent position of the extremity and the incompetence of the valves of the varicosed veins; the venous return stagnates and creates hypoxaemia. See: varicose ulcer. (05 Mar 2000) |
| groin ulcer | An elongated ulcer, with elevated papillary edges, sometimes occurring in the groin in persons in the tropics. Synonym: groin ulcer. (05 Mar 2000) |
| ring ulcer of cornea | Inflammation of the greater part or the whole of the corneal periphery. (05 Mar 2000) |
| gummatous ulcer | Lesion of the skin occurring in late syphilis. (05 Mar 2000) |
| rodent ulcer | An obsolete term for a slowly enlarging ulcerated basal cell carcinoma, usually on the face. (05 Mar 2000) |
| phagedenic ulcer | <dermatology> A rapidly spreading ulcer attended by the formation of extensive sloughing. Synonym: perambulating ulcer, sloughing ulcer, ulcus ambulans. Origin: L. Phagedaena, Gr Phago, To eat. (05 Mar 2000) |
| chrome ulcer | An ulcer produced by exposure to chromium compounds. Synonym: tanner's ulcer. (05 Mar 2000) |
| chronic ulcer | A longstanding ulcer with fibrous scar tissue in the floor of the ulcer. (05 Mar 2000) |
| phlegmonous ulcer | A ulcer accompanied by inflammation of the neighboring tissues. (05 Mar 2000) |
| cockscomb ulcer | An ulcer that may occur in association with condylomata acuminata. (05 Mar 2000) |
| cold ulcer | A small gangrenous ulcer on the extremities; due to defective circulation. (05 Mar 2000) |
| Mooren's ulcer | Chronic inflammation of the peripheral cornea that slowly progresses centrally with corneal thinning and sometimes perforation. (05 Mar 2000) |
| constitutional ulcer | An ulcer due to systemic disease, such as tuberculosis. Synonym: symptomatic ulcer. (05 Mar 2000) |