Tus tsim ntawm lub qhov tob tob nrog purulent txheem thiab necrosis ntawm cov ntaub so ntswg tuaj yeem tshwm sim vim muaj ntau yam kab mob uas cuam tshuam ntawm qhov kev ua kom tsis xis nyob, kev tiv thaiv kab mob thiab cov ntshav. Raws li txoj cai, xws li qhov teeb meem yog nyob rau ntawm taw thiab ob txhais ceg, ua rau mob siab.
Trophic ulcer ntawm qis nquag - qhov ua rau ntawm
Lub hauv paus tseem ceeb tshaj uas yog qhov tseem ceeb tshaj plaws ntawm cov tawv nqaij kom tsim muaj cov kab mob pathology nyob rau hauv nqe lus nug yog ib qho pheej muaj thiab ntev txo nyob rau hauv cov kev siv ntawm cov ntshav cov kua rau cov ntaub so ntswg. Thaum muaj kev puas tsuaj rau tej thaj chaw ntawm daim tawv nqaij, txawm qis tshaj plaws, ib qho erosive loj hlob, uas yog cov nyuab los ntawm kev raug mob ntawm tus kab mob, cov nqaij ntshiv thiab cov tsis muaj peev xwm kho tau thiab tsim tau cov hlwb.
Trophic ulcers ntawm ob txhais ceg - ua rau:
- kab mob ntawm cov leeg thiab cov hlab ntsha;
- ntshav qab zib mellitus;
- autoimmune ntshawv siab nrog cov tsis xws luag tsim teeb meem ntawm cov nqaij mos;
- hypertensive kab mob;
- atherosclerosis ;
- cov kev hloov nyob rau hauv cov txheej txheem ntawm cov qog ntshav;
- mechanical trauma ntawm daim tawv nqaij ( frostbite , burn);
- Cov kab mob ntawm daim tawv nqaij (eczema, dermatitis, psoriasis).
Arterial thiab venous trophic ulcer
Feem ntau cov kab mob uas tau piav qhia muaj thrombophlebitis, leeg los sis lawv cov tsis muaj txhij txhua, vim yog muaj cov cholesterol plaques nyob rau sab hauv puab ntawm lawv cov phab ntsa.
Nyob rau hauv zoo li lub sijhawm, ulcers yog zoo li decubitus, ntawm daim tawv nqaij acquires ib tug ntxoov ntxoo daj, thiab mob lub siab mob yog xyaum tsis tuaj. Yog hais tias cov leeg ntawm cov ceg plaub hau raug cuam tshuam, qhov txheej txheem yog ib yam dab tsi los ntawm cov kab uas tsis kho kom zoo ntawm daim tawv nqaij nrog rugged, uneven edges.
Trophic ulcers nyob rau hauv cov ntshav qab zib mellitus
Endocrine cov kab mob ua rau muaj kev cuam tshuam ntawm cov kab mob rau ntawm pob taws thiab cov ntiv taw xoo. Nyob rau tib lub sij hawm necrosis (withering) ntawm cov ntaub so ntswg ncig lub cheeb tsam muaj kev cuam tshuam thiab pib mob gangrene. Nws yog tsim nyog sau cia,
Trophic ulcer - autoimmune ua rau
Pathologies ntawm tsim ntawm cov ntaub so ntswg vim kev tsis txaus siab ntawm lub cev tiv thaiv kab mob hauv kev ua rau lub cev ua rau lub qhov ncauj ntawm ob sab ceg, thiab hauv cov cheeb tsam symmetrical. Yog hais tias hauv paus ua rau trophic ulcers eliminated nyob rau hauv lub sij hawm, lawv sai sai kho, thiab feem ntau tsis muaj txawm tias ib tug caws pliag sab laug.