I-allergic contact dermatitis yenza ama-20% azo zonke izenzo zokuxhumana ze-dermatitis. I-allergic contact dermatitis yi-reaction hypersensitivity eyenziwe ukubambezeleka okubandakanya ukusebenzisana kwezilonda ne-antibodies, eyenzeka ngezigaba.
Isigaba Sensitization
Phakathi nalesi sigaba, i-antigen ihlangana nomzimba. Ngenxa yokuthi iningi lama-antigens abangela lolu hlobo lokuphendula lunesisindo esincane samangqamuzana, angakwazi ukungena kalula emgqeni wangaphandle we- epidermis esebenzayo kahle.
I-antigen isetshenziswe ngamangqamuzana emgqeni osisekelo we-epidermis bese ihanjiswa kumaseli amhlophe egazi okuthiwa i-T lymphocytes. Lezi zi-lymphocyte T zibona i-antigen njengezinye izizwe futhi zijikeleza ngegazi elibuyela emuva ku-epidermis
Isigaba sokuHlola
Isigaba sokucela senziwa kubantu abazwelayo abaphindaphindiwe ku-antigen. I-lymphocytes T e-epidermis ibona i-antigen njengangaphandle futhi ikhiqiza amakhemikhali avuvukala eklanyelwe ukuqeda i-antigen. Ngeshwa, la makhemikhali akhiqiza ukukhwabanisa kwesigqila esikhumbeni. I-allergenic contact dermatitis rash iqala phakathi kwamahora angu-12 kuya kwangu-48 okuphindaphindiwe ku-antigen futhi ihlala amasonto amathathu kuya kwangu-4.
Ukubukeka
Ukuma kanye nendawo ye-rash kubalulekile ekuboniseni imbangela ye-allergen uma iphethini le-rash lihambisana ncamashi nesimo se-offending agent efana ne-watch, i-metal belt buckle, noma i-waistband.
Ngeshwa, ezimweni eziningi, ukuqhuma akuhambisani ngqo nezindawo ezixhumana ne-allergen. Uhlu lwezilwane ezivamile ngokusabalalisa ukuqhuma lungatholakala lapha. I-allergenic contact dermatitis rash ivame kakhulu futhi iqukethe ukubomvu, ukulinganisa , i- fissuring , i- vesicles , ne- lichenification .
- Isithombe esiseduze se-contactergic dermatitis
- Isithombe sokuthinta i-dermatitis ye-contact on the arm
- Isithombe se-contact contact dermatitis enezimingcele ezihlukene
- Isithombe sesifo soxhumene nodokotela esihlathini
Ukwelapha
I-mainstay yokwelapha ye-contactergic dermatitis yokugoma igwema i-allergen ekhubekayo uma ingaqunyiwe. Esinye isilinganiso esiwusizo sokucabangela, ikakhulukazi uma i-allergen ingakwazi ukukhonjwa ihlanganisa:
- Nciphisa imikhiqizo yokusetshenziswa kwama-topical
- Sebenzisa amafutha esikhundleni sama-creams
- Gwema izitshalo ze-botanical ezitholakala "emakhazeni" noma "imikhiqizo yemvelo" njengoba lokhu kungaba yi-allergenic kakhulu
- I-steroid ye-topical - I- medium- kuya-high-strength steroids ye-topical ingadingeka ukuze unciphise ukuvuvukala nokuvuza