ngu-Glenda Wright MBBCh kanye no-Allison Osmond MD FRCPC
Mashi 9, 2023
I-dermatofibroma uhlobo oluvame kakhulu lwesimila sesikhumba esingenawo umdlavuza. Isimila sakhiwe inhlanganisela yamaseli fibroblastic, ama-hitiocyte, kanye nohlobo lwezicubu ezixhumeneyo ezibizwa nge-collagen. Isimila sikhula sibe ungqimba lwe isikhumba ebizwa ngokuthi i-dermis. Elinye igama le-dermatofibroma lithi i-benign fibrous histiocytoma.
Ama-dermatofibromas amaningi akhula kancane, anombala opinki kuya kunsundvu, futhi ngokuvamile mancane futhi awanabuhlungu.
Amanye ama-dermatofibromas abonakala ekhula ngemva kokulimala, ukulunywa yizinambuzane, noma isikhathi eside ukuvuvukala kwesikhumba. Kodwa-ke, izimila eziningi zikhula ngaphandle kwanoma yisiphi isenzakalo esandulele futhi imbangela ayikaziwa.
Cha. I-dermatofibroma iyithumba elingenalo umdlavuza elingeke liphenduke libe umdlavuza ngokuhamba kwesikhathi. Nokho, izimila ezingakasuswa ngokuphelele zingaphinde zikhule.
Izazi ze-pathologists zihlukanisa i-dermatofibroma zibe izinhlobo ngokusekelwe endleleni izimila ezibukeka ngayo lapho zihlolwa ngesibonakhulu. Izinhlobo ezivame kakhulu ze-dermatofibroma zihlanganisa i-aneurysmal, iselula, i-deep, cell cell, i-lipidized, i-palisaded, ne-myxoid. Ngokungafani nezinye izinhlobo ze-dermatofibromas, uhlobo lwe-epithelioid dermatofibromas luqukethe uguquko lofuzo olubandakanya isakhi sofuzo se-ALK futhi ngenxa yalokho, ingase ibe ibhizinisi elihlukile.
Ukuxilongwa kuvame ukwenziwa ngemva kokuba isimila sikhishiwe ngokuhlinzwa futhi sithunyelwe kudokotela wezifo ukuze sihlolwe ngesibonakhulu. Ngezinye izikhathi, udokotela wakho uzokhipha ucezu oluncane lwesimila ngenqubo ebizwa ngokuthi a i-biopsy ngaphambi kokukhipha sonke isimila.
Ngaphansi kwe-microscope, ama-dermatofibromas akhiwa amangqamuzana amade amade abizwa odokotela bezifo amaseli okuphotha. Lawa maseli okuphotha abukeka afana kakhulu nama-fibroblasts namaseli e-histiocytic avame ukutholakala ongqimbeni lwesikhumba olubizwa ngokuthi i-dermis. Amaseli amakhulu, akhona ama-hitiocyte ezihlangene zakha ingqamuzana elilodwa elikhulu, nazo ziyabonakala. Kungaba inselele kakhulu kudokotela wezifo ukuxilonga i-dermatofibroma ngemva kokuhlola ucezu oluncane lwesimila ngoba kukhona ezinye izinhlobo zezimila ezingabukeka zifana kakhulu ne-dermatofibroma. Kulokhu, udokotela wakho wezifo angase anikeze uhlu lwezifo ezingase zibe khona ezihlanganisa i-dermatofibroma. Ukuxilongwa kokugcina kuyokwenziwa ngemva kokuba isimila sikhishiwe futhi sihlolwe.