I synovium, ebizwa ngokuba yi-membrane synovial, iyisisu esithambileyo esinezithuba zeengxube ze-diarthrodial, i-tendon sheaths kunye ne-bursae. I-synovium igxininisa yonke indawo yangaphakathi yomdibaniselwano, ngaphandle kokuba idibeneyo ihlanganiswe ne- cartilage . I-synovium inomgca ongaphandle (ubuncinci) kunye nomgca wangaphakathi (intima). Iiseli ze-intima zibizwa ngokuba yi synoviocytes.
Kukho iintlobo ezimbini ze synoviocytes, udidi lwe-A (i-macrophage-derived) kunye nohlobo B (i-fibroblast-derived). Iingqiqo ziqukethe intra-articular (ngaphakathi kweemikhumbi), njengeemithwalo yegazi kunye neempahla ze-lymphatic, kunye neentsholongwane. Ngaphantsi kobuncwane be-synoviocytes, kukho i-adipose tissue okanye izicubu ezinobumba. I synovium apho i- synovial fluid ikhiqizwa khona, into eyenza i-lubricates and nourishes the cartilage kunye namathambo ngaphakathi kwe-capsule ehlangeneyo.
I-Synovium kwi-Rheumatoid Arthritis
Njengezinye izifo ezininzi ze-rheumatic, i- rheumatoid arthritis yisifo esingafihliyo . Kwimeko yesifo okanye isimo, isistim somzimba somzimba , esivakalayo ukukhusela umzimba kwiintsholongwane kunye nezifo, ukuhlasela izicubu ezihlangeneyo ngenxa yezizathu ezingaziwa. Kwi-rheumatoid arthritis, iistim ze-immune system zihamba kwi synovium kwaye ziqala ukuvuvukala (synovitis). Inkqubo yokuvuvukala ibonakala ngokusasazeka kwamaseli e-synovial, ukwanda kwe-vascularization, kunye nokungena kwamathambo ngamaseli avuthayo, kuquka i-lymphocytes, iiseli ze-plasma kunye ne-macrophages esebenzayo.
Oku kubonakala njengempawu eziqhelekileyo zesifo se-rheumatoid-warmth, ubomvu, ukuvuvukala kunye nentlungu.
Njengoko i-rheumatoid arthritis iqhubela phambili, i synovium ekhulayo ihlasela kwaye ibhubhise i-cartilage kunye nethambo ledibeneyo. Imisipha, iigaments, kunye neetoni ezixhaphakileyo ezixhasa kunye nokuzinzisa idibeneyo zibuthathaka kwaye zingakwazi ukusebenza ngokuqhelekileyo.
Ezi ziphumo zikhokelela intlungu kunye kunye nomonakalo ohlangeneyo ngokubonakalayo kubantu abane-arthritis ye-rheumatoid. Ukuqonda into eyenzekayo kwi synovium kwi-arthritis ye-rheumatoid kukunceda ukuba uqonde iimpawu kunye nobuhlungu besifo.
Unyango olujoliswe kwiSikgethi ebizwa ngokuba yiSynovium - Ngaba iyaza?
Kukho umdla phakathi kwabaphandi malunga nokuphuhliswa kwezilwanyana ezithile zonyango kwi-rheumatoid arthritis. Kungenzeka ukuba iziyobisi zijolise ku-synovium ngokunyusa ukwenziwa komsebenzi ngelixa kuncitshiswe inkunkuma. Ukuba ngaba ngokwenene bekwazi ukwenza, izixhobo zengcamango zingakwazi ukuhanjiswa kwi synovium, okuvumela ukuba kuhlolwe i-synovitis esebenzayo kumalungu amaninzi. Nangona kukho ukuqhubela phambili kule ndawo, i-receptor ethile ye-synovial ayifumaneki.
> Imithombo:
> Freemont, u-Anthony J. I-Pathophysiology ye-Cartilage ne-Synovium. IBritish Journal yeRheumatology. 1996; 35 (i-suppl.3): 10-13.
> Garrood T. kunye nePitzalis C. Ukujolisa i-Synovium echaphazelekayo. Ukufuna Ukuchaneka. Arthritis neRheumatism. Epreli 2006.
> Kelley's Bookbook yeRheumatology. I-ninth edition. Firestein et al. Biology ye Joint Joint. Amakhasi 8-10.
> O'Connell, uJohn X., MB FRCPC. I-Pathology ye-Synovium. I-American Journal ye-Clinical Pathology.
> Smith, Malcolm D. I Synovium eqhelekileyo. I-Open Rheumatology Journal. 2011; 5: 100-106.