I-Posthitis (ebizwa ngokuthi i-pos-THI-tis) ukuvuvukala kwejwabu (isikhuthazi) somthondo womuntu.Kubonakala ngokuvuvukala nokubomvu esikhunjeni futhi kungahle kuhambisane nokukhishwa okunukayo. Igama elithi posthitis livela kwelesiGrikhi "posthe", elisho ijwabu, ne "-itis", okusho ukuvuvukala. I-Posthitis ingaba nezimbangela ezithathelwanayo ezifana nama-bacteria noma isikhunta, noma izimbangela ezingezona ezithathelwanayo ezifana ne- contact dermatitis noma i- psoriasis .Ukuvuvukala kungabangelwa yizinto ezicasulayo emvelweni.Izinto eziphilayo ezijwayelekile ezibandakanya i-candida, i-chlamydia, ne-gonorrhea.Isizathu kufanele sitholwe kahle ngaphambi kokuba kunikezwe ukwelashwa.Isici esijwayelekile sobungozi yisifo sikashukela . I-Posthitis ingaholela ku- phimosis, ukuqiniswa kwejwabu okwenza kube nzima ukuhlehlisa i-glans.I-posthitis ingaholela nasezilondweni ezingaphezulu kanye nasezifweni zama-lymph node. Inhlanzeko, ikakhulukazi ukuhlanzwa okuvamile kwe-glans, ngokuvamile kubhekwa njengokwanele ukuvikela ukutheleleka nokuvuvukala kwejwabu.Ukuhoxa okuphelele kwejwabu kungenzeka kungenzeki kubafana abangaphansi kweminyaka eyishumi kanti abanye kungenzeka bangakwazi ukulihoxisa ngokuphelele ijwabu labo ukuze balihlanze kuze kube sebeneminyaka eyevile kwengu-20. Uma kusolwa i-dermatitis yokuxhumana, izinsipho nokunye okucasulayo kwangaphandle kufanele kumiswe futhi kufanele kuphenywe ukungezwani komzimba ne-latex. Ukwelashwa kuncike ekuboneni imbangela. Izicasuli zemvelo kufanele zisuswe.