Ba a cika samun sinadarin jini ba ko yana da kyau ko mara kyau. Tsarin jini yana da tsawon lokaci na yau da kullun. Idan yana da sauri ko jinkiri sosai, zai yi illa ga jikin ɗan adam.

Zubar jini zai kasance cikin wani yanayi na yau da kullun, don kada ya haifar da zubar jini da samuwar thrombus a jikin ɗan adam. Idan zubar jini ya yi sauri sosai, yawanci yana nuna cewa jikin ɗan adam yana cikin yanayin da ba za a iya zubar jini ba, kuma cututtukan zuciya da jijiyoyin jini suna iya faruwa, kamar bugun kwakwalwa da bugun zuciya, toshewar jijiyoyin jini na ƙasa da sauran cututtuka. Idan jinin majiyyaci ya yi tauri a hankali, yana iya samun matsalar toshewar jini, yana iya kamuwa da cututtukan zubar jini, kamar su hemophilia, kuma a cikin mawuyacin hali, zai bar nakasar gaɓoɓi da sauran halayen da ba su dace ba.

Kyakkyawan aikin thrombin yana nuna cewa platelets suna aiki da kyau kuma suna da lafiya sosai. Coagulation yana nufin tsarin canzawar jini daga yanayin gudana zuwa yanayin gel, kuma ainihinsa shine tsarin canza fibrinogen mai narkewa zuwa fibrinogen mara narkewa a cikin plasma. A takaice dai, lokacin da jijiyoyin jini suka lalace, jiki yana samar da abubuwan coagulation, waɗanda ake kunnawa don samar da thrombin, wanda a ƙarshe ke canza fibrinogen zuwa fibrin, don haka yana haɓaka coagulation na jini. Coagulation gabaɗaya ya haɗa da aikin platelets.

Yin la'akari da ko coagulation yana da kyau ko a'a galibi ta hanyar gwajin zubar jini da gwaje-gwajen dakin gwaje-gwaje ne. Rashin aikin coagulation yana nufin matsaloli tare da abubuwan coagulation, raguwar adadi ko rashin aiki yadda ya kamata, da kuma jerin alamun zubar jini. Zubar jini kwatsam na iya faruwa, kuma ana iya ganin purpura, ecchymosis, epistaxis, zubar da jini da kuma hematuria a fata da mucous membranes. Bayan rauni ko tiyata, adadin zubar jini yana ƙaruwa kuma ana iya tsawaita lokacin zubar jini. Ta hanyar gano lokacin prothrombin, lokacin prothrombin da aka kunna da wasu abubuwa, an gano cewa aikin coagulation bai da kyau, kuma ya kamata a fayyace dalilin ganewar asali.