Lokacin Prothrombin (PT) yana nufin lokacin da ake buƙata don haɗakar jini bayan an canza prothrombin zuwa thrombin bayan an ƙara yawan thromboplastin nama da kuma adadin ions na calcium zuwa plasma da ke da ƙarancin platelet. Lokacin Prothrombin mai yawa (PT), wato, tsawaita lokacin, na iya faruwa ne saboda dalilai daban-daban kamar abubuwan haɗin jini marasa kyau na haihuwa, abubuwan haɗin jini marasa kyau da aka samu, yanayin hana haɗakar jini mara kyau, da sauransu. Babban binciken shine kamar haka:

1. Abubuwan da ke haifar da coagulation na haihuwa marasa kyau: Rashin samar da wani abu na coagulation factors I, II, V, VII, da X a jiki ba daidai ba zai haifar da tsawaita lokacin prothrombin (PT). Marasa lafiya za su iya ƙara abubuwan coagulation a ƙarƙashin jagorancin likitoci don inganta wannan yanayin;

2. Abubuwan da ke haifar da toshewar jini marasa kyau: cututtukan hanta mai tsanani da aka saba gani, ƙarancin bitamin K, hyperfibrinolysis, yaduwar coagulation a cikin jijiyoyin jini, da sauransu, waɗannan abubuwan za su haifar da rashin abubuwan coagulation a cikin marasa lafiya, wanda ke haifar da tsawaita lokacin prothrombin (PT). Ya kamata a gano takamaiman dalilai don maganin da aka yi niyya. Misali, marasa lafiya da ke da ƙarancin bitamin K za a iya yi musu magani da ƙarin bitamin K1 a cikin jijiya don haɓaka dawo da lokacin prothrombin zuwa al'ada;

3. Yanayin hana zubar jini ta hanyar jini mara kyau: akwai sinadarai masu hana zubar jini a cikin jini ko kuma majiyyaci yana amfani da magungunan hana zubar jini, kamar aspirin da sauran magunguna, waɗanda ke da tasirin hana zubar jini, wanda zai shafi tsarin hana zubar jini da kuma tsawaita lokacin prothrombin (PT). Ana ba da shawarar marasa lafiya su daina shan magungunan hana zubar jini a ƙarƙashin jagorancin likitoci su koma ga wasu hanyoyin magani.

Lokacin Prothrombin (PT) da aka tsawaita da fiye da daƙiƙa 3 yana da mahimmanci a asibiti. Idan ya yi yawa sosai kuma bai wuce ƙimar da aka saba ba na daƙiƙa 3, ana iya lura da shi sosai, kuma ba a buƙatar magani na musamman gabaɗaya. Idan lokacin Prothrombin (PT) ya tsawaita na daƙiƙa, ya zama dole a ƙara gano ainihin dalilin da kuma aiwatar da maganin da aka yi niyya.