PT yana nufin lokacin prothrombin a magani, kuma APTT yana nufin lokacin thromboplastin da aka kunna a magani. Aikin coagulation na jini na jikin ɗan adam yana da matuƙar muhimmanci. Idan aikin coagulation na jini ba shi da kyau, yana iya haifar da thrombosis ko zubar jini, wanda zai iya yin barazana ga rayuwar majiyyaci. Ana iya amfani da sa ido a asibiti na ƙimar PT da APTT a matsayin mizani don amfani da wasu magungunan coagulation a aikin asibiti. Idan ƙimar da aka auna ta yi yawa, yana nufin cewa ana buƙatar rage yawan magungunan coagulation, in ba haka ba zubar jini zai faru cikin sauƙi.

1. Lokacin Prothrombin (PT): Yana ɗaya daga cikin alamun da suka fi saurin kamuwa da tsarin zubar jini na ɗan adam. Yana da ma'ana a tsawaita lokacin fiye da daƙiƙa 3 a aikin asibiti, wanda zai iya nuna ko aikin zubar jini na waje ya zama al'ada. Ana ganin tsawaitawa gabaɗaya a cikin ƙarancin zubar jini na haihuwa, cirrhosis mai tsanani, gazawar hanta da sauran cututtuka. Bugu da ƙari, yawan shan heparin da warfarin na iya haifar da tsawaitawar PT;

2. Lokacin thromboplastin mai aiki (APTT): Galibi ma'auni ne da ke nuna aikin coagulation na jini a cikin aikin asibiti. Ana ganin tsawaita APTT mai yawa a cikin ƙarancin coagulation na haihuwa ko wanda aka samu, kamar hemophilia da systemic lupus erythematosus. Idan yawan magungunan anticoagulant da ake amfani da su saboda thrombosis ba shi da kyau, zai kuma haifar da tsawaita APTT mai mahimmanci. Idan ƙimar da aka auna ta yi ƙasa, a yi la'akari da majiyyacin a matsayin wanda ke cikin yanayin coagulation mai yawa, kamar thrombosis na jijiyoyin jini mai zurfi.

Idan kana son sanin ko PT da APTT ɗinka sun zama na yau da kullun, kana buƙatar fayyace ma'auninsu na yau da kullun. Matsakaicin PT na yau da kullun shine daƙiƙa 11-14, kuma matsakaicin APTT na yau da kullun shine daƙiƙa 27-45. Tsawaita PT na fiye da daƙiƙa 3 yana da matuƙar mahimmanci a asibiti, kuma tsawaita APTT na fiye da daƙiƙa 10 yana da matuƙar mahimmanci a asibiti.