Ko te tikanga o te PT ko te wā prothrombin i roto i te rongoā, ā, ko te APTT ko te wā thromboplastin wāhanga whakahohe i roto i te rongoā. He mea tino nui te mahi toto toto o te tinana tangata. Mena he rerekē te mahi toto toto, ka arahi pea ki te thrombosis, ki te toto rānei, ka tino mōrearea pea te ora o te tūroro. Ka taea te whakamahi i te aroturuki haumanu o ngā uara PT me te APTT hei paerewa mō te whakamahinga o ētahi rongoā anticoagulant i roto i te mahi haumanu. Mena he nui rawa ngā uara inehia, ko te tikanga me whakaiti te horopeta o ngā rongoā anticoagulant, ki te kore ka ngawari te toto.

1. Te wā prothrombin (PT): Ko tētahi o ngā tohu tairongo o te pūnaha toto toto tangata. He mea nui ake te whakaroa i te wā mō te neke atu i te 3 hēkona i roto i te mahi haumanu, ka taea te whakaatu mēnā he noa te mahi toto toto o waho. Ko te whakaroa ka kitea whānuitia i roto i te ngoikore o te Factor Coagulation Congenital, te cirrhosis kino, te ngoikore o te ate me ētahi atu mate. Hei tāpiri, ko te nui rawa o te heparin me te warfarin ka taea hoki te whakaroa i te PT;

2. Te wā thromboplastin wāhanga whakahohe (APTT): He tohu matua tēnei e whakaata ana i te mahi toto toto taketake i roto i te mahi haumanu. Ko te roanga nui o te APTT ka kitea i roto i te ngoikore o te take toto toto whānau, i whiwhi rānei, pērā i te hemophilia me te systemic lupus erythematosus. Mena he rerekē te horopeta o ngā rongoā anticoagulant i whakamahia nā te thrombosis, ka roa ake hoki te APTT. Mena he iti te uara inehia, whakaarohia kei roto te tūroro i te āhua toto totoka nui, pērā i te thrombosis uaua hohonu.

Ki te hiahia koe ki te mōhio mēnā he noa tō PT me tō APTT, me whakamārama koe i tō rāua awhe noa. Ko te awhe noa o te PT he 11-14 hēkona, ā, ko te awhe noa o te APTT he 27-45 hēkona. He nui ake te hiranga haumanu o te roanga o te PT neke atu i te 3 hēkona, ā, he kaha te hiranga haumanu o te roanga o te APTT neke atu i te 10 hēkona.