A prothrombin time (PT) test measures how many seconds it takes for your blood to clot. Sometimes, this value gets expressed as the International Normalized Ratio (INR) instead of in seconds. This disambiguation page lists articles associated with the title PT. If an internal link incorrectly led you here, you may wish to change the link to point directly to the intended article. Exact time now, time zone, time difference, sunrise/sunset time and key facts for Pacific Time (PT). PTCAS simplifies the PT school application process by allowing you to apply to multiple programs with only one application. Visit the Applicant Help Center for support on completing components of the application. For more information about each program, visit the PTCAS Directory. The term Pacific Time (PT) is often used to denote the local time in areas observing either Pacific Standard Time (PST) or Pacific Daylight Time (PDT). In other words, in locations observing Daylight Saving Time during part of the year, Pacific Time is not static but switches between PST and PDT. PT (prothrombin time) and PTT (partial thromboplastin time) are blood tests that measure how long it takes your blood to form a clot. A normal PT is about 10 to 13 seconds, and a normal PTT is 25 to 35 seconds. This page illustrates how PT is used in messaging and chat forums, in addition to social networking software like VK, Instagram, Whatsapp, and Snapchat. From the table above, you can view all meanings of PT: some are educational terms, the other are medical terms, and even computer terms. What does the abbreviation PT stand for? Meaning: part. It was a psychological horror game developed by Kojima Productions under the pseudonym 7780s Studio and published by Konami Digital Entertainment. It was directed and designed by Hideo Kojima in collaboration with filmmaker Guillermo del Toro, and was released for free on the PlayStation 4.