218 results found
Medical tests
… Prothrombin Time (PT/INR) Test On this page: Test Overview Why It Is … Risks Results Test Overview Prothrombin time (PT) is a blood test that measures how long it takes blood to clot. A prothrombin time test can be used to check for bleeding problems. PT is …
Medical tests
… Bowel Transit Time Test On this page: Test Overview Why It Is Done How To … Information Test Overview A bowel transit time test measures how long it takes for food to travel … Stool is expelled from your body through your anus. The time it takes for food to travel from your mouth through …
Medical tests
… Partial Thromboplastin Time (PTT) Test On this page: Test Overview Why It Is Done … Test Overview Partial thromboplastin time (PTT) is a blood test that measures the time it takes your blood to clot. A PTT test can be used to …
Medical tests
… be done on a sample of urine that is collected: At a random time. This is usually after the first time you urinate in the morning. Over a 24-hour period. Over a specific period of time, such as 4 hours or overnight. Why It Is Done This test …
Medical tests
… how much semen is present in one ejaculation. Liquefaction time. Semen is a thick gel at the time of ejaculation. It normally becomes liquid within 20 minutes after ejaculation. Liquefaction time is the time it takes for the semen to turn to liquid. …
Medical tests
… your bladder but do not save this urine. Write down the time that you urinated to mark the beginning of your 24-hour … for the 24 hours. Empty your bladder for the final time at or just before the end of the 24-hour period. Add this urine to the large container and record the time. Do not get toilet paper, pubic hair, stool (feces), …
Medical tests
… potassium, and bicarbonate are usually done at the same time as a blood test for chloride. Most of the chloride in … food. Extra chloride leaves your body in your urine. Sometimes a test for chloride can be done on a one-time random sample of urine or on a sample of all your urine …
Medical tests
… A test for sodium in the urine is a 24-hour test or a one-time (spot) test that checks for how much sodium is in the … office or at home. A 24-hour sample is done at home. Timed urine collection You collect your urine for a period of time, such as over 4 or 24 hours. Your doctor will give you …
Medical tests
… of a type of sugar, called glucose, in your blood at the time of testing. The test can be done at home or anywhere, … This allows you to review collected glucose readings over time and to predict glucose levels at certain times of the day. It also allows you to quickly spot any …
Medical tests
… body's needs. But if your levels get low, it can take some time for your body to start holding on to potassium. A … your bladder but do not save this urine. Write down the time that you urinated. This marks the start of your 24-hour … for the 24 hours. Empty your bladder for the final time at or just before the end of the 24-hour period. Add …
