215 results found
Medical tests
… Progesterone is a female hormone produced by the ovaries during release of a mature egg from an ovary (ovulation). … progesterone levels drop and menstrual bleeding begins. During pregnancy, the placenta also produces high levels of … . Monitor the function of the ovaries and placenta during pregnancy. Help diagnose problems with the adrenal …
Medical tests
… You will be given a cloth or paper to cover yourself during the test. You will lie on your back on a table. A … can be viewed from other angles. You need to lie very still during each scan to avoid blurring the pictures. You may be asked to hold your breath briefly during some of the scans. Each scan may take about 60 to 90 …
Medical tests
… or fluids with vanilla. Licorice. Do not use tobacco at all during the 24-hour urine collection. Be sure to keep warm during the 24 hours. Being cold can raise your catecholamine levels. Drink plenty of fluids during the 24 hours to avoid dehydration . Your doctor may …
Medical tests
… infection, or injury. Normally, cortisol levels rise during the early morning hours and are highest about 7 a.m. They drop very low in the evening and during the early phase of sleep. But if you sleep during the day and are up at night, this pattern may be …
Medical tests
… your scrotum many times. You will need to lie very still during the ultrasound scan. You may be asked to take a breath and hold it for several seconds during the scan. When the test is finished, the gel is … about 20 minutes. How It Feels Most people don't feel pain during the test. If your scrotum hurts already from an …
Medical tests
… C virus is in the blood. Viral load may be measured before, during, and after treatment. Why It Is Done This test is … that you have hepatitis C. If the viral load is checked during treatment, the level should go down. Related … C virus is in the blood. Viral load may be measured before, during, and after treatment. Why It Is Done This test is …
Medical tests
… products you take. Some may increase the risk of problems during your test. Your doctor will tell you if you should … to a machine that traces your heart activity onto a paper. During the test, lie very still and breathe normally. Do not talk during the test. How long the test takes The test usually …
Medical tests
… high levels of prolactin, which helps make breast milk. During pregnancy, prolactin levels increase by 10 to 20 … are different throughout the day. The highest levels occur during sleep and shortly after you wake up. Prolactin levels also get higher during times of physical or emotional stress. Many medicines …
Medical tests
… to determine if cancer is present. Watch prostate cancer during active surveillance or other treatment. If PSA levels … has returned or has spread. How To Prepare Do not ejaculate during the 2 days before your PSA blood test, either during sex or masturbation. Talk to your doctor about any …
Medical tests
… breathing in a saltwater (saline) mist and then coughing. During bronchoscopy , which uses a bronchoscope to look at … are not able to deliver it immediately. Bronchoscopy sample During bronchoscopy, a thin, lighted instrument … If you have general anesthesia, you will feel nothing during the procedure. Risks Home or office sample There are …
