Siding Options. The popular choice out there is vinyl because theyâre cost effective and easy to install and maintain. Some things to consider with vinyl is that the color can fade, and the siding become brittle with time. For homeowners who prefer to go with wood, there is hardwood, cypress, clapboard, wood shingles, and plywood siding.
Digestive System. Elevated PTT results may be caused by malabsorption, a digestive problem that restricts the amount of nutrients that the body absorbs from food, according to the U.S. National Library of Medicine.
To test your bodyâs blood clotting abilities, your doctor will collect a sample of your blood in a vial and add chemicals. The test measures how many seconds it takes for your blood to clot after the addition of the chemicals. This test is sometimes known as an activated partial thromboplastin time (APTT) test. Your doctor may order a PTT test to investigate the cause of prolonged or excessive bleeding. Symptoms that may prompt your doctor to order this test include: 1  frequent or heavy nosebleeds.  heavy or prolonged menstrual periods.