However, a ST depression of at least 2 millimeters may present itself to be reversible on an exercise stress test. In the case of non-transmural ischemia, the cause of ST depression may be an elevated resting potential in the myocardial cells. However, the ST segment may less likely be affected as it shows in a depolarized state. ST depression may often cause many commonly asked questions regarding the causes and treatments. Read below where Experts have answered many commonly asked questions regarding ST depression. What test should be done following a ST depression on a nuclear stress test? Ischemia may often present itself as a ST depression during a nuclear stress test. However, false positive stress test may be as high as 40% in women and 10% in men. A myocardial perfusion imaging test may be the next test that a medical practitioner may decide to perform in order to confirm a diagnosis.
Also found in: Dictionary, Thesaurus, Encyclopedia, Wikipedia. lymphatic capillary. A thin-walled lymphatic vessel at the beginning of a branch of the lymphatic system. Lymphatic capillaries have closed ends, but have no basement membranes and are more permeable than blood capillaries. Fluids, salts, proteins, large molecules, particles, debris, microorganisms, and migrating cells can pass from the interstitial spaces into lymphatic capillaries.
Lymph is a fluid which bathes all the cells of the body. It is also called ICF (Intercellular fluid). This is made up of mostly fluid that escapes from the blood through the walls of the capillaries. Tiny, lymphatic capillaries are found in all tissues of the body. These join to form lymph vessels which are thin walled vessels that also contain valves to prevent backflow. Eventually, all lymph returns to the circulatory system through various ducts that empty into large veins below the neck. In this way, fluid that is lost through the capillary is returned to the blood. At intervals along the lymph vessels, there are bead-like enlargements called lymph nodes.