The hematocrit is the proportion, by volume, of the blood that consists of red blood cells. The hematocrit (hct) is expressed as a percentage. For example, a hematocrit of 25% means that there are 25 milliliters of red blood cells in 100 milliliters of blood.he hematocrit is the proportion, by volume, of the blood that consists of red blood cells. The hematocrit (hct) is expressed as a percentage. For example, a hematocrit of 25% means that there are 25 milliliters of red blood cells in 100 milliliters of blood.
Smoking; The degree of blockage in your carotid artery; Blockage of the carotid arteries on both sides of your neck; ... cannot control with the medicines you have been given; Severe headaches, swelling in your neck, or other new symptoms; Cough, shortness ... Carotid Endarterectomy ...
What are the symptoms of carotid artery disease? Carotid artery disease may have no symptoms. Sometimes, the first symptoms are those of a transient ischemic attack (TIA) or stroke. A transient ischemic attack (TIA) is a sudden, temporary loss of blood flow to an area of the brain. It usually lasts a few minutes to an hour.