A homocysteine blood test is done to: 1  Help identify vitamin B12 deficiency or folic acid deficiency. 2  Help identify a rare inherited disease (homocystinuria) that causes a deficiency of one of several enzymes needed to convert food to energy.  Help determine a cause for otherwise unexplained blood clots.
Category : Causes of Bed Sores. Common Causes of Bed Sores. Bedsores are damaged skin caused by a lack of proper blood flow to the skin because of pressure. The bedsore can occur in individuals at any age when bedridden, in a chair or wheelchair without the ability to reposition themselves.
Also known as cold sores, fever blisters are small blisters that form on the lips or other areas of the face, including the cheeks, chin or nostrils. Fever blisters are caused by the herpes simplex virus, (the same virus that is responsible for genital herpes).But there are two different strands of the virus: HSV-1, which primarily causes oral herpes, and HSV-2, which is usually responsible for genital herpes.Although both types can cause fever blisters, approximately 95 percent of fever blister cases are caused by the type 1 virus.lso known as cold sores, fever blisters are small blisters that form on the lips or other areas of the face, including the cheeks, chin or nostrils. Fever blisters are caused by the herpes simplex virus, (the same virus that is responsible for genital herpes).