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.
Although not frequently encountered, bed sore (also know as: pressure sore, pressure ulcer or decubitus ulcer) patients are at risk for developing a type of skin cancer known as squamous carcinoma.octors and scientists are still researching the connection between the development of bed sores and cancer, but the underlying belief is that bed sores permanently change the cell structure in the effected area and formation of cancer cells may result.