Illnesses where the body has trouble making new blood cells
Illnesses such as haemophilia and cancer affecting the bonemarrow both affect the blood count in bad ways, resulting in low white blood cell counts and low blood counts.
dragons blood
This is not done normally.
Illnesses where the body has touble making new blood cells
Brucella abortus is a gram-negative bacterium found in cattle. It is a blood borne pathogen that causes premature abortion. It can be transferred from an animal to a human. It is possible for B. abortus to be spread from wild populations of elk and bison into domestic cattle herds. It can be prevented by vaccination of cattle.
It is not normal to have a test to detect the level of chickenpox virus in your blood. There is a high level of chickenpox virus in your blood early in the infection. I suspect that you're asking about chickenpox antibody levels in your blood. High levels of antibodies to varicella zoster virus indicates immunity, whether through previous infection or through vaccination.
Hemostasis
Nowadays blood is screened for illnesses before it is used in transfusions.
Nowadays blood is screened for illnesses before it is used in transfusions.
Blood letting was a popular treatment for many illnesses. Many illnesses were thought to be caused by an excess of blood in the body. If a large amount of blood letting was required a vein was cut. For small amounts leeches were used.
By Ca+2 chelator, Heparin, and coumarin