metastases
spread through blood steam
Yes, Aids can be spread through contaminated blood being swallowed.
By blood
Malignant hypertension is not cancerous.
In the past, people have contracted hepatitis C through blood transfusions
T. cruzi can be transmitted by blood transfusion
Chlamydia spreads to mucous membranes. It is not spread from blood to blood, so you can't get infected through a cut.
Through air
Potentially. AIDS is spread through infected blood, so if you pick at the scab enough to draw blood, that blood could infect another person.
It is easy to spread through bodily fluids, such as blood, and through hair.
Benign means non cancerous, whereas malignant means it is cancerous. Benign tumors usually aren't as bad because they are easier to remove, not as likely to come back, and don't spread like malignant tumors do. However, they can be bad if they grow too big because they can press on other organs and restrict blood flow.
These malignant cells may crowd the bone marrow, and, depending on the stage, prevent the production of normal red blood cells, white blood cells, and platelets.