Hemorrhage

Loss of a large amount of blood, either externally or internally, from
disease or from an injury. Injury to an artery causes a forceful spurting of a
large amount of bright red.
• blood.hem/o- blood
• -rrhage excessive discharge; excessive flow

Pancytopenia

Decreased numbers of all types of blood cells due to failure of the red bone marrow to produce stem cells. This is caused by some blood diseases or it can be a side effect of chemotherapy drugs.
• pan- = all
• cyt/o- = cell
• -penia= condition of deficiency

Septicemia

Bacterial infection in the tissues or an organ that spreads to the blood.
Sepsis is a result of septicemia and occurs when the bacteria and their endotoxins cause severe symptoms, inflammation, and blood clots throughout the entire body.
• septic/o- infection
• -emia condition of the blood; substance in the blood