1) Blood disease 2) Blood disorder 3) Electrolyte disturbance 4) Hypervolaemia 1) Hypervolaemia 
Hypervolemia, or fluid overload, is the medical condition where there is too much fluid in the blood. The opposite condition is hypovolemia, which is too little fluid volume in the blood. Fluid volume excess in the intravascular compartment occurs due to an increase in total body sodium content and a consequent increase in extracellular body water...
(hi″pәr-vo-le´me-ә) abnormal increase in the volume of circulating blood plasma in the body.
Type: Term Pronunciation: hī′pĕr-vō-lē′mē-ă Definitions: 1. Abnormally increased volume of blood. Synonyms: plethora1, repletion
Hypervolemia: An abnormal increase in blood volume or, strictly speaking, an abnormal increase in the volume of blood plasma. From hyper- + volume + emia (blood).
[n] - a blood disorder consisting of an increase in the volume of circulating blood