Bruising or discoloration, Cold feet, Cold hands and Fatigue. WebMD Symptom Checker helps you find the most common medical conditions indicated by the symptoms bruising or discoloration, cold feet, cold hands and fatigue including Bruise or contusion, Raynaud phenomenon, and Hematoma.
The approximate blood volume of a rat is 55-70 ml/kg of body weight. For a 300 g rat this is equivalent to 17-21 ml (5). Single sample: Without fluid replacement, the maximum blood volume which can be safely removed for a one time sample is 10% of the total blood volume or 5.5-7 ml/kg.
1 Red blood cell (RBC) count: is a count of the actual number of red blood cells per volume of blood. 2  Both increases and decreases can point to abnormal conditions. 3  Haemoglobin measures the amount of oxygen-carrying protein in the blood. 4  Haematocrit measures the amount of space red blood cells take up in the blood. White blood cell (WBC) count is a count of the actual number of white blood cells per volume of blood. 2  Both increases and decreases can be significant. 3  White blood cell differential: looks at the types of white blood cells present.