Common Hematology Tests and What They Mean

Routine blood tests are one of the common assessments done to check your overall health. They are taken manually and every hematology department in each institution is responsible for blood collection and testing. What can these tests tell you? Generally, they can act as markers that may indicate how healthy or how sick you are. For instance, a low blood count usually signifies that you are bleeding, anemic or you have develop infection or inflammation. In fact, examining blood and other blood components is measured against the standard or normal limits. Values or results outside the norm may be signs of a disease.

There are several components of the test which are examined and there are also numerous blood specimens taken once you are in a hospital or other clinical setting. It may depend on the state of your health. This is typically part of routine assessment and requested by doctors as baseline info. For one, a complete blood count may be requested that can include your system’s red blood cell count, white blood cell count as well as measuring your hematocrit, hemoglobin, estimated platelets and so on. The test presents changes in the body, confirming conditions such as dehydration, electrolyte imbalance, high sugar level and other types of complications.

Then, your doctor may request for coagulation tests such as getting your prothrombin and bleeding time. The basis of this is to know how well the body is coping and addressing the problem of bleeding especially when faced with blood loss, diseases that affect clotting or promote bleeding and as one of the effects of your prescribed medication. Other special hematology tests may also include the actual platelet count, reticulocyte count and erythrocyte sedimentation rate (ESR) which can help diagnose potential problems of the immune and circulatory systems.

How to Prepare for the Hematology Test

For some people, being ill is not something that they prepare for or anticipate. For others, it’s something to be planned. Either way, visiting a doctor so that you can be examined and diagnosed is essential to know what’s wrong and rule out various problems. This may involve few consultations and tests to assess and make out a clinical presentation of any disease. There are several considerations that you and your doctor can pursue and these may include what kind of tests to go for, how these tests can help with the decisions for treatment, ways to prepare for each test and obtaining the results thereafter.

In general, laboratory tests that involve the study and assessment of blood may or may not need specific preparation. For instance, collecting blood specimen from the vein or fingers do not require any type of preparation so long as you teach the patient some things such as explaining the use of tourniquet, how it may feel tight, a bruise may be present and the risk of inflammation is there. As for a blood type test, you have to know the type of condition which is present and can affect the result of the laboratory work. Medications such as levodopa or the cephalexin to name a few can result to a false positive result. Other conditions like patients who have undergone recent x-ray with contrast dye, a bone marrow transplant and a blood transfusion in three months time may also cause an erroneous outcome so it’s best to question individuals about these events. Also, for people who need to go through bleeding tests, ensure that they are not on prescription medications such as aspirin or other natural supplements since they may alter the tests and the results. Overall, it’s necessary for patients to understand the reason for the tests and also the type of bood sample taken as well as discussing the course intimately with the right health care professional.