Ask your doctor when you should expect the results. Depending on the lab, wait times can vary, but typically take no more than two to three days. There are a few things that can affect the results of your blood test. Tell your doctor if any of the following apply to you:. Lymphocytopenia can point to a number of conditions and diseases. But a low lymphocyte count puts you at greater risk of infection. High lymphocyte levels that persist may point to a more serious illness or disease, such as:.
You may find it helpful to ask the following questions if your doctor orders a B and T cell screen:. Lymphocyte counts that are either too low or too high may mean you have an infection or mild illness.
When you recover, your lymphocyte levels will return to normal. If abnormal lymphocyte counts persist, your outlook depends on the underlying condition. Blood cell disorders impair the formation and function of red blood cells, white blood cells, or platelets. A blood differential test, also known as a white blood cell count differential, measures the number of different types of white blood cells in your….
White blood cells, or WBCs, are an important part of your immune system. They help fight infections by attacking bacteria, viruses, and germs. Leukemia is a cancer of the blood cells. Other lymphocytes stay in the bone marrow, where they become B cells. Some of them also develop into NK cells. How the lymphocyte behaves and what it does depends on which type of lymphocyte it is. T, B and NK cells each have different roles in the immune system. The main job of B cells is to help to make antibodies.
These are proteins which the immune system produces to fight off invading viruses and bacteria. There is a final, third type of lymphocyte, known as a natural killer NK cell. In this case, the doctor will likely ask for other tests to confirm a diagnosis.
Unusually high or low lymphocyte counts may cause no signs, symptoms, or serious problems on their own. If lymphocyte counts remain high or low over time, they could be a sign of a health condition and may be diagnosed as lymphocytopenia or lymphocytosis.
These conditions can range from mild to severe, and their duration depends on what caused them. Treatment for abnormal levels of lymphocytes will depend on both the cause and severity and mild forms may not require any at all. Neutropenia describes a significant reduction in a type of white blood cell called neutrophils.
Produced in bone marrow, these are an essential first…. Leukopenia is a condition where a person has a reduced number of white blood cells and an increased risk of infection. Learn more. Blood circulates throughout the body, transporting substances essential to life. Here, learn about the components of blood and how it supports human….
Pus is a protein-rich fluid called liquor puris that is filled with dead, white blood cells that the body has sent to fight infection. Pus is a…. Eosinophils are a type of white blood cell. As part of the immune system, they release poisons to fight foreign bodies, such as bacteria and parasites. What are lymphocytes and what are healthy levels to have? Medically reviewed by Alana Biggers, M. Types of lymphocytes. Share on Pinterest Lymphocytes are white blood cells that are part of the immune system.
Roles and functions. It usually occurs after an illness and is harmless and temporary. But it might represent something more serious, such as a blood cancer or a chronic infection. Your doctor might perform other tests to determine if your lymphocyte count is a cause for concern. If your doctor determines that your lymphocyte count is high, the test result might be evidence of one of the following conditions:. Causes shown here are commonly associated with this symptom. Work with your doctor or other health care professional for an accurate diagnosis.
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