What Is The Cause Of White Blood Cells In Urine – Medically reviewed by Suzanne Falck, M.D., FACP – By Lori Smith, MSN, BSN, WHNP-BC – Updated January 3, 2023
White blood cells help fight infection and are essential for health and well-being. Changes in white blood cell levels can occur during infections, pregnancy, and some cancers.
- 1 What Is The Cause Of White Blood Cells In Urine
- 2 Basophilia: Meaning, Symptoms, And Causes
- 2.1 Blood Cancers: Hidden Diseases With Many Treatments
- 2.2 Low White Blood Cell Count In Cats
- 3 High White Blood Cell Count Causes
- 4 High White Blood Cell Count: Causes, Symptoms, Tests
What Is The Cause Of White Blood Cells In Urine
A high white blood cell count can indicate that the immune system is working to destroy an infection.
Basophilia: Meaning, Symptoms, And Causes
It can also be a sign of physical or emotional stress. People with certain blood cancers may also have high white blood cell counts.
A low white blood cell count can indicate an injury or condition where cells are being destroyed faster than the body can, or the body is producing too few of them.
White blood cells make up about 1% of all blood cells, and they are important for the regular functioning of the immune system. White blood cells are also called leukocytes.
The bone marrow continuously produces white blood cells. It is stored in the blood and lymph systems until needed in the body to fight infection or disease.
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Normally, there are between 4,500 and 11,000 white blood cells per microliter of blood, although this can vary by sex, age, and race.
When needed, monocytes travel to other organs, such as the spleen, liver, lungs, and bone marrow, where they become cells called macrophages.
Macrophages are responsible for many functions, including removing dead or damaged tissue, destroying cancer cells, and regulating the immune response.
An increase in white blood cells is called leukocytosis. It usually occurs in response to the following conditions:
T Lymphocyte Cells Attacking A Cancer Cell, Computer Illustration. T Lymphocytes Are A Type Of White Blood Cell That Recognise A Specific Site (antigen) On The Surface Of Cancer Cells Or Pathogens
Certain respiratory diseases, such as whooping cough or tuberculosis, can cause an increase in the level of white blood cells.
In some cases, all white blood cells are affected. However, some people have a specific disease in which only one type of white blood cell is affected.
If the level of a particular type of white blood cell increases, it may be due to a specific trigger:
Sometimes there is no identifiable reason for an increase in white blood cells. This is known as idiopathic hypereosinophilic syndrome. It can cause serious complications such as damage to the heart, lungs, liver, skin and nervous system.
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During a healthy pregnancy, the level of white blood cells increases significantly because of the physical stress the body endures during this period. Levels begin to rise in the first trimester and continue to rise in the third trimester.
White blood cells per microliter of blood. It is a response to physical stress and labor trauma.
If the level of white blood cells is lower than normal, it may be a sign that the person’s immune function is decreasing.
People with conditions or medications that weaken the immune system are at increased risk of infection because of a lack of white blood cells.
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These develop when too many immature blood cells are produced, causing an imbalance. Myeloproliferative disorders are rare conditions that may or may not be malignant.
The exact effect of high white blood cell counts depends on the condition or factor that causes them.
After noticing any symptoms, the doctor may use a blood test to evaluate the white blood cell count, and further tests and examinations will often be required to determine the exact cause of the problem.
A high white blood cell count can indicate several things, such as the immune system working to destroy an infection, a sign of physical or emotional stress, or specific types of cancer.
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Pregnancy also leads to high white blood cell counts, as levels rise from the first to the third trimester. The level of white blood cells will also increase in the hours after birth, because of the severe stress the body is under.
At the same time, a low white blood cell count can indicate an injury or condition where the cells are being destroyed faster than the body. It can also mean that the body is producing too little of them.
Although symptoms depend on the cause of the high white blood cell count, fluctuations in the white blood cell count may not cause any symptoms.
Medical News Today has strict sourcing guidelines and uses only peer-reviewed studies, academic research institutes, medical journals and associations. We do not use third-party references. We link primary sources – including studies, scientific references and statistics – within each article and also list them in the sources section below our articles. You can learn more about how we ensure our content is accurate and relevant by reading our editorial policy. Stem cells in the bone marrow are responsible for producing white blood cells. The bone marrow then stores about 80-90% of the white blood cells.
High White Blood Cell Count Causes
When an infection or inflammatory condition occurs, the body releases white blood cells to help fight the infection.
Health professionals have identified three main categories of white blood cells: granulocytes, lymphocytes, and monocytes. The following sections discuss these in more detail.
Granulocytes are white blood cells with small granules containing proteins. There are three types of granulocyte cells:
Monocytes are white blood cells that make up about 2-8% of the total white blood cells in the body. These are present when the body is fighting chronic infections.
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According to an article in American Family Physician, the normal range (per cubic millimeter) of white blood cells by age is:
If a person’s body produces more white blood cells than it should, doctors call it leukocytosis.
If a person’s body produces fewer white blood cells than it should, doctors call it leukopenia.
Doctors can continuously monitor white blood cells to determine whether the body is having an immune response to an infection.
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During a physical exam, a doctor can determine your white blood cell (WBC) count using a blood test. They may order a WBC to check for or rule out other conditions that may affect your white blood cells.
Although a blood sample is the most common approach for testing white blood cells, a doctor may also test other body fluids, such as cerebrospinal fluid, for the presence of white blood cells.
The following are conditions that can affect how many white blood cells a person has in their body.
It is an autoimmune condition in which the body’s immune system destroys healthy cells, including red and white blood cells.
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The amount of white blood cells called CD4 T cells. When a person’s T cell count is low
Leukemia is a type of cancer that affects the blood and bone marrow. Leukemia occurs when white blood cells are produced too fast and cannot fight infections.
Whether a person needs to change their white blood cell count will depend on the diagnosis.
If they have a health condition that affects the number of white blood cells in their body, they should talk to their doctor about white blood cell count goals, depending on their current treatment plan.
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A person can lower their white blood cell count by taking medications such as hydroxyurea or by undergoing leukapheresis, a procedure that uses a machine to filter the blood.
If a person’s white blood cell count is low due to cancer treatment, such as chemotherapy, a doctor may recommend avoiding foods that contain the bacteria. This can help prevent infections.
A person can also take colony stimulating factors. These can help prevent infection and increase the number of white blood cells in the body.
White blood cells are an important part of the body’s immune system response. There are different types of white blood cells and each has a specific function in the body.
Types Of White Blood Cells
Certain conditions can affect the number of white blood cells in the body, causing them to be too high or too low.
Medical News Today has strict sourcing guidelines and uses only peer-reviewed studies, academic research institutes, medical journals and associations. We do not use third-party references. We link primary sources – including studies, scientific references and statistics – within each article and also list them in the sources section below our articles. You can learn more about how we ensure our content is accurate and relevant by reading our editorial policy. Leukopenia is a condition in which there is an abnormally low concentration of white blood cells (leukocytes) in the blood. White blood cells are an important component of the immune system and play a key role in the body’s ability to defend against infections.
Common causes of leukopenia include certain cancers, autoimmune diseases, bone marrow disorders, drug reactions, infections, and nutritional deficiencies. In addition, some medications and radiation therapy can also cause leukopenia.
The most common symptom of leukopenia is increased susceptibility to infection due to the lack of white blood cells. Other symptoms may include:
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To prevent leukopenia, it is important to follow a healthy lifestyle. This includes eating a balanced diet rich in essential vitamins and minerals, exercising regularly, avoiding smoking and other substances that can damage the immune system, and getting enough rest.
Leukopenia can lead to an increased risk of infection and other serious complications, including sepsis, complications of cancer treatment, and an increased risk of developing certain types of cancer.
Other potential complications include weakened
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