Symptoms of leukopenia

Written by Zhang Xiao Le

Hematology

Updated on November 16, 2024

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The symptoms of leukopenia vary with the severity of the decrease in white blood cells and the disease causing the leukopenia. Mild leukopenia generally has no significant clinical manifestations. With moderate leukopenia, patients often experience symptoms of fatigue. If there is a significant decrease in white blood cells, patients often present with fever since white blood cells are the main cells in the body's defense against infections. A significant decrease in white blood cells markedly lowers the patient's resistance, thus making them more susceptible to various infections, with fever being the most common symptom of infection. Furthermore, the clinical presentations also vary with the underlying disease causing the decrease in white blood cells. For example, diseases like aplastic anemia or acute leukemia, which cause a decrease in white blood cells, may lead not only to fever but also to significant fatigue and bleeding manifestations.

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Written by Zhang Jun Jun

Endocrinology

2min 1sec

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Is leukopenia very harmful?

Leukopenia primarily depends on the extent of the decrease in white blood cells, which can be classified into mild, moderate, and severe levels. Mild leukopenia generally means less than 4.0 X 10⁹/L, and if granulocytes are decreased, it typically means an absolute value of granulocytes less than 2.0 X 10⁹/L. A lack of granulocytes indicates a more severe condition, usually less than 0.5 X 10⁹/L. For patients with mild leukopenia, special preventive measures are generally not necessary. However, for moderate and severe leukopenia, the greatest risk is an increased chance of infection, as white blood cells are a marker of our ability to defend against external threats. With fewer of these defensive guards, the probability of resisting infections and the chance of acquiring infections significantly increase. Therefore, for patients with moderate leukopenia, their rate of infection increases, and it is important to take precautions, reduce visits to public places, maintain hygiene, and eliminate chronic infectious foci. For patients with severe leukopenia, aseptic isolation measures should be adopted. For patients who have infections, it is crucial to find sensitive antibiotics, preferably broad-spectrum antibiotics. If there is a concurrent fungal or viral infection, antifungal or antiviral medications should also be used, as the decrease in white blood cells can destroy a person's immune capacity, lowering immunity and increasing the chance of infections and the invasion of pathogenic bacteria, which in severe cases could even lead to sepsis or septic shock.

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Written by Yang Li

Endocrinology

45sec

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Can leukopenia cause fever?

Leukopenia can lead to fever. White blood cells are the guardians of the human body, protecting it against external invasions such as infections. When white blood cells are decreased, the patient's resistance to infections can be significantly reduced, making them particularly susceptible to infections. This can lead to fever, as often seen in hematological patients with leukopenia who frequently experience fevers due to their chronic infection states. Therefore, when leukopenia is accompanied by fever, it is advisable to seek hospital treatment as soon as possible, as proactive infection management is crucial.

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Written by Tang Zhuo

Endocrinology

1min 10sec

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What are the dangers of leukopenia?

Leukopenia is a relatively common hematological disease that can occur at any age. It is characterized by a persistent peripheral blood white blood cell count below 4×10^9/L. The onset of the disease is mostly slow, with mild symptoms. Common symptoms include fatigue, palpitations, dizziness, and pharyngitis, making individuals more susceptible to pharyngitis or mucosal ulceration. Other symptoms include reduced appetite, limb soreness, insomnia, and frequent dreaming. Individuals with leukopenia are also more prone to viral and bacterial infections. Some infections can lead to severe symptoms such as high fever, chills, and body aches. However, if there is a significant decrease in the total number of white blood cells, with the absolute neutrophil count dropping below 0.5×10^9/L, this condition is referred to as neutropenia. In such cases, symptoms may include chills, high fever, sore throat, headache, joint pain, and in severe cases, it can even lead to death.

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Written by Zhang Jun Jun

Endocrinology

57sec

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What does a decrease in white blood cells mean?

Leukopenia indicates a decrease in the body's resistance. The most common causes of leukopenia are: First, viral infections, which often coincide with an increase in lymphocytes and a decrease in neutrophils. The second cause is severe bacterial infections. During severe bacterial infections, there is a significant reduction in white blood cells, which may even lead to a decrease in platelets. The third cause is primarily diseases of the hematologic system, where leukopenia is often accompanied by a reduction in other red blood cells and platelets. Other possible causes include drug-induced leukopenia, as medications can also lead to a decrease in white blood cells. Therefore, the primary approach to leukopenia is to clearly identify the cause, and then determine the next steps for treatment based on that cause.

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Written by Zhao Xin Lan

Endocrinology

1min 2sec

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Treatment methods for leukopenia

First, it is necessary to identify the cause of leukopenia. Common causes include viral infections and poor bone marrow hematopoiesis, and some medications can also cause this condition. Therefore, symptomatic treatment mainly involves the use of medications that increase white blood cells. For mild leukopenia, oral medications commonly used include Li Xuesheng, squalene, and Vitamin B4 to promote the proliferation of white blood cells. In more severe cases, granulocyte colony-stimulating factors may be used. Of course, the main method of treatment still depends on the different causes of each patient. Once leukopenia occurs, it is necessary to go to the hospital for an examination to clearly determine the cause of the decrease in white blood cells, so that targeted treatment can be provided. (Please use medications under the guidance of a professional physician and do not self-medicate.)