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Immunoglobulin Gene Sequence Analysis In Chronic Lymphocytic Leukemia: From Patient Material To Sequence Interpretation
Published on: November 26, 2018
Autoimmune cytopenias in chronic lymphocytic leukemia
M Shabih Haider1, Saleem Ahmed Khan2, Nasiruddin3
1Dr. Mohammad Shabih Haider, MBBS, Department of Pathology (Haematology Section), Army Medical College, Rawalpindi, Pakistan.
Insights
Autoimmune hemolytic anemia and immune thrombocytopenic purpura are common in chronic lymphocytic leukemia (CLL) patients. Early laboratory identification of these immune cytopenias is crucial for effective management.
Area of Science:
- Hematology
- Immunology
- Oncology
Background:
- Chronic lymphocytic leukemia (CLL) is a common hematologic malignancy.
- Autoimmune cytopenias can complicate CLL management.
- Understanding the frequency of these complications is vital for patient care.
Purpose of the Study:
- To determine the incidence of autoimmune cytopenias in patients diagnosed with chronic lymphocytic leukemia.
- To identify the specific types of immune cytopenias most frequently observed in CLL.
Main Methods:
- A cross-sectional study involving 64 diagnosed patients with chronic lymphocytic leukemia.
- Data collected included patient demographics and the frequency of autoimmune hemolytic anemia, immune thrombocytopenic purpura, pure red cell aplasia, and autoimmune agranulocytosis.
- Laboratory tests were utilized to confirm the presence of these conditions.
Main Results:
- Autoimmune hemolytic anemia occurred in 7.8% (5/64) of CLL patients.
- Immune thrombocytopenic purpura was observed in 3.1% (2/64) of patients.
- Autoimmune granulocytopenia and pure red cell aplasia were not detected in the study population.
Conclusions:
- Autoimmune hemolytic anemia and immune thrombocytopenic purpura are the predominant immune cytopenias in chronic lymphocytic leukemia.
- Prompt laboratory diagnosis of immune cytopenias is essential as their treatment differs from other cytopenias.
Objective:
To determine the frequency of autoimmune cytopenias in chronic lymphocytic leukemia.
Methods:
This cross sectional study was carried out at Department of Hematology, Army Medical College Rawalpindi, in collaboration with Military Hospital Rawalpindi and Armed Forces institute of Pathology Rawalpindi from 1st January 2018 to 1st October 2018. Sample size of 64 was calculated using WHO calculator. Age and gender of patients was noted. Frequency of autoimmune hemolytic anaemia, immune thrombocytopenic purpura, pure red cell aplasia and autoimmune agranulocytosis were determined in diagnosed patients of chronic lymphocytic leukemia by various laboratory tests in our study population.
Results:
A total of 64 patients were included in the study, 53 (82.8%) were males and 11(17.2%) were females. Mean age of patients was 65 years. Autoimmune hemolytic anaemia was observed in 5/64 (7.8%) of patients. Immune thrombocytopenic purpura was seen in 2/64 (3.1%) patients. Autoimmune granuloytopenia and pure red cell aplasia were not seen in any patient.
Conclusion:
Autoimmune hemolytic anaemia and immune thrombocytopenic purpura are the most common causes of immune cytopenias in patients of CLL. Immune cytopenias should always be identified by laboratory tests as their management differs from other cytopenias which occur due to various other causes.
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