Larges granulars lymphocytes (LGL) leukemias correspond to rare haemopathies secondary to clonal proliferation of larges lymphocytes rich in azurophilic granules with phenotype T of CD3+ or CD3- (NK cell) profile. We report the case of a patient, 75 years old, who was admitted for pancytopenia associated with lymphocytosis at 8G / L all evolving in a febrile context. The clinical examination did not find tumoral syndrome. The blood smear founded very numerous granulars lymphocytes representing 46% of all lymphocytes. The myelogram shows an aspect in favor of peripheral thrombocytopenia without other notable abnormalities. There is a cellular expansion of CD8+ NK T cells compatible with LGL-type proliferation. The bone marrow is infiltrated by these lymphocytes with a percentage of 28%. It is a pathology with an heterogeneous spectrum classified by the World Health Organization into three entities: LGL T leukemia and chronic NK cell expansions with chronic and indolent evolution and aggressive cell leukemia NK with usually a reserved prognosis. Recent advances in the knowledge of the pathophysiology of these haemopathies have made it possible to specify the mechanisms underlying the perpetuation of the LGL clone and to identify new therapeutic targets.
Published in | American Journal of Biomedical and Life Sciences (Volume 8, Issue 1) |
DOI | 10.11648/j.ajbls.20200801.11 |
Page(s) | 1-4 |
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Large Granular Lymphocytes Leukemias, Case Report, Three Entities, Literature Review
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APA Style
Maryam Mouamin, Ghita Badou, Hicham Yahyaoui, Imane Benjelloun, Mohamed Raissi, et al. (2020). Large Granular Lymphocytes Leukemia: A Case Report with a Review of the Literature. American Journal of Biomedical and Life Sciences, 8(1), 1-4. https://doi.org/10.11648/j.ajbls.20200801.11
ACS Style
Maryam Mouamin; Ghita Badou; Hicham Yahyaoui; Imane Benjelloun; Mohamed Raissi, et al. Large Granular Lymphocytes Leukemia: A Case Report with a Review of the Literature. Am. J. Biomed. Life Sci. 2020, 8(1), 1-4. doi: 10.11648/j.ajbls.20200801.11
AMA Style
Maryam Mouamin, Ghita Badou, Hicham Yahyaoui, Imane Benjelloun, Mohamed Raissi, et al. Large Granular Lymphocytes Leukemia: A Case Report with a Review of the Literature. Am J Biomed Life Sci. 2020;8(1):1-4. doi: 10.11648/j.ajbls.20200801.11
@article{10.11648/j.ajbls.20200801.11, author = {Maryam Mouamin and Ghita Badou and Hicham Yahyaoui and Imane Benjelloun and Mohamed Raissi and Mustapha Ait Ameur and Mohamed Chakour}, title = {Large Granular Lymphocytes Leukemia: A Case Report with a Review of the Literature}, journal = {American Journal of Biomedical and Life Sciences}, volume = {8}, number = {1}, pages = {1-4}, doi = {10.11648/j.ajbls.20200801.11}, url = {https://doi.org/10.11648/j.ajbls.20200801.11}, eprint = {https://article.sciencepublishinggroup.com/pdf/10.11648.j.ajbls.20200801.11}, abstract = {Larges granulars lymphocytes (LGL) leukemias correspond to rare haemopathies secondary to clonal proliferation of larges lymphocytes rich in azurophilic granules with phenotype T of CD3+ or CD3- (NK cell) profile. We report the case of a patient, 75 years old, who was admitted for pancytopenia associated with lymphocytosis at 8G / L all evolving in a febrile context. The clinical examination did not find tumoral syndrome. The blood smear founded very numerous granulars lymphocytes representing 46% of all lymphocytes. The myelogram shows an aspect in favor of peripheral thrombocytopenia without other notable abnormalities. There is a cellular expansion of CD8+ NK T cells compatible with LGL-type proliferation. The bone marrow is infiltrated by these lymphocytes with a percentage of 28%. It is a pathology with an heterogeneous spectrum classified by the World Health Organization into three entities: LGL T leukemia and chronic NK cell expansions with chronic and indolent evolution and aggressive cell leukemia NK with usually a reserved prognosis. Recent advances in the knowledge of the pathophysiology of these haemopathies have made it possible to specify the mechanisms underlying the perpetuation of the LGL clone and to identify new therapeutic targets.}, year = {2020} }
TY - JOUR T1 - Large Granular Lymphocytes Leukemia: A Case Report with a Review of the Literature AU - Maryam Mouamin AU - Ghita Badou AU - Hicham Yahyaoui AU - Imane Benjelloun AU - Mohamed Raissi AU - Mustapha Ait Ameur AU - Mohamed Chakour Y1 - 2020/01/09 PY - 2020 N1 - https://doi.org/10.11648/j.ajbls.20200801.11 DO - 10.11648/j.ajbls.20200801.11 T2 - American Journal of Biomedical and Life Sciences JF - American Journal of Biomedical and Life Sciences JO - American Journal of Biomedical and Life Sciences SP - 1 EP - 4 PB - Science Publishing Group SN - 2330-880X UR - https://doi.org/10.11648/j.ajbls.20200801.11 AB - Larges granulars lymphocytes (LGL) leukemias correspond to rare haemopathies secondary to clonal proliferation of larges lymphocytes rich in azurophilic granules with phenotype T of CD3+ or CD3- (NK cell) profile. We report the case of a patient, 75 years old, who was admitted for pancytopenia associated with lymphocytosis at 8G / L all evolving in a febrile context. The clinical examination did not find tumoral syndrome. The blood smear founded very numerous granulars lymphocytes representing 46% of all lymphocytes. The myelogram shows an aspect in favor of peripheral thrombocytopenia without other notable abnormalities. There is a cellular expansion of CD8+ NK T cells compatible with LGL-type proliferation. The bone marrow is infiltrated by these lymphocytes with a percentage of 28%. It is a pathology with an heterogeneous spectrum classified by the World Health Organization into three entities: LGL T leukemia and chronic NK cell expansions with chronic and indolent evolution and aggressive cell leukemia NK with usually a reserved prognosis. Recent advances in the knowledge of the pathophysiology of these haemopathies have made it possible to specify the mechanisms underlying the perpetuation of the LGL clone and to identify new therapeutic targets. VL - 8 IS - 1 ER -