Journal of Clinical and Experimental Hematopathology最新文献

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Kikuchi-Fujimoto disease following COVID-19 in a 32-year-old woman. 新冠肺炎后一名32岁女性患Kikuchi-Fujimoto病。
IF 1.5
Journal of Clinical and Experimental Hematopathology Pub Date : 2023-09-28 Epub Date: 2023-07-28 DOI: 10.3960/jslrt.23022
Rin Yamada, Yoshihiro Komohara, Hiroshi Yoshii
{"title":"Kikuchi-Fujimoto disease following COVID-19 in a 32-year-old woman.","authors":"Rin Yamada, Yoshihiro Komohara, Hiroshi Yoshii","doi":"10.3960/jslrt.23022","DOIUrl":"10.3960/jslrt.23022","url":null,"abstract":"not associated with COVID-19, with the exception of three cases showing uncommon complications, including heart involvement, generalized lymphade-nopathies, and multisystem inflammatory syndrome. 7,8,10 All but two cases showed complete resolution of clinical symptoms. In one case, cardiac function remained reduced, although whether the heart involvement was associated with KFD or COVID-19 remained unclear. 7 In another case, the clinical course was not documented. 12 Viral particles have never been identified ultrastructurally in the lymph nodes of patients with KFD. The present case and a previous case also did not demonstrate SARS-CoV-2 immunohistochemically. 5 Differential diagnoses for patients with cervical lymph-adenopathy following COVID-19 should include KFD to avoid unnecessary therapeutic interventions, particularly in patients under 40 years old. Further study regarding the relationship between KFD and COVID-19 is necessary.","PeriodicalId":45936,"journal":{"name":"Journal of Clinical and Experimental Hematopathology","volume":" ","pages":"209-211"},"PeriodicalIF":1.5,"publicationDate":"2023-09-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10628830/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9897791","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Poor clinical outcome of relapsed/refractory diffuse large B-cell lymphoma with MYC translocation treated with polatuzumab vedotin, bendamustine, and rituximab. 波拉图珠单抗-韦多汀、本达莫司汀和利妥昔单抗治疗复发/难治性弥漫性大B细胞淋巴瘤伴MYC易位的不良临床结果。
IF 1.5
Journal of Clinical and Experimental Hematopathology Pub Date : 2023-09-28 Epub Date: 2023-07-28 DOI: 10.3960/jslrt.23017
Masuho Saburi, Masanori Sakata, Yousuke Kodama, Keiichi Uraisami, Hiroyuki Takata, Yasuhiko Miyazaki, Junpei Wada, Shogo Urabe, Eiichi Ohtsuka
{"title":"Poor clinical outcome of relapsed/refractory diffuse large B-cell lymphoma with MYC translocation treated with polatuzumab vedotin, bendamustine, and rituximab.","authors":"Masuho Saburi, Masanori Sakata, Yousuke Kodama, Keiichi Uraisami, Hiroyuki Takata, Yasuhiko Miyazaki, Junpei Wada, Shogo Urabe, Eiichi Ohtsuka","doi":"10.3960/jslrt.23017","DOIUrl":"10.3960/jslrt.23017","url":null,"abstract":"","PeriodicalId":45936,"journal":{"name":"Journal of Clinical and Experimental Hematopathology","volume":" ","pages":"201-204"},"PeriodicalIF":1.5,"publicationDate":"2023-09-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10628823/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9897792","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Diffuse large B-cell lymphoma with composite germinal center and non-germinal center types: A report of two cases. 具有复合生发中心和非生发中心类型的弥漫性大B细胞淋巴瘤:附2例报告。
IF 1.5
Journal of Clinical and Experimental Hematopathology Pub Date : 2023-09-28 Epub Date: 2023-07-28 DOI: 10.3960/jslrt.23020
Ayumi Sugitani, Suguru Fukuhara, Maki Shibata, Ryosuke Ichihara, Haruhi Furukawa, Akiko Miyagi Maeshima
{"title":"Diffuse large B-cell lymphoma with composite germinal center and non-germinal center types: A report of two cases.","authors":"Ayumi Sugitani, Suguru Fukuhara, Maki Shibata, Ryosuke Ichihara, Haruhi Furukawa, Akiko Miyagi Maeshima","doi":"10.3960/jslrt.23020","DOIUrl":"10.3960/jslrt.23020","url":null,"abstract":"<p><p>We report two cases of diffuse large B-cell lymphoma (DLBCL) with composite germinal center B-cell (GCB) and non-GCB types. Case 1 was a 72-year-old woman with inguinal lymph node swelling. Two morphologically different lesions were concurrently observed in needle biopsy specimens. One lesion was DLBCL with centroblastic morphology and a GCB phenotype (CD10<sup>+</sup>, BCL6<sup>+</sup>, and MUM1<sup>-</sup>), according to the Hans algorithm. The other lesion was DLBCL with anaplastic morphology and a non-GCB phenotype (CD10<sup>-</sup>, BCL6<sup>+</sup>, and MUM1<sup>+</sup>). Considering cellular atypia, the GCB-type DLBCL likely progressed to non-GCB-type DLBCL. Case 2 was a 34-year-old man who underwent ileocecal resection, with four lesions observed in the ileum. All four lesions indicated centroblastic morphology. Three lesions showed a GCB phenotype (CD10<sup>+</sup>, BCL6<sup>+</sup>, and MUM1<sup>+</sup>), while the other showed a non-GCB phenotype (CD10<sup>-</sup>, BCL6<sup>+</sup>, and MUM1<sup>+</sup>). These tumors were clonally related. BCL2 expression and MYC rearrangement were not related to changes in the cell of origin (COO) in either case. In conclusion, changes in the COO in DLBCL may not be uncommon. Therefore, investigation of the COO in other sites or at relapse may be needed if new drugs with different indications for each COO are developed.</p>","PeriodicalId":45936,"journal":{"name":"Journal of Clinical and Experimental Hematopathology","volume":" ","pages":"181-186"},"PeriodicalIF":1.5,"publicationDate":"2023-09-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10628827/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9899816","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Long-term effectiveness and safety of high dose chemotherapy followed by autologous stem cell transplantation in daily practice in patients with diffuse large B-cell lymphoma. 弥漫性大b细胞淋巴瘤患者高剂量化疗后自体干细胞移植的远期疗效和安全性
IF 1.5
Journal of Clinical and Experimental Hematopathology Pub Date : 2023-06-28 DOI: 10.3960/jslrt.23001
Takahiro Haeno, Shinya Rai, Yoshiaki Miyake, Maiko Inoue, Ko Fujimoto, Aki Fujii, Yoshio Iwata, Shuji Minamoto, Takahide Taniguchi, Hiroaki Kakutani, Hiroaki Inoue, Takahiro Kumode, Kentaro Serizawa, Yasuhiro Taniguchi, Chikara Hirase, Yasuyoshi Morita, Hirokazu Tanaka, Yoichi Tatsumi, Takashi Ashida, Itaru Matsumura
{"title":"Long-term effectiveness and safety of high dose chemotherapy followed by autologous stem cell transplantation in daily practice in patients with diffuse large B-cell lymphoma.","authors":"Takahiro Haeno,&nbsp;Shinya Rai,&nbsp;Yoshiaki Miyake,&nbsp;Maiko Inoue,&nbsp;Ko Fujimoto,&nbsp;Aki Fujii,&nbsp;Yoshio Iwata,&nbsp;Shuji Minamoto,&nbsp;Takahide Taniguchi,&nbsp;Hiroaki Kakutani,&nbsp;Hiroaki Inoue,&nbsp;Takahiro Kumode,&nbsp;Kentaro Serizawa,&nbsp;Yasuhiro Taniguchi,&nbsp;Chikara Hirase,&nbsp;Yasuyoshi Morita,&nbsp;Hirokazu Tanaka,&nbsp;Yoichi Tatsumi,&nbsp;Takashi Ashida,&nbsp;Itaru Matsumura","doi":"10.3960/jslrt.23001","DOIUrl":"https://doi.org/10.3960/jslrt.23001","url":null,"abstract":"<p><p>We retrospectively evaluated long-term outcomes of high dose chemotherapy followed by autologous stem cell transplant (HDC/ASCT) in patients with diffuse large B-cell lymphoma (DLBCL). Between 2004 and 2020, 46 DLBCL patients received HDC/ASCT in our institution, including 12 patients (26.1%), who received as an upfront setting (UFS). At a median follow-up time of 69 months (range, 2-169 months), the 5-year progression-free survival (PFS) rates were 82.5% (95%CI, 46.1-95.3%) in the UFS, and 57.8% (95%CI, 38.1-73.2%) in the relapsed or refractory (R/R) patients (n=34), respectively. The 5-year PFS rates were 62.3% (95%CI, 34.0-81.3%) in primary resistant (n=13) or early relapsing (within 1 year from the initial diagnosis) patients (n=4), and 53.3% (95%CI, 25.9-74.6%) in those relapsing >1 year after the initial diagnosis (n=17), with no statistically significant difference (p=0.498). In R/R patients, multivariate analysis showed that the remission status before HDC/ASCT was an independent poor prognostic factor for progression-free survival (hazard ratio [HR], 17.0; 95%CI, 3.35-86.6; p=0.000630) and high-risk category in the international prognostic index for OS (HR, 9.39; 95%CI, 1.71-51.6; p=0.0100). The incidence of non-relapse mortality by 5 years, and 10 years were 12.2%, and 15.2%, respectively. Eleven patients (23.9%) developed second malignancies, which was the most frequent late complication after HDC/ASCT, with 5-year, and 10-year cumulative incidence of 16.9%, 22.5%, respectively. In conclusion, HDC/ASCT is effective for chemo-sensitive R/R DLBCL regardless of the timing and lines of therapy. However, careful observation is required, considering the long-term complications such as secondary malignancies.</p>","PeriodicalId":45936,"journal":{"name":"Journal of Clinical and Experimental Hematopathology","volume":"63 2","pages":"99-107"},"PeriodicalIF":1.5,"publicationDate":"2023-06-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/6f/84/jslrt-63-99.PMC10410619.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10322875","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Role of TGF-beta1 and TNF-alpha1 produced by neoplastic cells in the pathogenesis of fibrosis in patients with hematologic neoplasms. 肿瘤细胞产生的tgf - β 1和tnf - α 1在血液肿瘤患者纤维化发病机制中的作用
IF 1.5
Journal of Clinical and Experimental Hematopathology Pub Date : 2023-06-28 DOI: 10.3960/jslrt.22044
Haruko Takizawa, Yoshihiko Araki, Maki Fujishiro, Shigeki Tomita, Satsuki Kishikawa, Akane Hashizume, Toru Mitsumori, Hideaki Nitta, Hiroko Iizuka-Honma, Tomohiro Sawada, Mitsuo Okubo, Yasunobu Sekiguchi, Miki Ando, Masaaki Noguchi
{"title":"Role of TGF-beta1 and TNF-alpha1 produced by neoplastic cells in the pathogenesis of fibrosis in patients with hematologic neoplasms.","authors":"Haruko Takizawa,&nbsp;Yoshihiko Araki,&nbsp;Maki Fujishiro,&nbsp;Shigeki Tomita,&nbsp;Satsuki Kishikawa,&nbsp;Akane Hashizume,&nbsp;Toru Mitsumori,&nbsp;Hideaki Nitta,&nbsp;Hiroko Iizuka-Honma,&nbsp;Tomohiro Sawada,&nbsp;Mitsuo Okubo,&nbsp;Yasunobu Sekiguchi,&nbsp;Miki Ando,&nbsp;Masaaki Noguchi","doi":"10.3960/jslrt.22044","DOIUrl":"https://doi.org/10.3960/jslrt.22044","url":null,"abstract":"<p><p>We conducted this study with the objective of elucidating the mechanism of development of fibrosis in hematologic neoplasms and develop treatments for these patients. Among the suggested mechanisms of development of fibrosis is cases of hematologic neoplasms is the production of TGF-beta1 (transforming growth factor-beta-1) and TNF-alpha1 (tumor necrotizing factor-alpha-1) by the tumor cells, both of which are fibrosis-stimulating cytokines that act on fibroblasts to promote fibrosis. However, there are few reports based on human clinical pathology studies. We conducted an immunohistochemical study on paraffin-embedded formalin-fixed specimens obtained from 104 patients with various pathologic conditions (acute leukemia, malignant lymphoma, inflammation, cancer, etc.). The association of tissue fibrosis with positive immunohistochemistry for TGF- beta1 and/or TNF-alpha1, TGF-beta1 was found to be strongly associated with tissue fibrosis, and in cases with positive immunohistochemistry for TGF-beta1, the odds ratio for fibrosis was 12.8, which was significantly high. Combined positivity for TGF-beta1 and TNF-alpha1 was also associated with a significant odds ratio for fibrosis of 3.4, suggesting that TGF-beta1 expression is an important prerequisite. TGF-beta1 has been suggested as playing a relatively important role in tissue fibrosis. Future clinical application of these cytokines for both diagnosis and treatment is expected.</p>","PeriodicalId":45936,"journal":{"name":"Journal of Clinical and Experimental Hematopathology","volume":"63 2","pages":"83-89"},"PeriodicalIF":1.5,"publicationDate":"2023-06-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/4c/6b/jslrt-63-83.PMC10410624.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10322876","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
EBV-positive mucocutaneous ulcer arising in methotrexate-treated rheumatoid arthritis patients: a clinicopathological study of 12 cases with analysis of PD-L1 expression. 甲氨蝶呤治疗的类风湿关节炎患者发生ebv阳性粘膜溃疡:12例PD-L1表达分析的临床病理研究
IF 1.5
Journal of Clinical and Experimental Hematopathology Pub Date : 2023-06-28 DOI: 10.3960/jslrt.22048
Keisuke Sawada, Shuji Momose, Yosuke Iijima, Takumi Takahashi, Takahiro Kaneko, Wataru Yamamoto, Takahisa Yamashita, Morihiro Higashi, Masahiro Kizaki, Jun-Ichi Tamaru
{"title":"EBV-positive mucocutaneous ulcer arising in methotrexate-treated rheumatoid arthritis patients: a clinicopathological study of 12 cases with analysis of PD-L1 expression.","authors":"Keisuke Sawada,&nbsp;Shuji Momose,&nbsp;Yosuke Iijima,&nbsp;Takumi Takahashi,&nbsp;Takahiro Kaneko,&nbsp;Wataru Yamamoto,&nbsp;Takahisa Yamashita,&nbsp;Morihiro Higashi,&nbsp;Masahiro Kizaki,&nbsp;Jun-Ichi Tamaru","doi":"10.3960/jslrt.22048","DOIUrl":"https://doi.org/10.3960/jslrt.22048","url":null,"abstract":"<p><p>Epstein-Barr virus-positive mucocutaneous ulcer (EBVMCU) is a newly recognized disease entity characterized by EBV-positive atypical B-cell proliferation. EBVMCU is a localized self-limited disease that affects mucosa and skin, especially the oral cavity. EBVMCU develops in immunosuppressive patients, such as those with methotrexate (MTX)-administrated rheumatoid arthritis (RA). Here we clinicopathologically analyzed 12 EBVMCU patients in a single institution. All cases were administrated MTX for RA, and five cases occurred in the oral cavity. All cases except one had demonstrated spontaneous regression after withdrawal of the immunosuppressive agent. We found 4 of 5 cases in the oral cavity had preceding traumatic events in the same site within a week before the onset of EBVMCU. Although there is no detailed and large study that has analyzed the trigger of EBVMCU, a traumatic event would indeed be a significant trigger for EBVMCU in the oral cavity. The cases were histologically classified; six cases were diffuse large B-cell lymphoma-type, five were polymorphous-type, and one was Hodgkin-like lesion type due to morphological appearance and immunophenotype. The PD-L1 expression was also examined by two antibodies for PD-L1 (E1J2J and SP142). Both antibodies revealed identical results for PD-L1 expression, and three cases were positive for PD-L1. The application of SP142 for evaluating the immune status of lymphomagenesis has also been proposed. Nine of 12 cases were negative for PD-L1, which implies that most EBVMCU cases may be caused by an immunodeficiency, rather than an immune-evasion, mechanism. However, as three cases were positive for PD-L1, immune escape may underly the pathogenesis in a subset of EBVMCU cases.</p>","PeriodicalId":45936,"journal":{"name":"Journal of Clinical and Experimental Hematopathology","volume":"63 2","pages":"90-98"},"PeriodicalIF":1.5,"publicationDate":"2023-06-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/8c/f6/jslrt-63-90.PMC10410618.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10023780","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Concurrent development of small lymphocytic lymphoma and lung cancer: A report of two cases and a review of the literature. 小淋巴细胞性淋巴瘤与肺癌并发发展:二例报告及文献复习。
IF 1.5
Journal of Clinical and Experimental Hematopathology Pub Date : 2023-06-28 DOI: 10.3960/jslrt.22047
Kensuke Nakao, Momoko Nishikori, Masakazu Fujimoto, Hiroshi Arima, Hironori Haga, Akifumi Takaori-Kondo
{"title":"Concurrent development of small lymphocytic lymphoma and lung cancer: A report of two cases and a review of the literature.","authors":"Kensuke Nakao,&nbsp;Momoko Nishikori,&nbsp;Masakazu Fujimoto,&nbsp;Hiroshi Arima,&nbsp;Hironori Haga,&nbsp;Akifumi Takaori-Kondo","doi":"10.3960/jslrt.22047","DOIUrl":"https://doi.org/10.3960/jslrt.22047","url":null,"abstract":"<p><p>Small lymphocytic lymphoma (SLL) is a rare disease subtype which has the same morphological and immunophenotypic features as chronic lymphocytic leukemia (CLL) but does not demonstrate lymphocytosis and grows mainly in the lymph nodes and spleen. As with CLL, SLL patients tend to present with immune abnormalities, and are associated with an increased risk for developing second primary malignancies. We report here two cases of SLL who developed lung cancer concurrently. The biological and clinical features of these two patients were very similar to each other; they both developed SLL with trisomy 12 and lacked lymphocytosis or cytopenia. SLL cells involved nodal areas adjacent to lung adenocarcinoma which expressed PD-L1. One patient received immunochemotherapy including nivolumab and ipilimumab against lung cancer, and notably, transient deterioration of SLL occurred after the second cycle of immunochemotherapy along with the development of immune related adverse events. Immunohistochemical analysis of the SLL samples of the patient revealed that the tumor cells were positive for CTLA-4, suggesting that ipilimumab might have potentially induced the activation of SLL cells by blocking the inhibitory signal mediated by CTLA-4. These clinical findings indicate the potential biological relationship between SLL and lung cancer. According to these observations, we would like to draw attention to the possibility of deterioration of SLL when immune checkpoint inhibitors are used for the treatment of malignancies developed in SLL patients.</p>","PeriodicalId":45936,"journal":{"name":"Journal of Clinical and Experimental Hematopathology","volume":"63 2","pages":"132-138"},"PeriodicalIF":1.5,"publicationDate":"2023-06-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/71/75/jslrt-63-132.PMC10410622.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10023776","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Development of a human herpesvirus 8-negative effusion-based lymphoma during treatment with dasatinib for chronic myeloid leukemia. 达沙替尼治疗慢性髓性白血病期间人类疱疹病毒8阴性积液性淋巴瘤的发展
IF 1.5
Journal of Clinical and Experimental Hematopathology Pub Date : 2023-03-28 DOI: 10.3960/jslrt.22041
Takahiro Suyama, Masao Hagihara, Naruaki Matsui, Rie Irie, Yoshiyuki Osamura, Tetsuo Sakai, Shouichi Watanabe, Shintarou Umemoto, Naoki Miyao
{"title":"Development of a human herpesvirus 8-negative effusion-based lymphoma during treatment with dasatinib for chronic myeloid leukemia.","authors":"Takahiro Suyama,&nbsp;Masao Hagihara,&nbsp;Naruaki Matsui,&nbsp;Rie Irie,&nbsp;Yoshiyuki Osamura,&nbsp;Tetsuo Sakai,&nbsp;Shouichi Watanabe,&nbsp;Shintarou Umemoto,&nbsp;Naoki Miyao","doi":"10.3960/jslrt.22041","DOIUrl":"https://doi.org/10.3960/jslrt.22041","url":null,"abstract":"<p><p>We present the case of an 85-year-old male patient diagnosed with human herpesvirus 8 (HHV8)-negative effusion-based lymphoma (EBL) that developed from long-lasting pleural effusion (PE) induced by dasatinib treatment for chronic myeloid leukemia (CML). After the onset of this disorder, dasatinib treatment was discontinued and drainage was performed to regress the effusion. The major molecular response (MMR) was thus lost. The patient did not tolerate nilotinib treatment, but bosutinib was successful in restoring MMR. During these clinical courses, the patient suffered from a recurrence of EBL, which was treated with rituximab-based chemotherapy. The PE sample just before the 3<sup>rd</sup> cycle of chemotherapy revealed the proliferation of CD57-positive T cells, along with the disappearance of lymphoma cells. Anti-tumor immunity may have been activated following the immunochemotherapy in the undisturbed immunological environment when both EBL and CML almost regressed. After four cycles of R-CVP therapy, the patient has been in remission for 16 months and no longer requires drainage.</p>","PeriodicalId":45936,"journal":{"name":"Journal of Clinical and Experimental Hematopathology","volume":"63 1","pages":"43-48"},"PeriodicalIF":1.5,"publicationDate":"2023-03-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/05/ac/jslrt-63-43.PMC10158722.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9405296","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Comparison of serum sIL-2R and LDH levels in patients with intravascular large B-cell lymphoma and patients with advanced stage diffuse large B-cell lymphoma. 血管内大b细胞淋巴瘤患者与晚期弥漫性大b细胞淋巴瘤患者血清sIL-2R和LDH水平的比较
IF 1.5
Journal of Clinical and Experimental Hematopathology Pub Date : 2023-03-28 DOI: 10.3960/jslrt.22043
Yuki Hirami, Midori Filiz Nishimura, Tomohiro Urata, Michiko Morimoto, Yukina Maekawa, Tadashi Yoshino, Yoshito Nishimura, Yasuharu Sato
{"title":"Comparison of serum sIL-2R and LDH levels in patients with intravascular large B-cell lymphoma and patients with advanced stage diffuse large B-cell lymphoma.","authors":"Yuki Hirami,&nbsp;Midori Filiz Nishimura,&nbsp;Tomohiro Urata,&nbsp;Michiko Morimoto,&nbsp;Yukina Maekawa,&nbsp;Tadashi Yoshino,&nbsp;Yoshito Nishimura,&nbsp;Yasuharu Sato","doi":"10.3960/jslrt.22043","DOIUrl":"https://doi.org/10.3960/jslrt.22043","url":null,"abstract":"<p><p>Intravascular large B-cell lymphoma (IVL) is a rare type of lymphoma characterized by tumor growth selectively within the vessels. The 5<sup>th</sup> edition of the World Health Organization classification defines IVL as a large B-cell lymphoma, the same as diffuse large B-cell lymphoma, not otherwise specified (DLBCL, NOS). Since the clinical manifestations of IVL are nonspecific, the diagnosis is time-consuming, and the course is often fatal. Serum soluble interleukin-2 receptor (sIL-2R) and serum lactate dehydrogenase (LDH) levels are known to be elevated in a variety of lymphomas. However, the mechanism of sIL-2R elevation in B-cell lymphomas is not fully understood. In this study, we analyzed the serum level of laboratory findings, including sIL-2R and LDH, as well as the presence of B symptoms in 39 patients with IVL, and compared them with 56 patients with stage IV DLBCL. Both sIL-2R and LDH levels were significantly higher in IVL than in DLBCL (p = 0.035 and p = 0.002, respectively). In IVL, there were no significant differences in both sIL-2R and LDH levels between patients with and without B symptoms (p = 0.206 and p = 0.441, respectively). However, in DLBCL, both sIL-2R and LDH levels were significantly higher in the presence of B symptoms (p = 0.001 and p < 0.001, respectively). The high sIL-2R and LDH levels in IVL may be related to the peripheral blood microenvironment, but further studies are needed to verify this.</p>","PeriodicalId":45936,"journal":{"name":"Journal of Clinical and Experimental Hematopathology","volume":"63 1","pages":"25-31"},"PeriodicalIF":1.5,"publicationDate":"2023-03-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://ftp.ncbi.nlm.nih.gov/pub/pmc/oa_pdf/22/3b/jslrt-63-25.PMC10158718.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"9405295","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
Prognostic indices for peripheral T-cell lymphoma - not otherwise specified and adult T-cell leukemia/lymphoma: From past to future. 外周t细胞淋巴瘤和成人t细胞白血病/淋巴瘤的预后指标:从过去到未来。
IF 1.5
Journal of Clinical and Experimental Hematopathology Pub Date : 2023-03-28 DOI: 10.3960/jslrt.22034
Kenji Ishitsuka
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