Difference in clinical features between Japanese and German patients with refractory anemia in myelodysplastic syndromes.

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Serval ID
serval:BIB_BD8089DF5D95
Type
Article: article from journal or magazin.
Collection
Publications
Title
Difference in clinical features between Japanese and German patients with refractory anemia in myelodysplastic syndromes.
Journal
Blood
Author(s)
Matsuda A., Germing U., Jinnai I., Misumi M., Kuendgen A., Knipp S., Aivado M., Iwanaga M., Miyazaki Y., Tsushima H., Sakai M., Bessho M., Tomonaga M.
ISSN
0006-4971 (Print)
ISSN-L
0006-4971
Publication state
Published
Issued date
15/10/2005
Peer-reviewed
Oui
Volume
106
Number
8
Pages
2633-2640
Language
english
Notes
Publication types: Journal Article ; Research Support, Non-U.S. Gov't
Publication Status: ppublish
Abstract
Several reports indicate that there might be differences in clinical features between Asian and Western myelodysplastic syndrome (MDS) cases. We analyzed refractory anemia (RA) in French-American-British (FAB) classification cases diagnosed in Japan and Germany to perform a more exact comparison between Asian and Western MDS types. In the first step, we analyzed agreement of morphologic diagnosis between Japanese and German hematologists. Blood and bone marrow slides of 129 patients diagnosed with FAB-RA, FAB-RA with ringed sideroblasts (RARS), or aplastic anemia were selected randomly and evaluated separately by each group. The agreements of diagnoses according to FAB and World Health Organization (WHO) classifications were 98.4% and 83.8%, respectively. Second, we compared clinical features between 131 Japanese and 597 German patients with FAB-RA. Japanese patients were significantly younger than German patients. Japanese patients had more severe cytopenias. However, prognosis of Japanese patients was significantly more favorable than that of German patients. Japanese patients had a significantly lower cumulative risk of acute leukemia evolution than did German patients. Frequency of WHO-RA in Japanese patients with FAB-RA was significantly higher than that in German patients. In conclusion, our results indicate that the clinical features of Japanese patients with FAB-RA differ from those of German patients.
Keywords
Acute Disease, Adolescent, Adult, Age Distribution, Aged, Aged, 80 and over, Anemia, Refractory/classification, Anemia, Refractory/ethnology, Anemia, Refractory/etiology, Anemia, Refractory/pathology, Asian Continental Ancestry Group/ethnology, Child, Disease Susceptibility, Female, Germany/ethnology, Humans, Leukemia, Lymphoid/pathology, Male, Middle Aged, Myelodysplastic Syndromes/classification, Myelodysplastic Syndromes/complications, Myelodysplastic Syndromes/ethnology, Myelodysplastic Syndromes/pathology, Prognosis, Survival Rate
Pubmed
Web of science
Create date
16/07/2019 13:32
Last modification date
21/08/2019 6:37
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