Histiocytoid Sweet syndrome: Report of two cases and review of the literature

Histiocytoid Sweet syndrome (SS) is a rare inflammatory disease that has recently been described as a variant of classic SS. Histopathologically, histiocytoid SS is characterized by papillary dermal edema with infiltration of histiocyte-like cells into the upper dermis. These microscopic features ma...

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Main Authors: Ching-Fu Huang, Bai-Yao Wu, Fang-Yih Liaw, Wei-Ming Wang, Chien-Ping Chiang
Format: Article
Language:English
Published: Wolters Kluwer Medknow Publications 2012-06-01
Series:Dermatologica Sinica
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S1027811711001066
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author Ching-Fu Huang
Bai-Yao Wu
Fang-Yih Liaw
Wei-Ming Wang
Chien-Ping Chiang
author_facet Ching-Fu Huang
Bai-Yao Wu
Fang-Yih Liaw
Wei-Ming Wang
Chien-Ping Chiang
author_sort Ching-Fu Huang
collection DOAJ
description Histiocytoid Sweet syndrome (SS) is a rare inflammatory disease that has recently been described as a variant of classic SS. Histopathologically, histiocytoid SS is characterized by papillary dermal edema with infiltration of histiocyte-like cells into the upper dermis. These microscopic features may be similar to those of leukemia cutis, which involves infiltration of malignant blasts into the dermis. However, the treatment and clinical prognosis of these two conditions are quite different. Here, we report the case of two Taiwanese patients with histiocytoid SS. Interestingly, one of the patients had a history of myelodysplastic syndrome and was initially considered to have ongoing leukemic transformation with concomitant leukemia cutis. Finally, the patient was diagnosed with histiocytoid SS based on histological findings, and both patients were successfully treated with low-dose oral corticosteroids.
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spelling doaj.art-9bd2fe7f09ff41339066d9800d6f0ab72022-12-21T23:33:27ZengWolters Kluwer Medknow PublicationsDermatologica Sinica1027-81172012-06-01302717410.1016/j.dsi.2011.10.003Histiocytoid Sweet syndrome: Report of two cases and review of the literatureChing-Fu Huang0Bai-Yao Wu1Fang-Yih Liaw2Wei-Ming Wang3Chien-Ping Chiang4Department of Dermatology, Tri-Service General Hospital, National Defense Medical Center, Taipei, Taiwan, ROCDepartment of Dermatology, Tri-Service General Hospital, National Defense Medical Center, Taipei, Taiwan, ROCDepartment of Family and Community Health, Tri-Service General Hospital, National Defense Medical Center, Taipei, Taiwan, ROCDepartment of Dermatology, Tri-Service General Hospital, National Defense Medical Center, Taipei, Taiwan, ROCDepartment of Dermatology, Tri-Service General Hospital, National Defense Medical Center, Taipei, Taiwan, ROCHistiocytoid Sweet syndrome (SS) is a rare inflammatory disease that has recently been described as a variant of classic SS. Histopathologically, histiocytoid SS is characterized by papillary dermal edema with infiltration of histiocyte-like cells into the upper dermis. These microscopic features may be similar to those of leukemia cutis, which involves infiltration of malignant blasts into the dermis. However, the treatment and clinical prognosis of these two conditions are quite different. Here, we report the case of two Taiwanese patients with histiocytoid SS. Interestingly, one of the patients had a history of myelodysplastic syndrome and was initially considered to have ongoing leukemic transformation with concomitant leukemia cutis. Finally, the patient was diagnosed with histiocytoid SS based on histological findings, and both patients were successfully treated with low-dose oral corticosteroids.http://www.sciencedirect.com/science/article/pii/S1027811711001066histiocytoid Sweet syndromehistological featuresinflammatory disease
spellingShingle Ching-Fu Huang
Bai-Yao Wu
Fang-Yih Liaw
Wei-Ming Wang
Chien-Ping Chiang
Histiocytoid Sweet syndrome: Report of two cases and review of the literature
Dermatologica Sinica
histiocytoid Sweet syndrome
histological features
inflammatory disease
title Histiocytoid Sweet syndrome: Report of two cases and review of the literature
title_full Histiocytoid Sweet syndrome: Report of two cases and review of the literature
title_fullStr Histiocytoid Sweet syndrome: Report of two cases and review of the literature
title_full_unstemmed Histiocytoid Sweet syndrome: Report of two cases and review of the literature
title_short Histiocytoid Sweet syndrome: Report of two cases and review of the literature
title_sort histiocytoid sweet syndrome report of two cases and review of the literature
topic histiocytoid Sweet syndrome
histological features
inflammatory disease
url http://www.sciencedirect.com/science/article/pii/S1027811711001066
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