小结
定义
男性乳房发育症是指男性乳房良性增大，伴坚硬组织同心状蔓延超过乳头。男性乳房发育症的组织学特点是乳腺导管良性增生和导管上皮增生，并伴有不同程度的炎症、水肿、基质和纤维化。完全由脂肪组织引起的男性乳房增大被称为假性男性乳房发育症。
[Figure caption and citation for the preceding image starts]: 组织学：男性乳房发育；乳腺导管成簇，基质水肿，背景纤维化。5倍高倍视野来自CatherineB.Niewoehner,MD [Citation ends].
病史和体格检查
诊断性检查
治疗流程
撰稿人
作者
Professor of Medicine
University of Minnesota
Minneapolis
MN
利益声明
CBN is an author of a number of references cited in this topic.
同行评议者
Professor of Pediatrics
Rumsey Chair of Pediatric Endocrinology
University of California
Sacramento
CA
利益声明
DS declares that he has no competing interests.
Professor of Medicine and Head of Endocrinology
Stony Brook University
Stony Brook
NY
利益声明
HC is an author of a reference cited in this topic.
Professor and Chairman
Department of Medicine
Cedars-Sinai Medical Center
Los Angeles
CA
利益声明
GB declares that he has no competing interests.
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