Gynecomastia: physiopathology, evaluation and treatment

Gynecomastia (GM) is characterized by enlargement of the male breast, caused by glandular proliferation and fat deposition. GM is common and occurs in adolescents, adults and in old age. The aim of this review is to discuss the pathophysiology, etiology, evaluation and therapy of GM. A hormonal imba...

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Main Authors: Alfredo Carlos Simões Dornellas de Barros, Marcelo de Castro Moura Sampaio
Format: Article
Language:English
Published: Associação Paulista de Medicina
Series:São Paulo Medical Journal
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1516-31802012000300009&lng=en&tlng=en
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author Alfredo Carlos Simões Dornellas de Barros
Marcelo de Castro Moura Sampaio
author_facet Alfredo Carlos Simões Dornellas de Barros
Marcelo de Castro Moura Sampaio
author_sort Alfredo Carlos Simões Dornellas de Barros
collection DOAJ
description Gynecomastia (GM) is characterized by enlargement of the male breast, caused by glandular proliferation and fat deposition. GM is common and occurs in adolescents, adults and in old age. The aim of this review is to discuss the pathophysiology, etiology, evaluation and therapy of GM. A hormonal imbalance between estrogens and androgens is the key hallmark of GM generation. The etiology of GM is attributable to physiological factors, endocrine tumors or dysfunctions, non-endocrine diseases, drug use or idiopathic causes. Clinical evaluation must address diagnostic confirmation, search for an etiological factor and classify GM into severity grades to guide the treatment. A proposal for tailored therapy is presented. Weight loss, reassurance, pharmacotherapy with tamoxifen and surgical correction are the therapeutic options. For long-standing GM, the best results are generally achieved through surgery, combining liposuction and mammary adenectomy.
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spelling doaj.art-b8295e71cd104f76a19bcf1f2f731ade2022-12-21T22:48:32ZengAssociação Paulista de MedicinaSão Paulo Medical Journal1806-9460130318719710.1590/S1516-31802012000300009S1516-31802012000300009Gynecomastia: physiopathology, evaluation and treatmentAlfredo Carlos Simões Dornellas de Barros0Marcelo de Castro Moura Sampaio1Hospital Sírio-LibanêsHospital Sírio-LibanêsGynecomastia (GM) is characterized by enlargement of the male breast, caused by glandular proliferation and fat deposition. GM is common and occurs in adolescents, adults and in old age. The aim of this review is to discuss the pathophysiology, etiology, evaluation and therapy of GM. A hormonal imbalance between estrogens and androgens is the key hallmark of GM generation. The etiology of GM is attributable to physiological factors, endocrine tumors or dysfunctions, non-endocrine diseases, drug use or idiopathic causes. Clinical evaluation must address diagnostic confirmation, search for an etiological factor and classify GM into severity grades to guide the treatment. A proposal for tailored therapy is presented. Weight loss, reassurance, pharmacotherapy with tamoxifen and surgical correction are the therapeutic options. For long-standing GM, the best results are generally achieved through surgery, combining liposuction and mammary adenectomy.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1516-31802012000300009&lng=en&tlng=enBreastGynecomastiaSurgeryAdolescentEndocrine system diseases
spellingShingle Alfredo Carlos Simões Dornellas de Barros
Marcelo de Castro Moura Sampaio
Gynecomastia: physiopathology, evaluation and treatment
São Paulo Medical Journal
Breast
Gynecomastia
Surgery
Adolescent
Endocrine system diseases
title Gynecomastia: physiopathology, evaluation and treatment
title_full Gynecomastia: physiopathology, evaluation and treatment
title_fullStr Gynecomastia: physiopathology, evaluation and treatment
title_full_unstemmed Gynecomastia: physiopathology, evaluation and treatment
title_short Gynecomastia: physiopathology, evaluation and treatment
title_sort gynecomastia physiopathology evaluation and treatment
topic Breast
Gynecomastia
Surgery
Adolescent
Endocrine system diseases
url http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1516-31802012000300009&lng=en&tlng=en
work_keys_str_mv AT alfredocarlossimoesdornellasdebarros gynecomastiaphysiopathologyevaluationandtreatment
AT marcelodecastromourasampaio gynecomastiaphysiopathologyevaluationandtreatment