<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE article PUBLIC "-//NLM//DTD JATS (Z39.96) Journal Publishing DTD v1.2d1 20170631//EN" "JATS-journalpublishing1.dtd"> <ArticleSet> <Article> <Journal> <PublisherName>jmedicalcasereports</PublisherName> <JournalTitle>Frontiers in Medical Case Reports</JournalTitle> <PISSN>I</PISSN> <EISSN>S</EISSN> <Volume-Issue>Volume 2; Issue 1, (Jan-Jun,2021)</Volume-Issue> <PartNumber/> <IssueTopic>Multidisciplinary</IssueTopic> <IssueLanguage>English</IssueLanguage> <Season>Cancer Case Reports</Season> <SpecialIssue>N</SpecialIssue> <SupplementaryIssue>N</SupplementaryIssue> <IssueOA>Y</IssueOA> <PubDate> <Year>-0001</Year> <Month>11</Month> <Day>30</Day> </PubDate> <ArticleType>Cancer Case Reports</ArticleType> <ArticleTitle>Primary Occult Breast Cancer in A Male Patient: A Case Report and Brief Overview of Literature</ArticleTitle> <SubTitle/> <ArticleLanguage>English</ArticleLanguage> <ArticleOA>Y</ArticleOA> <FirstPage>1</FirstPage> <LastPage>7</LastPage> <AuthorList> <Author> <FirstName>Luis E. Fregoso</FirstName> <LastName>Arteaga</LastName> <AuthorLanguage>English</AuthorLanguage> <Affiliation/> <CorrespondingAuthor>N</CorrespondingAuthor> <ORCID/> <FirstName>Benjamin Zavala</FirstName> <LastName>Retes</LastName> <AuthorLanguage>English</AuthorLanguage> <Affiliation/> <CorrespondingAuthor>Y</CorrespondingAuthor> <ORCID/> <FirstName>Fatima Rincon</FirstName> <LastName>Cabada</LastName> <AuthorLanguage>English</AuthorLanguage> <Affiliation/> <CorrespondingAuthor>Y</CorrespondingAuthor> <ORCID/> <FirstName>Michael P.</FirstName> <LastName>White</LastName> <AuthorLanguage>English</AuthorLanguage> <Affiliation/> <CorrespondingAuthor>Y</CorrespondingAuthor> <ORCID/> </Author> </AuthorList> <DOI/> <Abstract>Breast cancer is the most common female cancer, nevertheless it represents a rare entity in male patients; the presentation of breast cancer as a primary occult cancer in male patients is such a rare pathology that only case reports have been described. We present a 48 year old man who developed and axillary mass which resulted to be metastatic breast cancer, he was treated in the same fashion as female patients are treated.</Abstract> <AbstractLanguage>English</AbstractLanguage> <Keywords>Male Breast Cancer,Primary Occult Cancer,Breast Cancer</Keywords> <URLs> <Abstract>https://www.jmedicalcasereports.org/ubijournal-v1copy/journals/abstract.php?article_id=15143&title=Primary Occult Breast Cancer in A Male Patient: A Case Report and Brief Overview of Literature</Abstract> </URLs> <References> <ReferencesarticleTitle>References</ReferencesarticleTitle> <ReferencesfirstPage>16</ReferencesfirstPage> <ReferenceslastPage>19</ReferenceslastPage> <References>American College of Radiology. ACR BI-RADS®-Mammography: Breast Imaging Reporting and Data System, Breast Imaging Atlas, vol 4. ACR, Preston, 2003. Anderson WF, Jatoi I, Tse J, Rosenberg PS. Male breast cancer: a population-based comparison with female breast cancer. 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