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A diagnosis of pulmonary syphilis was made due to his respiratory symptoms and imaging, his serological, histopathology findings, and the resolution of symptoms on treatment with benzathine penicillin.<\/jats:p>","DOI":"10.1136\/bcr-2021-243765","type":"journal-article","created":{"date-parts":[[2021,8,23]],"date-time":"2021-08-23T12:57:13Z","timestamp":1629723433000},"page":"e243765","update-policy":"https:\/\/doi.org\/10.1136\/crossmarkpolicy","source":"Crossref","is-referenced-by-count":6,"title":["A case of pulmonary nodules in a patient living with HIV diagnosed with secondary syphilis"],"prefix":"10.1136","volume":"14","author":[{"ORCID":"https:\/\/orcid.org\/0000-0001-6518-3504","authenticated-orcid":false,"given":"Natasha","family":"Bell","sequence":"first","affiliation":[{"name":"Jefferiss Wing, St Mary's Hospital, London, UK"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Margherita","family":"Bracchi","sequence":"additional","affiliation":[{"name":"HIV Department, Chelsea and Westminster Hospital NHS Foundation Trust, London, UK"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Anton","family":"Pozniak","sequence":"additional","affiliation":[{"name":"HIV Department, Chelsea and Westminster Hospital NHS Foundation Trust, London, UK"},{"name":"London School of Hygiene & Tropical Medicine, London, UK"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"239","published-online":{"date-parts":[[2021,8,23]]},"reference":[{"key":"2025082712430838000_14.8.e243765.1","doi-asserted-by":"crossref","first-page":"122","DOI":"10.1056\/NEJMp048126","article-title":"Syphilis control \u2014 a continuing challenge","volume":"351","author":"Hook","year":"2004","journal-title":"N Engl J Med Overseas Ed"},{"key":"2025082712430838000_14.8.e243765.2","unstructured":"Amin R . 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