{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,7,21]],"date-time":"2026-07-21T14:03:59Z","timestamp":1784642639550,"version":"3.55.0"},"reference-count":8,"publisher":"BMJ","issue":"7","content-domain":{"domain":["bmj.com"],"crossmark-restriction":true},"short-container-title":["BMJ Case Rep"],"accepted":{"date-parts":[[2026,7,7]]},"published-print":{"date-parts":[[2026,7]]},"abstract":"<jats:p>Cutaneous tuberculosis (TB) is a rare extrapulmonary manifestation that often presents atypically, particularly in patients with comorbid conditions like diabetes mellitus. Such presentations frequently lead to diagnostic delays and prolonged morbidity.<\/jats:p>\n                  <jats:p>We report the case of a woman in her late 40s with type 2 diabetes who presented with a chronic, progressively enlarging facial plaque and systemic constitutional symptoms. While radiological findings were highly suggestive of pulmonary TB, repeated sputum testing was inconclusive. Diagnostic confirmation was achieved through tissue-based molecular testing of the skin lesion. The patient showed an excellent clinical response to standard anti-tubercular therapy.<\/jats:p>\n                  <jats:p>This case highlights the necessity of maintaining a high index of clinical suspicion for TB in diabetic patients presenting with chronic skin lesions and underscores the vital use of molecular diagnostics, such as cartridge-based nucleic acid amplification test (CBNAAT), in identifying paucibacillary disease.<\/jats:p>","DOI":"10.1136\/bcr-2026-274929","type":"journal-article","created":{"date-parts":[[2026,7,21]],"date-time":"2026-07-21T13:35:21Z","timestamp":1784640921000},"page":"e274929","update-policy":"https:\/\/doi.org\/10.1136\/crossmarkpolicy","source":"Crossref","is-referenced-by-count":0,"title":["Atypical facial plaque in diabetes unmasking cutaneous and pulmonary tuberculosis"],"prefix":"10.1136","volume":"19","author":[{"ORCID":"https:\/\/orcid.org\/0009-0000-8968-6886","authenticated-orcid":false,"given":"Chirag H","family":"Chakravarti","sequence":"first","affiliation":[{"name":"Respiratory Medicine, Sumandeep Vidyapeeth Deemed to be University, Vadodara, Gujarat, India"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0009-0007-5449-7381","authenticated-orcid":false,"given":"Yash Lalitbhai","family":"Patel","sequence":"additional","affiliation":[{"name":"Respiratory Medicine, Sumandeep Vidyapeeth Deemed to be University, Vadodara, Gujarat, India"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0009-0002-5010-8389","authenticated-orcid":false,"given":"Bhavesh M","family":"Patel","sequence":"additional","affiliation":[{"name":"Respiratory Medicine, Sumandeep Vidyapeeth Deemed to be University, Vadodara, Gujarat, India"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-0971-0458","authenticated-orcid":false,"given":"Arti D","family":"Shah","sequence":"additional","affiliation":[{"name":"Respiratory Medicine, Sumandeep Vidyapeeth Deemed to be University, Vadodara, Gujarat, India"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"239","published-online":{"date-parts":[[2026,7,21]]},"reference":[{"key":"2026072106350991000_19.7.e274929.1","doi-asserted-by":"publisher","DOI":"10.1016\/j.clindermatol.2006.05.005"},{"key":"2026072106350991000_19.7.e274929.2","doi-asserted-by":"crossref","DOI":"10.3390\/pathogens12070920","article-title":"Cutaneous Manifestations of Mycobacterium tuberculosis: A Literature Review","volume":"12","author":"Nguyen","year":"2023","journal-title":"Pathogens"},{"key":"2026072106350991000_19.7.e274929.3","unstructured":"World Health Organization . WHO Consolidated Guidelines on Tuberculosis. Module 3: Diagnosis\u2014Rapid Diagnostics for Tuberculosis Detection. Geneva: WHO, 2021."},{"key":"2026072106350991000_19.7.e274929.4","doi-asserted-by":"publisher","DOI":"10.1590\/abd1806-4841.20142334"},{"key":"2026072106350991000_19.7.e274929.5","doi-asserted-by":"publisher","DOI":"10.4103\/0378-6323.48427"},{"key":"2026072106350991000_19.7.e274929.6","doi-asserted-by":"crossref","DOI":"10.1186\/1741-7015-9-81","article-title":"The impact of diabetes on tuberculosis treatment outcomes: a systematic review","volume":"9","author":"Baker","year":"2011","journal-title":"BMC Med"},{"key":"2026072106350991000_19.7.e274929.7","doi-asserted-by":"publisher","DOI":"10.1016\/j.diabres.2012.12.001"},{"key":"2026072106350991000_19.7.e274929.8","first-page":"203","article-title":"CBNAAT: A novel tool for rapid diagnosis of tuberculosis lymphadenitis and detection of drug resistance","volume":"59","author":"Suthar","year":"2016","journal-title":"Indian J Pathol Microbiol"}],"container-title":["BMJ Case Reports"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/syndication.highwire.org\/content\/doi\/10.1136\/bcr-2026-274929","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2026,7,21]],"date-time":"2026-07-21T13:35:27Z","timestamp":1784640927000},"score":1,"resource":{"primary":{"URL":"https:\/\/casereports.bmj.com\/lookup\/doi\/10.1136\/bcr-2026-274929"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2026,7]]},"references-count":8,"journal-issue":{"issue":"7","published-online":{"date-parts":[[2026,7,21]]},"published-print":{"date-parts":[[2026,7]]}},"alternative-id":["10.1136\/bcr-2026-274929"],"URL":"https:\/\/doi.org\/10.1136\/bcr-2026-274929","relation":{},"ISSN":["1757-790X"],"issn-type":[{"value":"1757-790X","type":"electronic"}],"subject":[],"published":{"date-parts":[[2026,7]]}}}