Rapidly Progressive Disseminated Bacillus Calmette-Guérin Infection (BCGitis) in a 3-Month-Old Infant Without Immunodeficiency: A Case Report

Nathalya Queiroz Perillo; Taynara Heliodoro; Leandro Azevedo De Camargo; Melissa Ameloti Gomes Avelino; Fayez Bahmad Jr.

doi:10.12659/AJCR.949742

29 December 2025 : Case report Brazil

Rapidly Progressive Disseminated Bacillus Calmette-Guérin Infection (BCGitis) in a 3-Month-Old Infant Without Immunodeficiency: A Case Report

Unusual clinical course, Challenging differential diagnosis, Unexpected drug reaction

Nathalya Queiroz Perillo^{EF 1}, Taynara Heliodoro

^{ABE 2,3*}, Leandro Azevedo De Camargo^{AD 1}, Melissa Ameloti Gomes Avelino^{CD 1}, Fayez Bahmad Jr.^{CD 2,3}

DOI: 10.12659/AJCR.949742

Am J Case Rep 2025; 26:e949742

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Figure 7 Nuclear magnetic resonance imaging 11 months after treatment with rifampicin, isoniazid, and ethambutol (RIE), showing complete resolution of all lesions and lymph node enlargement. (A) Axial section; (B) coronal section.

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Rapidly Progressive Disseminated Bacillus Calmette-Guérin Infection (BCGitis) in a 3-Month-Old Infant Without Immunodeficiency: A Case Report

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