Mimicry of Rhabdomyosarcoma by Tonsillar Actinomycosis: Case Report

dc.contributor.authorMontenegro Palacios, John Fernando
dc.contributor.authorCorrea Forero, Shirley Vanessa
dc.contributor.authorOrdoƱez Andrade, Gaby Alejandra
dc.contributor.authorPosu Barco, Jasbleidy
dc.contributor.authorMelo Burbano, Luis Alvaro
dc.contributor.authorLiscano, Yamil
dc.date.accessioned2025-07-10T20:42:53Z
dc.date.available2025-07-10T20:42:53Z
dc.date.issued2024
dc.description.abstractActinomycosis is a rare infectious disease characterized by slowly progressive, chronic suppurative lesions, often mistaken for malignancies due to its ability to mimic them. It is caused by Actinomyces bacteria, which are part of the normal flora of the human oropharynx, gastrointestinal, and urogenital tracts. This case report describes a 51-year-old male with a history of mandibular rhabdomyosarcoma presenting with severe shoulder and hip pain, dysphagia, and headaches, initially suspected to be a cancer recurrence. However, after further investigation, including a PET-CT and tonsillectomy, the diagnosis of actinomycosis was confirmed through histopathological examination. The case highlights the diagnostic challenges of actinomycosis, especially in patients with complex clinical histories, emphasizing the importance of considering it as a differential diagnosis in similar presentations. The patient was treated with long-term antibiotic therapy, predominantly beta-lactams, demonstrating the necessity of a comprehensive diagnostic approach and the implications of a delayed diagnosis. This case underscores the critical need for high clinical suspicion and awareness among healthcare professionals regarding the potential for actinomycosis to mimic more common diseases, ensuring timely and accurate treatment.
dc.identifier.citationMontenegro Palacios, J. F., Correa Forero, S. V., OrdoƱez Andrade, G. A., Posu Barco, J., Melo Burbano, L. A., & Liscano, Y. (2024). Mimicry of Rhabdomyosarcoma by Tonsillar Actinomycosis: Case Report. Medicina, 60(7), 1172. https://doi.org/10.3390/medicina60071172
dc.identifier.issn1010660X
dc.identifier.urihttps://repositorio.usc.edu.co/handle/20.500.12421/7363
dc.language.isoen
dc.publisherMDPI
dc.subjectActinomyces europaeus
dc.subjectActinomyces graevenitzii
dc.subjectactinomycosis
dc.subjectGram-positive anaerobic bacteria
dc.subjectPositron Emission Tomography (PET-CT)
dc.subjectrhabdomyosarcoma
dc.titleMimicry of Rhabdomyosarcoma by Tonsillar Actinomycosis: Case Report
dc.typeArticle

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