{Reference Type}: Case Reports {Title}: Severe mpox requiring colostomy in a patient with advanced HIV disease: a case report and literature review. {Author}: Lim SY;Yim HS;Ahn EJ;Chang E;Yoon J;Suh JH;Um J;Kim HS;Kim MK;Kim Y;Kim G;Jeon J;Park JS;Chin B; {Journal}: J Infect Chemother {Volume}: 0 {Issue}: 0 {Year}: 2024 Jun 25 {Factor}: 2.065 {DOI}: 10.1016/j.jiac.2024.06.017 {Abstract}: This severe monkeypox case described a 23-year-old male with advanced HIV-1 disease presenting perirectal abscess, extensive anal ulcerative lesions requiring colostomy, and tecovirimat resistance. Radiologically non-liquefied perirectal abscess presented diagnostic challenges highlighting the complexity of aggressive monkeypox manifestations in immunocompromised individuals.