[Human monkeypox: epidemiological and clinical characteristics of a series of cases].

Introduction: Monkeypox It is a zoonotic disease. The etiologic agent is the monkeypox virus. Since January 1, 2022, monkeypox cases have been reported to the World Health Organization (WHO) in 110 Member States across 6 WHO regions.

Methods: The present work is a descriptive-observational-retrospective cohort in the first instance, and prospective at the end, where the epidemiological characteristics, clinical presentation and complications collected by telephone call on day 28, are described 75 patients diagnosed with monkeypox, confirmed by RT-PCR (corresponding to 7% of the cases reported in Argentina). It was developed between July 12, 2022 and October 6, 2022.

Results: The affected population was entirely cisgender men, 70 (93.3%) identified as men who have sex with men (MSM). Fifty-one (68%) were co-infected with HIV, 50 (98%) were receiving ART. All patients presented mucocutaneous manifestations. The rash manifested with a variety of lesions: papular, vesicular, and pustular. In 26 (44.1%) the systemic symptoms presented prior to the appearance of the rash, being the increase in body temperature the most frequent. Thirty-four (45.3%) of the patients reported some complication, with proctitis being the most frequent followed by penile edema. Sequelae were observed in 40 (53.3%), the most frequent being skin scars.

Conclusion: In this case series we were able to observe mostly mild symptoms, with anogenital lesions being the most frequent clinical presentation. The presence of sequelae, the social and emotional impact of this disease make a multidisciplinary approach necessary.