Mpox Cases Rising in Brazil: Current Situation and What You Need to Know

Brazil is experiencing a rise in mpox (formerly known as monkeypox) cases, with recent data indicating an increase in infections across several states. As of February 25, 2026, health officials are monitoring the situation closely and reinforcing preventative measures. Here’s a comprehensive overview of the current state of mpox in Brazil, including symptoms, transmission and preventative steps.

Current Mpox Statistics in Brazil

As of February 24, 2026, Brazil has confirmed 81 cases of mpox, according to the Ministry of Health [1]. São Paulo remains the epicenter of the outbreak, accounting for 57 of these cases. Minas Gerais and Paraná have recently confirmed infections, bringing the total number of affected states to nine [1]. Previously, cases had been identified in Rio de Janeiro, Rondônia, Bahia, Rio Grande do Sul, Santa Catarina, and the Federal District [3].

Nationwide, over 180 suspected cases have been reported, with 57 already ruled out after investigation [3]. São Paulo alone has more than 70 cases currently under analysis [3].

Mpox Cases in Campo Grande, Mato Grosso do Sul

In Campo Grande, Mato Grosso do Sul, health authorities are investigating three suspected cases of mpox [2]. The individuals affected include two adults aged 42 and one elderly person aged 62 [2]. As of February 25, 2026, one suspected case has been discarded after laboratory analysis, while the other two remain under investigation [1]. None of the suspected cases required hospitalization.

Symptoms of Mpox

Mpox is caused by a virus transmitted through close contact with an infected person. Common symptoms include [3]:

• Fever
• Headache
• Skin lesions – blisters or characteristic eruptions

While currently, there have been no reports of severe cases or deaths related to mpox in Brazil [3], the disease can lead to complications in certain instances. Experts estimate that, without proper care, up to 10% of cases could be fatal [3].

Prevention and Monitoring

The Brazilian Ministry of Health is actively monitoring the situation and emphasizes that the Unified Health System (SUS) is prepared to provide care for symptomatic patients and identify new cases promptly to control transmission [3]. Preventative measures include isolation and practicing good hygiene.

Key Takeaways

• Brazil has confirmed 81 cases of mpox as of February 24, 2026.
• São Paulo accounts for the majority of cases (57).
• Campo Grande, Mato Grosso do Sul, is investigating three suspected cases.
• Symptoms include fever, headache, and skin lesions.
• The Ministry of Health is actively monitoring the situation and reinforcing preventative measures.