The number of confirmed mpox cases in Brazil has risen to 140 since the start of 2026, according to Ministry of Health data updated on March 9. No deaths from the disease were recorded in the period, though there are 539 suspected cases and 9 probable ones. São Paulo leads with 93 cases.
Ministry of Health data, released on Monday, March 9, 2026, show that the total number of confirmed mpox cases in Brazil reached 140 since January. In January, there were 68 confirmed and probable cases; in February, 70; and in March, so far, 11.
The state of São Paulo recorded the highest number of cases, with 93, followed by Rio de Janeiro with 18, and Rondônia with 11. No deaths related to the disease were recorded in the analyzed period.
Mpox is a zoonotic viral disease, of the same genus as human smallpox, but generally less lethal. Transmission occurs through contact with people infected by the mpox virus, contaminated materials, or infected wild animals.
Typical symptoms include rash or skin lesions, swollen lymph nodes, fever, headache, body aches, chills, and weakness. People with compatible symptoms should seek a health unit for evaluation and avoid close contact with others, as recommended by the Ministry of Health.
Suspected cases total 539, with 9 probable, underscoring the need for ongoing monitoring by health authorities.