Overview
- Official surveillance for Jan 25–31 logged 334 new cases, bringing the 2026 total to 1,289, higher than the 1,151 recorded in the same period of 2025.
- Five states report the largest tallies so far in 2026: Veracruz 135, Baja California 125, Nuevo León 115, Chiapas 106 and Tamaulipas 80.
- Weekly counts in January were 215 (Jan 4–10), 369 (Jan 11–17), 372 (Jan 18–24) and 334 (Jan 25–31).
- Chiapas ranks fourth nationally with 106 cases, including 71 men and 35 women, according to the national surveillance system.
- Respiratory tuberculosis spreads through the air from Mycobacterium tuberculosis; common symptoms include persistent cough, fever, weight loss and night sweats, and the public is advised to seek evaluation for ongoing symptoms.