One week later he became very ill, and a roentgenogram of the chest revealed consolidation of the left upper lobe, with cavitation. He had no known contact with tuberculosis, and seven months ...

The Marin County public health office has confirmed 14 active cases so far this year, compared to 13 cases in 2024.

"If someone comes in and they're coughing up blood like they got a cavitary lesion, that's when you're going to think TB," he said. "A lot of times, it doesn't present like that. It presents like ...