Back east, he died of tuberculosis in 1882. These are the bones of O’Sullivan’s story, but completing his portrait has frustrated historians, scholars and critics in awe of his photographic ...

A laboratory technician then examines the specimen under a microscope for evidence of TB. In conventional practice, a minimum of two specimens are required to confirm the diagnosis. “Traditionally, we ...

Tuberculosis was once a top killer in the U.S. ... While scientists were searching for TB under the microscope, artists were busy expressing how it felt to live with what was euphemistically ...

While studying anthrax, Koch detected shiny, bead-like spores in samples under his microscope. Under certain conditions, the spores grew into the rodlike anthrax bacilli that cause the disease.

Low-income countries struggling to keep tuberculosis under control might get a boost from an unlikely source — giant African rats. The big rodents spotted hundreds of TB-positive sputum samples ...

Reactivated tuberculosis. Cases of scrofula in the U.S. are often linked to latent tuberculosis. ... Another testing option is to look at fluid from the swollen nodes under a microscope.

Because tuberculosis (TB) symptoms can be similar to those of other conditions, it may take time to confirm that you have TB. Blood tests, a tuberculin skin test, and imaging tests can help in ...

Miliary TB is a type of tuberculosis that has spread beyond your lungs. Those who are immunocompromised are especially at risk, ... or tissue samples are looked at under a microscope.

Robert Koch’s greatest evening unfolded 133 years ago today, when he solved the riddle that had plagued doctors for centuries: what, exactly, caused tuberculosis?

Under different names, TB has affected mankind for millennia. One of these names was the "aesthetic disease," because it led to weight loss and pallor in the younger patients that it often affected.