👉 Tuberculous is a medical term used to describe an organism that contains a microorganism, most commonly known as "tuberculosis," which infects and spreads through the body's tissues. Tuberculosis is caused by the bacterium Mycobacterium tuberculosis, also known as TB or "the black beast." This disease can be both infectious (like HIV) and non-infectious (like TB). It causes inflammation in various organs of the body and can lead to serious health problems