pulmonary tb in the lungs is contagious it spreads when a person who has active tb breathes out air that has the tb bacteria in it and then another person breathes in the bacteria from the air an infected person releases even more bacteria when he or she does things like cough or laugh
An ideal bowel movement is medium brown, the color of plain cardboard. Stool that is pale or grey may be caused by insufficient bile output due to conditions such as gallstones, hepatitis, chronic pancreatitis, or cirrhosis. Bile salts from the liver give stool its brownish color.
Why is my poop green? Stool colors explained. Poop can turn green for a number of reasons, these include eating a lot of high-chlorophyll plants, like spinach or kale, taking a course of antibiotics, or a bacterial infection. Although rarely a cause for concern, changes in poop color should be explored.