Share +. Text A A A. Rheumatoid arthritis (RA) is an autoimmune disease where the body's immune system attacks normal joint tissues, causing inflammation of the joint lining. This inflammation of the joint lining (called the synovium) can cause pain, stiffness, swelling, warmth, and redness.ext A A A. Rheumatoid arthritis (RA) is an autoimmune disease where the body's immune system attacks normal joint tissues, causing inflammation of the joint lining.
Tuberculosis. Tuberculosis (TB) is an infectious disease caused by a bacterium that usually attacks the lungs. TB is spread through the air from one person to another. The bacteria are put into the air when a person with active TB disease of the lungs or throat coughs, sneezes, speaks, or sings.
There has long been reason for believing that tuberculosis is a communicable disease. Little Masterpieces of Science: Health and Healing Various. Diphtheria is an acute, specific, infectious, communicable disease. The Eugenic Marriage, Volume IV. (of IV.) Grant Hague. Again, it may be a secondary or residual affection with many, but a communicable disease to others. Specific directions for disinfecting in every kind of communicable disease would be too extended to be given here. Yellow fever is a specific, infectious, and communicable disease of one febrile paroxysm.