Rheumatoid arthritis (RA) is a long lasting autoimmune disorder that primarily affects joints. It typically results in warm, swollen, and painful joints. Pain and stiffness often worsen following rest.Most commonly the wrist and hands are involved with typically the same joints involved on both sides of the body.heumatoid arthritis (RA) is a long lasting autoimmune disorder that primarily affects joints. It typically results in warm, swollen, and painful joints. Pain and stiffness often worsen following rest.
tuberous sclerosis a congenital heredofamilial disease, transmitted as an autosomal dominant trait, characterized principally by the presence of hamartomas of the brain (tubers), retina (phakomas), and viscera, mental retardation, seizures, and adenoma sebaceum, and often associated with other skin lesions.
Sexually transmitted diseases (STDs) are very common. Sexually transmitted diseases (STDs) are caused by infections that are passed from one person to another during sexual contact. These infections often do not cause any symptoms.Medically, infections are only called diseases when they cause symptoms.That is why STDs are also called sexually transmitted infections ..But itâs very common for people to use the terms sexually transmitted diseases or STDs, even when there are no signs of disease.There are many kinds of sexually transmitted diseases and infections. And they are very common â more than half of all of us will get one at some time in our lives.ut itâs very common for people to use the terms sexually transmitted diseases or STDs, even when there are no signs of disease. There are many kinds of sexually transmitted diseases and infections. And they are very common â more than half of all of us will get one at some time in our lives.