A digoxin test may be ordered when it is suspected that levels are too low in someone who is taking the medication and has symptoms of heart failure such as: 1  Fatigue. 2  Shortness of breath. 3  Swelling in the hands and feet (edema).
lupus is a systemic autoimmune disease that has some genetic factors it is also tied to environmental risk which may determine whether people actually ever manifest the illnessthese environmental factors may also play a role in the degree to which lupus may affect a person s life and mortalityupus can manifest in different parts of the body but may include joint pain swollen legs and feet may be symptoms of lupus nephritis a form of renal parenchymal disease people can have a genetic predisposition for lupus
As Huntington's disease is inherited dominantly, a child of a parent who has/had the disease has a 50% chance of inheriting the defective gene. Often the disease affects several generations. Genetic testing for HD became possible in 1993 when the first non-sex-linked dominant disease gene was found.