Systemic Lupus Erythrometisis (SLE or Lupus) is not a virus or contagious disease. You can't catch it. It is an autoimmune disease, in which the immune system becomes "hyperactive" and attacks healthy cells inside the body. So to directly answer your question, nothing, or no one brought it to the US.
US actor Peter Lupus is 85 years old (birthdate: June 17, 1932).
The gray wolf (Canis lupus)
KIE-DUSS, rhymes with hide us
canis lupus canis lupus
Rheumatologists are the specialists trained in the diagnosis and treatment of lupus. You can find a geographical listing of rheumatologists in the United States on the American College of Rheumatology website.
Lupus is not caused by a pathogen. Lupus is not contagious.
is lupus infectious
20 percent of people with lupus will have a parent or sibling who already has lupus or may develop lupus.
Cutaneous lupus which is often called discoid lupus.
Lupus nephritis is one of the common (40%) complications of systemic lupus erythematosus. The other types of lupus are neonatal (affecting newborns), discoid or cutaneous (affecting the skin and hair), and drug induced (which subsides when the offending drug is withdrawn). If you have lupus nephritis, then you have lupus.
Systemic lupus erythematosus. This is the most serious form of lupus and affects about 70% of all persons with lupus
There is no lupus gene. At this point, researchers have found 30 loci (locations) on the human genome that are implicated in the development of lupus.