C3 and C4 complement are parts of a group of globulin proteins found
in the blood. Globulins carry substances through the bloodstream. C3 and C4
complement help the body's
immune system react to inflammation and
The results of the blood test for C3 and C4 complement help monitor
the condition of people who have kidney disease (nephritis) or
lupus. The results can also help diagnose
angioedema, an allergic reaction.
If you have lupus, chances are good that you are no stranger to fatigue. It is one of the most common complaints among people with the disease.
Artist and children’s book illustrator Adjoa B., who asked that her last name be withheld to protect her privacy, knows what it's like.
“I do experience the fatigue,” says Adjoa, who was diagnosed with lupus in 1993. “By 8 p.m., I often feel like I need to go to bed.”
Now 54, the Annapolis, Md. resident says that she hasn't had the overwhelming fatigue...