Doctor insights on:
Should I See A Rheumatologist If I Have Elevated Complement Levels
Don t think so: Complement is an acute phase reactantant , having high complement levels only means there is a reaction , probably inflammatory . If the diagnosis is ulcerative colitis , but you don t have arthritis youndont need to see the rheumatologist for high complement leves. ...Read moreSee 2 more doctor answers
Total complement activity (CH50, CH100) looks at the overall activity of the complement system. Typically, other tests that are more specific for the suspected disease are performed first. C3 and C4 are the most commonly measured complement components. A complement test may be used to monitor patients with an autoimmune disorder and to see if treatment for their condition is working. For example, patients with active lupus erythematosus may have lower-than-normal levels of the complement ...Read more
Low complement: Low levels of complement are seen in persons with complement deficiency who are prone to recurrent infections as well as in certain autoimmune conditions, inherited angioedema conditions, and hives associated with vasculitis (inflammed blood vessels). These can all be serious. Collection of blood to measure complement is tricky and needs to be done right or low level could occur. ...Read more
Complement: Complement are proteins in the blood that are part of the immune system. Individuals with very low or absent complement are prone to infections such as recurrent neisseria meningitis. If the blood test isn't put on ice right after it is drawn, then a low level could result that is incorrect. ...Read more
Do serum complement levels naturally fluctuate? had one mildly low C4 with normal C3 but when test redone both had risen & C4 was within normal range
They do : Fluctuate somewhat but it sounds like yours are normal! ...Read more
I have vesico-ureteric reflux and acute hypertension, why would complement levels be an investigation?
See Below: Most likely they are looking to see if your body is attacking your kidneys by activating complement proteins in the kidney tissue. If there is complement deposition there then the explanation for your hypertension may be injury to your kidneys from this. ...Read more
Yes and no: Tinea versicolor is a fungal infection. It may present due to a decrease in the immune system (low complement). Lichen planus is an autoimmune disorder of unknown origin. Various autoimmune illnesses are associated with increased incidence in lichen planus. Secondary raynaud's disease also has been linked with some autoinmune disorders such as lupus, rheumatoid arthritis and sjogren's syndrome. ...Read moreSee 1 more doctor answer
Can you have lupus with completely normal bloodwork? ANA, ENA neg, Complement levels normal, CBC normal. ESR of 2 and normal CRP
Have borderline low C3 and C4 complement levels and low 1:80 titre positive ANA speckled. With symptoms relating to sle and sjorgrens - atypical ?
Atypical for what?: Rheumatic disease generally requires a cluster of suggestive symptoms which is supported by lab studies. I do not know your symptoms, but your labs are not particularly suggestive of anything. ...Read more
Rheumatologist said I have low bence-jones protein in urine..Complement c3, C4 are normal..Ch50 high..He said don't worry. Should i go to oncologist?
The complement system is an important effector mechanism of both humoral and innate immunity. Its functions are to promote phagocytosis of microbes, to stimulate inflammation, and to induce lysis of these organisms. The system is highly complex and comprised of over 50 effector and regulatory molecules. It is activated via one of three pathways: antibody, lectin, or by ...Read more
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