Immunoglobulin A
Immunoglobulin a is an antibody that plays a critical in mucosal immunity found in mucosal secretions, tears, saliva, breast milk, the gastrointestinal tract, and the lungs. It helps prevent against sinus infections, ear infections, and pneumonia. More IgA is prodced per day than all other antibodies combined.
Dr. Alyson Simpson reviewed this
19 year experience in Allergy and Immunology
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Related questions
A 32-year old asked:
Elevated immunoglobulin a means what?
2 doctor answers • 6 doctors weighed in
A 39-year old asked:
Immunoglobulin a --whats considered high?
1 doctor answer • 6 doctors weighed in
A 46-year old asked:
What does elevated immunoglobulin a mean?
1 doctor answer • 2 doctors weighed in
A 43-year old asked:
What does it mean if I have low immunoglobulin a and g?
1 doctor answer • 4 doctors weighed in
A 38-year old asked:
Do you have more immunoglobulin A if you orgasm regularly than if you don't?
1 doctor answer • 1 doctor weighed in
A 65-year old male asked:
I recently had a celiac panel done and it came back negative. However the immunoglobulin a, qn, serum level was low at 59. Is this serious?
1 doctor answer • 1 doctor weighed in
A 32-year old asked:
Do orgasms caused by masturbating 1 or 2 times a week cause higher levels of immunoglobulin A?
1 doctor answer • 2 doctors weighed in
A 18-year old asked:
Hi I had bloodwork and Im confused with an abnormal result. My immunoglobulin A, qn serum was high. Supposed to be 87-352 and mine was 524. ?
1 doctor answer • 2 doctors weighed in
A 38-year old asked:
How does secretory IgA (immunoglobulin a) prevent infection?
1 doctor answer • 1 doctor weighed in
A female asked:
My blood work indicated I have low Immunoglobulin A, QN, Serum and Low Igg 1 and 3as well as 14 low Pneumococcal types; could this be why I have fatig?
1 doctor answer • 1 doctor weighed in
A 42-year old female asked:
Immunoglobulin A, Qn, Serum is high @ 553. What does this mean. Ive been achy on and off and fatigued but all Lupus/Rheum labs are normal/negative. Why is this high? What causes it?
1 doctor answer • 1 doctor weighed in
A 56-year old female asked:
My hormone doctors did a celiac comprehensive problem. Dont know why because I have no symptoms. Deamidated Gliadin Abs, IgA 01 was negative, Deamidated Gliadin Abs, IgG 01 was negative, but Immunoglobulin A, Qn, was 440. What does this mean?
2 doctor answers • 3 doctors weighed in
A 38-year old female asked:
My lab results show very low Immunoglobulin A, I have symptoms of autoimmune disease. Does the immunoglobulin play a role? How?
1 doctor answer • 3 doctors weighed in
A member asked:
My 3 yr old took an allergy test her immunoglobulin e total was 12 immunoglobulin g qn serum total 1111 they said was high immunoglobulin a 90 means
1 doctor answer • 3 doctors weighed in
A 42-year old female asked:
My IMMUNOGLOBULIN A is 354 . I had COVID when I got my blood work done . Could this be the reason its high ? Also should I worry that its 2 over the high mark ? I have fatty liver and just got my gallbladder taken out as well ?
1 doctor answer • 2 doctors weighed in
A male asked:
3yr old. Calprotectin 165. ESR Sed rate 26, Immunoglobulin A 183. Burr cells 1+. Poor weight gain. Could this be normal? GI related?
1 doctor answer • 9 doctors weighed in
A 44-year old male asked:
Immunoglobulin a 509 beta 2 globulin 0.6 immunoglobulin m 39 my platelets 169 abs lymph 3126 lymphocyte %40.6 mch 35 abnormal protein band none detected on electrophoretic. Does this point to cancer what should I do next?
1 doctor answer • 1 doctor weighed in
A 19-year old male asked:
I had my gallbladder removed a few moths ago could that be the reason, the doctor is not sure what to do my asca igg is very high panca is normal calprotecting is normal, immunoglobulin A is high do i need a colonoscopy as i have diarrhea and abdominal f
1 doctor answer • 1 doctor weighed in
A 26-year old female asked:
Tissue Transglutaminase IgA Ab 1U/mL Immunoglobulin A (IgA) 376mg/dL range 47 - 310 mg/dL No Celiac Disease, but something else wrong? Experiencing diarrhea, hair loss, fatigue, weight loss and weight gain, constipation, loss of appetite?
1 doctor answer • 2 doctors weighed in
A 32-year old female asked:
Advice on varicella-zoster immunoglobulin for a pregnant woman in the early second trimester who has never had chicken pox and at risk of exposure?
1 doctor answer • 1 doctor weighed in
A 36-year old female asked:
Elevated IGA of 421 with IFE Interpretation of an IgA monoclonal Immunoglobulin without a corresponding light chain. Is this Cancer? I've lost over 100lbs in 1 year, have anemia, petechiae, diarrhea angiomas, lymphadenopathy, pain in ULQ abdomen?
1 doctor answer • 1 doctor weighed in
A 46-year old female asked:
Immunoglobulin G-361, A-76, M-28 What do these low levels mean ?
2 doctor answers • 4 doctors weighed in
A 33-year old asked:
What changes are seen in the immunoglobulin profile after a splenectomy?
1 doctor answer • 6 doctors weighed in
A 25-year old female asked:
I have a very low igg3 and igg4, along with a very low immunoglobulin m and a high serum amyloid a - what does this mean?
1 doctor answer • 1 doctor weighed in
A 38-year old asked:
What does a high immunoglobulin mean ?
1 doctor answer • 2 doctors weighed in
A 36-year old asked:
What does a high immunoglobulin level mean for you?
1 doctor answer • 1 doctor weighed in
A 37-year old asked:
Help! Is 730 a high immunoglobulin e level?
1 doctor answer • 1 doctor weighed in
A 38-year old male asked:
Is a Quantitative Immunoglobulins blood test otherwise know as IGS in the U.K.?
1 doctor answer • 1 doctor weighed in
A 47-year old female asked:
What could a high immunoglobulin g 1660 and low a1 globulin 1.9 & a2 globulin 10.6 mean?
1 doctor answer • 1 doctor weighed in
A 41-year old asked:
Increased immunoglobulin m; is it a sign of blood cancer?
1 doctor answer • 1 doctor weighed in
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