Selective deficiency of serum IgA is the most common immunodeficiency in humans; when
immunodeficient individuals receive blood transfusions a severe anaphylactoid reaction can …

Both anaphylactic and anaphylactoid reactions to transfused blood products and plasma
derivatives have occurred in IgA-deficient patients with antibodies to IgA. This study reports …

A selective serum IgA deficiency with anti-IgA antibodies at high titer were found in a patient
who suffered severe transfusion reactions. The same abnormalities were detected in his …

Washed red blood cell suspensions and various plasma fractions contain substantial
amounts of IgA, so that transfusion of blood or blood products in IgA deficient patients with …

Of the donors screened, only 0.090.(4, 14075) were found to be IgA-deficient (< 80, lg/ml) by
means of the LAI, while 270%(49/1803) were deficient by the RID method. All cases which …

Reprint requeats to: Dr. Derek H. Naylor, Canadian Red Cross Society Blood Transfusion
Service, 95 Wellesley St. E, Toronto, Ont. M4Y H6 levels of IgA, have rarely been reported in …

The frequency of selective IgA deficiency was determined in a healthy population of 6,240
blood donors. Screening for IgA deficiency was performed by double-diffusion analysis in …

A survey of 28,000 pregnant women revealed an incidence of IgA deficiency (serum IgA< 1
mg per deciliter) of 1 in 450, which is identical to that in a normal blood-donor population of …

Class specific anti‐IgA (anti‐α) antibodies were found in seven out of sixteen patients in
whom serum IgA was not demonstrable by the Mancini method (sensitivity down to 0.02 …

Anaphylactic transfusion reactions are acute, potentially life-threatening events with
generalized signs and symptoms. Usually IgE mediated they may also result from antigen …