Antigen Dd reactivity in selected diseases

The distribution of detectable antibodies against antigen Dd has been studied in rheumatoid arthritis, goitre, nephrotic syndrome, cirrhosis, gastrointestinal tract diseases, neurological diseases, liver and gall bladder diseases, breast cancer, respiratory diseases and cardiovascular diseases. Except in rheumatoid arthritis, breast cancer and nephrotic syndrome, where the incidence of antigen Dd-reactivity did not differ much from that in the control group, in all other disease it was significantly lower.