Boucle yarn is a loose, three ply yarn with a characteristic curly appearance. Used in weaving, knitting, and crocheting, boucle...
Cold agglutinins are antibodies that cause clumping or agglutination of RBCs at cold temperatures in individuals with certain conditions or who are infected by particular organisms. Cold agglutinins are associated with Mycoplasma pneumoniae infection. M. pneumoniae has i antigen specificity to human RBC membranes. Fetal cells largely contain i antigens, but by 18 mo most cells carry the I antigen.
A cold agglutinins blood test is done to check for conditions that cause the body to make certain antibodies called cold agglutinins. The results of the cold agglutinins test is usually reported in titers. Normal. The normal values listed hereâcalled a reference rangeâare just a guide.