t transglutaminase ttg igg elevatedt transglutaminase ttg igg highelevated igg and igmelevated igg and iga levelsigg high levels in bloodincreased igg levels in bloodraised igg and igat transglutaminase igg highelevated immunoglobulin levelshigh immunoglobulin levels in bloodiga igg igm antibodiesimmunoglobulins igg iga igm