TABLE 5.

10 Warning Signs of Primary Immunodeficiency

4 or more new ear infections within 1 year 2 or more serious sinus infections within 1 year 2 or more months on antibiotics with little effect 2 or more pneumonias within 1 year Failure of infant to gain weight or to grow normally Recurrent, deep skin or organ abscesses Persistent thrush in mouth or fungal infection on skin Need for intravenous antibiotics to clear infections 2 or more deep-seated infections, including septicemia A family history of PIDD

Source: Jeffrey Modell Foundation 2009. Reproduced with permission.