1 | Eight or more new ear infections within 1 year |
2 | Two or more serious sinus infections in 1 year |
3 | Two or more months on antibiotics with no effect |
4 | Two or more pneumonias within one year |
5 | Failure of an infant to gain weight or grow well |
6 | Recurrent, deep skin or organ abscesses |
7 | Persistent thrush in the mouth or elsewhere on the skin, after age 1 |
8 | Need for intravenous antibiotics to clear infection |
9 | One or more deep-seated infections such as sepsis, meningitis or cellulitis |
10 | A family history of primary immune deficiency or early infant death from infection, recurrent infection, malignancy, or autoimmune disease |