Of the tests for food allergy the skin tests if correctly done are the most accurate. At his age it is also less likely that a food allergy could be causing his illness. The IgG food allergy tests are not considered to be accurate and of value.It sounds as if your son has a problem with a condition called 'sino-bronchitis'. He is very young to be having such severe sinusitis. He may have a condition called Kartagener's Syndrome which leads to this kind of illness or another possibility is the Immotile Cilia Syndrome. Your son should be seen by a paediatric pulmonologist as soon as possible.If you are in Gauteng I can highly recommend Prof Robin Green at the Steve Biko Academic Hospital in Pretoria.
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