IGHE and allergic bronchopulmonary aspergillosis: Additionally, although a raised level of Asp IgG is considered an exclusion criteria for SAFS, approximately 10% of all asthmatics present with raised Asp IgG [1] and there are likely to be cases of SAFS with increased levels of both Asp IgG and IgE, but lacking the clinical and radiological features of ABPA [12].