“…Other causes of secondary blood eosinophilia appear to be quite uncommon in North American AIDS patients. 691 This includes adrenal insufficiency, despite the high prevalence of adrenalitis at autopsy in AIDS patients. 692 The upshot of these reports is that the diagnostic specificity of blood eosinophilia for tissue helminthic infection is probably poorer in HIVinfected than in HIV-free adult patients in the industrial north (a conclusion somewhat undermined by the low population prevalence of helminthic disease in the studies cited previously).…”