"Neurological manifestations of eosinophilic granulomatosis with polyangiitis (EGPA) are common, more often in patients who are ANCA positive and most frequently manifesting as peripheral neuropathy, although central nervous system involvement is also encountered 1,2."
"There are no specific features distinguishing the various neurological sequelae of involvement by EGPA from numerous other causes of the various manifestations 3,4. As such the imaging features will depend on the specific condition and are discussed separately (see above) and CNS vasculitis for futher details."