Fig. 3From: Programmed cell death-1 blockade in kidney carcinoma may induce eosinophilic granulomatosis with polyangiitis: a case reportThoracic radiogram (a), CT scans of chest (b–d) and ethmoid sinus (e), frontal sinus (f) and maxillary sinus (g) after a year from initiation of treatment for EGPA. Chest radiogram (a) shows no any abnormal shadows. Thoracic CT scan of upper (b, c) and lower lobes (d) also does not show any ground-glass opacity. Each arrow in e–g indicates nasal mucosa thickening and fluid collection that was shown in e–gBack to article page