[How can the diagnostic value of head and neck biopsies be increased in Wegener's granulomatosis: a clinicopathologic study of 49 biopsies in 21 patients].


Head and neck biopsies usually have a low diagnostic value in Wegener's granulomatosis (WG). On the basis of 49 biopsies obtained from 21 WG patients at diagnosis from various sites, i.e. nose (29), paranasal sinus (7), oral cavity (4), larynx (4), conjunctiva (3) and external ear (2), we described the suggestive histological features and studied the… (More)


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