Figure 1From: Necrotizing sialometaplasia as a cause of a non-ulcerated nodule in the hard palate: a case report Clinical features. A: Submucosal nodule on the right side of the hard palate in the absence of mucosal alterations (continuous arrow). B: Occlusal radiograph showing no abnormalities. C: Ulceration in the biopsy area after 14 days (continuous arrow). D: Healed area after 30 days.Back to article page