Recurrent Mastoiditis Mimics IgG4 Related Disease: A Potential Diagnostic Pitfall

In conclusion, we reaffirm IgG4 related mastoiditis as a distinct but uncommon cause of recurrent mastoiditis. The diagnosis of IgG4-related mastoiditis should be rendered with caution, and only after the exclusion of potential mimickers, particularly infection.

Source: Head and Neck Pathology - April 17, 2016 Category: Pathology Source Type: research