Challenges in Medicine: The Odyssey of a Patient with Isolated IgG4-Related Eosinophilic Angiocentric Fibrosis Presenting as a Locally Destructive Sinonasal Mass

<div>Triplanar MRI coronal STIR (a), axial STIR (b), and sagittal (c) T1-flair with fat saturation postcontrast showing midline anterior skull base mass with extension through skull base and right lamina papyracea (arrows) and saddle nose deformity (star).</div>

Case Reports in Rheumatology

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Figure 1: Challenges in Medicine: The Odyssey of a Patient with Isolated IgG4-Related Eosinophilic Angiocentric Fibrosis Presenting as a Locally Destructive Sinonasal Mass 

Figure 1 | Challenges in Medicine: The Odyssey of a Patient with Isolated IgG4-Related Eosinophilic Angiocentric Fibrosis Presenting as a Locally Destructive Sinonasal Mass 