Case Reports in Otolaryngology / 2015 / Article / Fig 1

Case Report

An Endoscopic Endonasal Approach for Early-Stage Olfactory Neuroblastoma: An Evaluation of 2 Cases with Minireview of Literature

Figure 1

Preoperative local finding and MRI in case 1. (a) Tumor in the right nasal cavity (black arrow). (b) T1-weighted axial image showing low-intensity mass (white arrow). (c) T2-weighted coronal image showing a heterogeneous-intensity mass (black arrow). (d) T1-weighted coronal image (gadolinium+) showing contrast enhancement (black arrow).