Individualized treatment guided by endoscopic ultrasound-guided fine-needle aspiration for adrenocortical oncocytoma: A case report

Figure 1 Imaging and histopathological pictures. A: Computed tomography with contrast shows a heterogeneously enhanced mass; B: Magnetic resonance with contrast showing the circumferential enhancement of the lesion with clear border; C: Endoscopic ultrasound shows a heterogeneous hypoechoic mass behind the body-caudal junction of the pancreas; D: Histopathology section showing diffuse proliferation of oncocytes (× 20).

Figure 2 Postoperative image of the resected tumor. A: The tumor (size 4 cm × 3 cm × 3 cm) was nodular with intact envelope; B: The yellow-brown cut surface.