Fig. 2From: Anesthetic management of a patient with achalasia, a disease with a considerable risk for aspiration under anesthesiaAÂ Axial computed tomography (CT) image showing the enlarged esophagus filled with residue (arrow). BÂ Coronal CT image showing dilation of the upper part and narrowing of the lower part of the esophagus, presenting a bird beak shape (white arrow). The left renal tumor is also seen (yellow arrowhead)Back to article page