Surg & Med MCQs

 Q3. The patient’s CXR is shown. What of the following is a feature of achalasia on a plain X-ray? (multiple answers)

a. Small gastric bubble

b. Retrocardiac air fluid level

c. Convex opacity overlying the 

mediastinum

d. Patchy alveolar opacities

https://youtu.be/YyKA3GcX4NE