Radiology Non visualization of gastric fundic bubble with air-fluid level in retrocardiac region suggests: September 20003 A Carcinoma esophagus B Esophageal web C Achalasia cardia D Congenital hyperophic pyloric stenosis 💡 Explanation Non visualization of gastric fundic bubble with air-fluid level in retrocardiac region suggests: September 20003 ✓ Correct Answer: C. Achalasia cardia