system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
On barium swallow the grade IV esophageal varices appear as:
assistant
The correct answer is  Ans. (b) Mucosal fold below carinaBarium features of Esophageal Varices:* Serpiginous (Worm like) filling defects in esophagus* Varices seen in Barium Swallow below the carina levelThe best investigation to diagnose Esophageal Varices- UGI Endoscopy