The best test for oesophageal varices is
Endoscopy - upper GI endoscopy represents the most reliable single technique as it shows oesophageal varix and bleeding point Dilated longitudinal veins running a Zig- Zag course Diffuse oesophagal spasm is best diagnosed by Manometry Commonest cause of acute upper GI haemorrhage - Peptic ulcer ref - Srb's manual of surgery 5e p790
CT- scan
Gastro- oesophagoscopy
Tomography
Ultrasound
G.I.T