A patient comes with hematemesis and melena. On the upper GI endoscopy, there were no significant findings. 2-days later the patient rebleeds. Next line of investigation is
In case of intermittent upper GI bleeding for which no source has been found endoscopically or radiologically, laparotomy is done to see any missed common cause or angiodysplasia or for any obscure causes. SRB edition 5th page no .992
Emergency angiography
Repeat upper GI endoscopy
Eteroscopy
Laprotomy
G.I.T