Dear Sir A Lady is 93 yrs old , she is suffering from food pipe it is geeting blocked . Therefore endoscopy was three times done and dilation carried out once in Feb , and in July and third Sept. But no improvement was noticed . In last four days the problem has become acute and not able to even drink water . So Today Dr. tried to inspect it for another dialiasation but found it is very tight and could not do it . She could not take food for last 2 days . Therefore saline is being given . What are the solutions to treat it . Request by return mail your advice .