Other problems that can cause anal itching include: 1  pinworms, 2  hemorrhoids, 3  tears of the anal skin (fissures), and. 4  skin tags (abnormal local growth of anal skin).
Symptoms of Esophageal Stricture. 1  Progressive swallowing difficulty, first with solid foods, then liquids; chest pain after meals; increased salivation. 2  Regurgitation of foods and liquids. 3  Weight loss. 4  Dehydration. Cough, particularly at night.
1 Chronic irritation from reflux is the usual cause of esophageal strictures. 2  Achalasia: A rare disease in which the lower esophageal sphincter does not relax properly. 3  Difficulty swallowing and regurgitation of food are symptoms. 4  Esophageal cancer: Although serious, cancer of the esophagus is uncommon.hey keep food and secretions from going down the windpipe. The lower esophageal sphincter (LES) is a bundle of muscles at the low end of the esophagus, where it meets the stomach. When the LES is closed, it prevents acid and stomach contents from traveling backwards from the stomach.