TY - GEN AU - Gamal Eldeen Mohamed Atia AU - Ahmed Shehata Kawashti , AU - Safwat Abdelkader Salem , TI - Laparoscopic seromyotomy with and without endoscopic guidance in cardiac achalasia / PY - 2008/// CY - Cairo : PB - Gamal Eldeen Mohamed Atia , KW - Cardiac achalasia KW - Endoscopic guidance N1 - Thesis (M.Sc.) - Cairo University - Faculty Of Medicine - Department Of General Surgery; Issued also as CD N2 - Achalasia affects both sexes equally , typically presenting between the ages of 20 and 50 , though it can occur at all ages.Ineffective relaxation of the lower esophageal sphincter (LES) compined with loss of esophageal peristalsis leads to impaired emptying and gradual esophageal dilataion UR - http://172.23.153.220/th.pdf ER -