[Endoscopic studies in lymphosarcoma in children].

The value of various endoscopic methods in diagnosing lymphosarcoma was assessed in 149 suspects aged 3-14 years. Fiberscopy of the upper digestive tract was performed in 130 children of whom 43 revealed lymphosarcoma in Waldeyer's ring whereas in 87 lymphoid hyperplasia was detected. Laparoscopy was carried out in 17 children, esophagogastroduodenoscopy--2 and colonoscopy--in one case Endoscopic methods proved to be of high diagnostic value, easily available and safe for examination of children suspected for lymphosarcoma.