passages.id: split_4_validation_545_passage
passages.type: progene_text
passages.text: In the other 58 patients , three carcinomas were diagnosed , two advanced tumors , with endoscopy and biopsy ( T3 and T4 N1 ) and the third one ( T1 N0 M0 ) was a pathological finding in a resected specimen for recurrent achalasia and megaesophagus .