IRCT20201113049373N1 IRCT 2021-01-02 Tehran University of Medical Sciences Early closure ileostomy in patients with rectal cancer (stage 2,3) who have undergone LAR surgery. Evaluation of the results of early ileostomy closure in patients with rectal cancer (stage 2,3) who underwent LAR surgery compared to the usual method (delayed closure after the end of chemotherapy adjuvant) 2016-03-20 anticipated 70 Complete https://irct.ir/trial/52286 interventional Randomization: Randomized, Blinding: Not blinded, Placebo: Not used, Assignment: Parallel, Purpose: Treatment, Randomization description: Based on blockchain of quadruple numbers For randomization, the variable blocks method was used, which was due to the ease of execution and balance in the number of groups. In this way, the samples were divided into A and B and for the four blocks, six modes were created and based on the number of samples, the cards were replaced. AABB ABAB BBAA BABA ABBA BAAB. N/A Rectal cancer. Intervention group: Group A includes patients who meet the inclusion criteria after receiving the second dose of adjuvant chemotherapy and two week of rest after about (8weeks of surgery) to close the ostomy, be hospitalized and undergo surgery.. Undecided - It is not yet known if there will be a plan to make this available Justification or reason for indecision in sharing IPD is Obtaining patient consent to disseminate information