Is there an association between gastric residual volume and; gastrointestinal and pulmonary complications in adults with mechanical ventilatory assistance who receive enteral nutrition? OBJECTIVES: To determine the association between gastric residual volume and; gastrointestinal and pulmonary complications in adults with mechanical ventilatory assistance who receive enteral nutrition. METHOD: The present study was observational - prospective. A total of 100 clinical histories checked from Trujillo’s Regional-Docents Hospital, the entire sample was obtained by exclusion criteria. The statistical analysis was done by Chi-Square test, regardless of criteria, with the significance level <0.05. RESULTS: Of the 100 patients for whom the data are collected, significant association wasn't found in the general characteristics evident. Also, it is found that: the percentage of patients with hig...