Background About 95% of patients with tuberculosis (TB) and 70% of patients with diabetes mellitus (DM) live in low and middle-income countries. As a result, DM and TB are increasingly occurring together. The risk of tuberculosis is two to five times greater in patients with diabetes.The purpose of this study is to analyze the radiological characteristics of pulmonary tuberculosis in patients with diabetes. Patients and Methods This is a retrospective study of 80 patients with confirmed pulmonary tuberculosis, comparing 30 patients with diabetes with 50 without diabetes. Results Involvement of basal segments of the lower lobes and cavitation occurred more frequently in patients with diabetes, but this difference was not significant between the two groups . Conclusion Through this work, we especially wanted to evidence, changes in radiological aspects of pulmonary tuberculosis in patients with diabetes.