Colorectal cancer (CRC) is one of the most common cancers worldwide, CRC is the third furthermost common cancer and the fourth principal reason of cancer-related death. Colorectal cancer incidence varies globally, with developed countries having higher rates than developing countries. Colorectal cancer is associated with a lower socioeconomic status The following databases were searched: PubMed, Science Direct, Web of Science, EBSCO, and the Cochrane Library. Using Rayyan QCRI, included studies were screened by heading and abstract before being subjected to a full-text evaluation. This review investigates the published literature regarding the causes, diagnosis, and management of Colorectal cancer. This study comprised 7 trials with a total of 3,134,223 colorectal cancer patients, Most cases were diagnosed by computed tomography and only one study depended on surgery. The included studies used MRI also. CT defines the staging of CRC as the TNM staging [tumor, nodal, and metastases staging. Understanding the unique gene modifications is widely expected to lead to more accurate and tailored care for persons with polyps and malignancies, driven by molecular characterisation of the individual's colon tumour.