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Introduction: Colonic biopsies comprise large portion of pathologists’ daily work. Within various pathological entities, there are histological ranges and variations. Unawareness of all of these variabilities might lead to misdiagnosis by an inexperienced pathologist and, accordingly, to mismanagement. Aim: The aim of this article was to alert the reporting pathologist to some of the most common and/or important pitfalls in considering a diagnosis of neoplastic conditions of the colon. Materials and methods: We highlighted main neoplastic pitfalls in colonic biopsies histopathological investigations. Results: The pitfalls described in this article are the most common problems we encountered according to our experience. Thus, double reporting for difficult cases is highly recommended to avoid problems in reporting such cases. Conclusions: Pathologist should be fully alert when reporting some of the most common pitfalls.