Dental and oral inconsistencies may be innate, developmental, or picked up and may join assortments in the ordinary number, size, morphology, or eruptive case of the teeth. Natural varieties from the standard are frequently innately obtained abnormalities intrinsic crevice and inborn gap, hypodontia and more developmental inconsistencies occur in the midst of the course of action of the tooth. Strikingly, acquired inconsistencies result from changes to teeth after common course of action. Every Dental expert is most likely going to encounter patients having any of these abnormalities. Appropriate research and learning of such pathologies is required for right examination and treatment organize.