Demineralized enamel surface

A demineralized enamel surface is a pathological state of the tooth's outermost layer characterized by the loss of hydroxyapatite crystals due to acid challenges from cariogenic bacteria or dietary sources (Abou Neel et al., 2016). This process increases the porosity of the enamel, leading to the formation of subsurface lesions often visible as white spots (Featherstone, 2008). In clinical dentistry, this surface serves as a primary therapeutic target for non-invasive interventions aimed at reversing mineral loss (StatPearls, 2023). Therapeutic agents like fluoride and calcium-phosphate complexes interact with this surface to facilitate the precipitation of new mineral phases, such as fluorapatite, which is more resistant to future acid attacks (Pitts et al., 2017). Successful management of the demineralized enamel surface prevents the progression of dental caries to cavitated lesions, thereby preserving the integrity of the dentition (Gao et al., 2016).

Other names

White spot lesionIncipient cariesEnamel subsurface lesionCarious enamelDemineralized tooth enamelEnamel lesion

Promotion of remineralization through the deposition of calcium and phosphate ions into the porous enamel subsurface, often facilitated by fluoride to form acid-resistant fluorapatite (Featherstone, 2008; Philip, 2019).