Prevalence of Hypomineralized Second Primary Molars and Their Association with Dental Hypersensitivity in Egyptian Children

the prevalence of the condition of hypomineralized second primary molars in a group of Egyptian children and the association of this condition to dental hypersensitivity.

Inclusion criteria

• Egyptian children
• cooperative patients both genders and included 4-9 years old children at least one HSPM affected molar and one non affected molar absence of syndromes or craniofacial anomalies

Exclusion criteria

• other developmental defects(amelogensis imperfecta ...) children ongoing anti-inflammatory drugs children who caregiver will not sign the informed consent