A patient gives a history of previous chronic abscess on the deciduous precursor of 11. The following radiograph indicates:: (A) Enamel hypoplasia, (B) Turner’s hypoplasia, (C) Amelogenesis imperfecta, (D) Dentinogenesis imperfecta
Answer is B. Turner’s Hypoplasia
This condition represents a defect occurring during amelogenesis that is the result of either local trauma or infection originating from the deciduous predecessor.
Radiological signs
If the deformity is minimal, the tooth will show a localized area of hypoplasia. A prolonged disturbance will lead to pronounced changes in tooth morphology that include gross deformity, irregularity and a reduction in crown size.
Key Concept