Problems with Over-Retained Milk Teeth

Normally, milk (deciduous) teeth fall out naturally to make way for permanent teeth. When a milk tooth remains in place beyond its expected time, it is called an over-retained deciduous tooth.

Over-retained milk teeth can create several orthodontic, functional, and cosmetic problems if not addressed early.

1. Malocclusion (Irregular Positioning of Permanent Teeth)

• Crowding due to loss of arch space
• Ectopic eruption or impaction of permanent teeth
• Midline shift if retention occurs on one side
• Rotation or tipping of adjacent permanent teeth

2. Delayed or Altered Eruption of Permanent Teeth

• Permanent tooth may erupt behind or in front of milk tooth
• Prolonged retention can block eruption pathway
• May require orthodontic guidance later

3. Root Resorption & Pathology

• Irregular or incomplete root resorption
• Risk of periapical infection
• Rare chance of cyst formation

4. Dental Caries & Gum Problems

• Thinner enamel increases cavity risk
• Plaque accumulation around retained tooth
• Localized gingivitis or gum inflammation

5. Cosmetic Concerns

• Irregular appearance of front teeth
• Affects child’s smile and confidence

6. Functional Problems

• Difficulty chewing food properly
• Speech issues with anterior teeth

7. Occlusal Trauma

• Retained tooth may be below or above bite level
• Abnormal forces on nearby teeth

8. Ankylosis (In Some Cases)

• Milk tooth becomes fused to bone
• Fails to exfoliate naturally
• Vertical bone growth discrepancy

9. Orthodontic Complications

• Increases complexity of braces treatment
• May require surgical extraction
• Space management needed later

Related Information

• Orthodontic Treatment
• Preventive Dentistry
• Oral Health Status in Bhubaneswar