Pedodontics

Storage Media Rankings (Most Tested):

1. Viaspan/UW solution - Gold standard
2. HBSS - Laboratory ideal
3. Milk - Practical choice
4. Saliva - Emergency only
5. Water - Contraindicated

Critical Time Limits:

• Immediate replantation: <30 minutes (best prognosis)
• Acceptable delay: 30-60 minutes with proper storage
• Poor prognosis: >60 minutes
• Dry time: Should not exceed 15 minutes

Splinting Guidelines:

• Duration: 1-2 weeks (flexible splinting)
• Type: Composite-wire or fiber splints
• Avoid: Rigid splints (increase ankylosis)

Primary vs Permanent:

• Primary: Generally not replanted
• Permanent: Always attempt replantation
• Reason: Damage to permanent tooth bud

Common Examination Questions:

1. Best storage medium for avulsed tooth? - HBSS/Viaspan
2. Why is water not recommended? - Hypotonic, causes cell lysis
3. Primary tooth avulsion management? - Do not replant
4. Optimal time for replantation? - Within 30 minutes
5. Most common complication? - Pulp necrosis