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FAST REVISION
Pedodontics
| Medium | Effectiveness | Why It Works / Doesn't | Shelf Life | Viability |
|---|---|---|---|---|
| Viaspan | (Best) | Organ preservation solution; maintains cell viability | ~30 days | Up to 24 hours |
| HBSS (Hank's Balanced Salt Solution) | (Ideal) | Isotonic, pH-balanced; preserves PDL cells | 24 months | Up to 24 hours |
| Milk | (Acceptable) | Readily available; pH and osmolality are tolerable | ~6 hours (cold) | 3-6 hours |
| Saliva | (Less ideal) | Contains bacteria; not sterile | Immediate use only | 2 hours |
| Saline | (Acceptable short-term) | Isotonic but lacks nutrients | N/A | 1-2 hours |
| Water | ❌ (Not recommended) | Hypotonic to plasma; causes PDL cell lysis | N/A | Harmful |