Dr. Rinesh Ganatra | Dental Practice Mastery on Instagram: "The PDL injection is really important when lidocaine doesn’t fully numb the tooth. Even if the lip and tongue are numb, always retest for cold or percussion sensitivity. Bevel should face the bone, not the root, for direct delivery into the cribriform plate. Look for blanching at all four line angles, then retest to confirm if you're good to go. WANT TO LEARN MORE? Comment ENDO and I'll send you @drbrettgilbert Access Endo FREE training