How Often Do Crowns Fall Out

How Often Do Crowns Fall Out? A Comprehensive Guide

Dental crowns are a common restorative treatment that significantly improves the appearance and functionality of damaged teeth. While incredibly durable, they aren't immune to falling out. Understanding the factors that contribute to crown displacement and how to minimize the risk is crucial for maintaining a healthy and beautiful smile.

Factors Influencing Crown Lifespan and Potential for Dislodgement

Several factors influence how long a crown lasts and the likelihood of it falling out. These factors can be broadly categorized into:

Quality of the Crown and Cementation:

• Material: The material used to construct the crown plays a significant role in its longevity. Porcelain fused to metal crowns, for example, are generally very strong and durable. All-ceramic crowns, while aesthetically pleasing, can be more susceptible to fracture under certain circumstances.
• Cement: The type of dental cement used to bond the crown to the prepared tooth is critical. A strong, well-placed bond is essential to prevent dislodgement. The dentist's skill and precision in this step are paramount.
• Preparation of the Tooth: The adequacy of tooth preparation before crown placement significantly affects the crown's fit and retention. If the tooth isn't properly prepared, the crown might be loose or prone to falling out.

Patient-Related Factors:

• Oral Hygiene: Maintaining excellent oral hygiene habits, including regular brushing and flossing, is crucial for long-term crown success. Poor hygiene can lead to gum disease, which can weaken the support around the crown, increasing the risk of dislodgement.
• Bruxism (Teeth Grinding): People who grind their teeth, either consciously or unconsciously, put significantly more stress on their crowns. This can lead to premature failure and an increased likelihood of the crown falling out. A nightguard can be a beneficial preventative measure.
• Dietary Habits: Avoid biting into extremely hard objects like ice or hard candy, as these can put excessive pressure on the crown and cause it to fracture or become loose.
• Trauma: Any type of trauma to the mouth, such as a fall or a blow to the face, can dislodge a crown.

Underlying Dental Issues:

• Gum Disease: As mentioned, gum disease can weaken the support structures around the crown, making it more susceptible to falling out. Regular dental checkups are essential for early detection and treatment of gum disease.
• Decay: If decay develops around the margin of the crown, it can weaken the bond and ultimately lead to its dislodgement.

How Often Do Crowns Actually Fall Out?

There's no single definitive answer to how often crowns fall out. The frequency depends on the many factors listed above. With proper care and regular dental checkups, a well-placed crown can last for 10-15 years or even longer. However, some crowns may need replacement sooner due to unforeseen circumstances or pre-existing issues.

What to Do if Your Crown Falls Out

If your crown falls out, contact your dentist immediately. Don't delay seeking professional help. Your dentist will assess the situation and determine the best course of action, which might include re-cementing the crown or replacing it entirely. In the meantime, you can try to temporarily secure the crown using dental adhesive available at most pharmacies. However, this is only a temporary solution.

Proactive Steps for Crown Longevity

• Regular Dental Checkups: Schedule regular checkups and cleanings to monitor the health of your crowns and address any potential problems early on.
• Good Oral Hygiene: Maintain diligent oral hygiene practices.
• Address Bruxism: If you grind your teeth, talk to your dentist about a nightguard.
• Avoid Hard Foods: Be mindful of what you bite into.
• Protect Your Teeth: Wear a mouthguard during contact sports.

By understanding the factors that can affect the lifespan of a dental crown and taking proactive steps to care for it, you can significantly increase its longevity and minimize the risk of it falling out. Remember, regular dental visits are key to preserving the health and integrity of your dental restorations.