Is Inhaling Silver Powder and Swallowing It Dangerous for Dental Health?

Inhaling silver powder and ingesting it can pose serious health risks. Silver can accumulate in the body and lead to a condition known as argyria, which causes a permanent bluish-gray discoloration of the skin and mucous membranes. Additionally, inhaling silver particles can cause respiratory issues and lung damage. It is important to avoid exposure to silver in any form and seek medical

My second molar has a chipped corner.
The center was previously filled with silver amalgam.
The dentist temporarily sealed the chipped area after drilling it slightly.
When I rinsed my mouth, I noticed that the water I spat out was black.
Since this tooth is the one closest to my throat, I think I might have swallowed a little bit of it as well.

De, 30~39 year old female. Ask Date: 2018/08/06

Dr. Zhu Guanyu reply Dentistry

Hello,
The so-called silver powder refers to a silver-mercury alloy, which is chemically stable.
Based on your description, such a small amount should not pose any significant risk, so there is no need to worry excessively.
Thank you for your message.

Wishing you peace and good health,
Dr.
Kuan-Yu Chu
Director of Dentistry, Taoyuan General Hospital, Ministry of Health and Welfare

Reply Date: 2018/08/06

More Info

Inhaling or swallowing silver powder, particularly in the context of dental work, raises valid concerns regarding health risks, especially when it involves materials like dental amalgam, which contains mercury. Dental amalgam has been used for over a century as a filling material due to its durability and cost-effectiveness. However, it is composed of a mixture of metals, including silver, tin, copper, and mercury. The mercury component is what often causes concern among patients and healthcare professionals alike.

When dental amalgam is placed or removed, there is a potential for mercury vapor to be released. This is particularly true during the removal process, where mechanical drilling can generate heat and cause the mercury to vaporize. However, studies have shown that the amount of mercury vapor released during the removal of amalgam fillings is generally minimal, especially if proper precautions are taken, such as using adequate ventilation and suction devices in the dental office. The risk of significant mercury exposure from a single dental procedure is considered low, especially if the amalgam has been in place for a long time and is stable.

In your case, you mentioned that you noticed black water when rinsing your mouth after the temporary sealing of your tooth. This could be due to the disintegration of the amalgam material, which can release small particles into the saliva. While it is understandable to be concerned about swallowing these particles, the amount ingested is likely to be very small and typically within safe limits. The human body can tolerate trace amounts of metals, and the digestive system is designed to handle such substances without significant harm.

However, if you have concerns about mercury exposure or if you experience any unusual symptoms, it is advisable to consult with your dentist. They can perform a thorough examination, possibly including X-rays, to assess the condition of your tooth and the integrity of the filling. If necessary, they can discuss alternative filling materials, such as composite resins or ceramics, which do not contain mercury and may be more suitable for your dental needs.

In summary, while there are potential risks associated with inhaling or swallowing silver powder from dental amalgam, the actual danger is generally low, especially with proper dental practices. If you have specific health concerns or experience symptoms such as pain or discomfort in the affected tooth, seeking professional dental advice is the best course of action. Regular dental check-ups and open communication with your dentist about your concerns can help ensure your dental health is maintained without unnecessary risks.

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