A metallic taste has developed at the site of the silver filling?
Hello, doctor.
Recently, I've been experiencing a metallic taste from my right molar filling while eating, occurring about once every 1 to 2 weeks and lasting around 10 minutes each time.
I would like to ask if it is necessary to visit a dentist immediately.
Currently, I am abroad and it is inconvenient for me to seek dental care.
What situations would require me to seek immediate treatment? I apologize for the inconvenience, and thank you.
Ms. Huang, 30~39 year old female. Ask Date: 2021/06/29
Dr. Lin Jiayong reply Dentistry
Hello: Usually, a metallic taste or altered taste sensation in the mouth is primarily caused by side effects of medications.
Please first check if you have been taking any chronic disease medications long-term (and whether the accompanying leaflet mentions warnings about dry oral mucosa, taste abnormalities, rapid heartbeat, etc.).
Additionally, when two different metals with varying electrochemical potentials are present in the mouth (such as dental crowns, silver fillings, braces, retainers, or removable metal dentures), it may also lead to the situation you described.
If the "metallic taste" has become severe enough to affect your daily life, it is advisable to seek medical attention to identify the underlying cause.
Sincerely, Lin Chia-Yung, Department of Dentistry, Taichung Hospital, Ministry of Health and Welfare.
Reply Date: 2021/06/29
More Info
Experiencing a metallic taste from a silver filling can be concerning, and it's understandable that you want to know whether you should see a dentist immediately. The metallic taste you are experiencing, particularly if it occurs intermittently while eating, could be attributed to several factors related to your dental work or other health conditions.
Firstly, silver fillings, often made from a mixture of metals including silver, mercury, tin, and copper, can sometimes lead to a metallic taste. This is particularly true if there are changes in the integrity of the filling, such as wear, cracks, or if the filling is beginning to fail. If the filling is compromised, it may release small particles or ions that can create a metallic sensation in your mouth.
Another possibility is the interaction between different metals in your mouth. If you have other dental work, such as crowns or braces made from different metals, this can create a galvanic effect, leading to a metallic taste. This phenomenon occurs when two different metals come into contact in the presence of saliva, which acts as an electrolyte, potentially causing a mild electrical current that can affect taste perception.
In terms of when to seek immediate dental care, there are several signs that should prompt you to visit a dentist as soon as possible:
1. Persistent or Severe Symptoms: If the metallic taste becomes constant rather than intermittent, or if it is accompanied by other symptoms such as pain, swelling, or bleeding in the gums, you should seek dental care.
2. Changes in the Filling: If you notice that the filling appears to be damaged, cracked, or has changed color, it is essential to have it evaluated by a dentist.
3. Difficulty Eating or Drinking: If the taste is affecting your ability to eat or drink comfortably, this warrants a visit to the dentist.
4. Signs of Infection: If you experience fever, swelling in the jaw or face, or any discharge from the gums, you should seek immediate dental attention as these could be signs of an infection.
5. Allergic Reactions: If you experience any unusual symptoms such as rash, swelling of the lips or tongue, or difficulty breathing, these could indicate an allergic reaction, and you should seek emergency care.
While you mentioned that you are currently abroad and finding it inconvenient to seek dental care, it is crucial to prioritize your health. If the symptoms persist or worsen, it would be wise to find a local dentist, even if it requires some effort.
In the meantime, you can monitor your symptoms. Keeping a diary of when the metallic taste occurs, what you were eating, and any other symptoms can provide valuable information to your dentist. Additionally, ensure you maintain good oral hygiene by brushing and flossing regularly, which can help minimize any potential issues.
In conclusion, while a metallic taste from a silver filling can be benign, it is essential to remain vigilant about any changes in your oral health. If the situation escalates or if you have any concerns, do not hesitate to seek professional dental advice. Your oral health is crucial, and addressing any issues promptly can prevent more significant problems down the line.
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