Swallowed Coins: Are There Oral Health Risks for Children? - Otolaryngology

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Will swallowing a coin (coin) have an impact on the oral cavity?


If a child accidentally swallows a coin, it can usually pass through the digestive system and be expelled through a bowel movement.
However, there may be concerns regarding the oral cavity.
The coin has been touched by many people, which raises concerns about potential contamination.
It is advisable to monitor the child for any signs of discomfort or infection and consult a healthcare professional if there are any concerns.

Niming, 30~39 year old female. Ask Date: 2018/11/27

Dr. Zheng Jueyi reply Otolaryngology


Hello: Generally, normal immune function should not be affected; it is advisable to observe first.
Wishing you safety and health.
Sincerely, Dr.
Jue-Yi Cheng, Director of the Department of Otolaryngology, Taoyuan General Hospital, Ministry of Health and Welfare.

Reply Date: 2018/11/27

More Info


Swallowing coins is a common concern among parents, especially when it involves young children. The immediate worry often revolves around the potential for choking or obstruction in the gastrointestinal tract. However, your question specifically addresses the potential oral health risks associated with swallowing a coin, particularly considering the hygiene aspect of coins that have been handled by many people.

First and foremost, if a child swallows a coin, the primary concern is usually whether it can pass through the digestive system without causing any harm. Most coins are small enough to pass through the gastrointestinal tract naturally, and many children can indeed pass them without any issues. However, it is crucial to monitor the child for any signs of distress, such as abdominal pain, vomiting, or difficulty swallowing, and to seek medical attention if these symptoms occur.

Regarding oral health, the act of swallowing a coin itself does not typically cause direct damage to the oral cavity. However, there are some indirect concerns to consider. Coins can harbor bacteria and viruses due to their frequent handling. If a child has a compromised immune system or existing oral health issues, there is a potential risk for infections. For instance, if the coin were to cause any cuts or abrasions in the mouth during the swallowing process, it could lead to localized infections.
In terms of hygiene, it is essential to maintain good oral health practices. After a child has swallowed a coin, it is advisable to encourage them to rinse their mouth with water to help clear any residual bacteria. Regular brushing with fluoride toothpaste is also important to maintain oral hygiene and prevent any potential infections that could arise from bacteria introduced into the mouth.

Moreover, if a child has a habit of putting objects in their mouth, it is crucial to supervise them closely and educate them about the dangers of swallowing non-food items. This can help prevent future incidents and promote safer behaviors.

In conclusion, while swallowing a coin does not typically pose a direct risk to oral health, it is essential to be vigilant about the potential for infection due to the bacteria present on coins. Monitoring the child for any symptoms following the incident is crucial, and maintaining good oral hygiene practices can help mitigate any risks. If there are any concerns about the child's health or if they exhibit any unusual symptoms, it is always best to consult with a healthcare professional for further evaluation and guidance.

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