Dental Phlegmon: Causes, Symptoms, Treatment, and Drugs

It is one of the most common oral problems and a serious warning that our mouth requires more attention and care. Surely you have heard about them. We have seen them in a relative, friend or acquaintance. Dental Phlegmon is one of the most frequent and painful oral problems.

It is a dental abscess, as they are called in medical terminology. An accumulation of pus or infected material produced by a tooth or a tooth whose root has been affected by a bacterial infection that sees no way out. The pus remains in the form of a deposit causing an annoying inflammation.

Possible Causes of dental Phlegmon

dental Phlegmon

The origin of the bacterial infection that leads to a dental Phlegmon can be diverse. The main causes include necrosis. The death of the tissue that is inside the dental roots due to deep caries (nerve and vessels). It is a traumatism that injures the tissue inside the tooth root (nerve and vessels). An infectious pathology from the tissue surrounding the tooth, such as periodontal disease.


A series of particular symptoms accompany the Phlegmon:


It is one of the most obvious signs of Phlegmon. That is why the majority of images that represent this ailment usually show the person who suffers it with his hand protecting his face. Patients often feel the discomfort quickly, beginning at the time of chewing. Later, the pain can also radiate to the throat or the ear, being able to become continuous, sharp or pulsating, without the need of any action or gesture.


Pain and inflammation go hand in hand. Part of the face bulges, becomes inflamed, showing a quite remarkable deformity and characteristic of the Phlegmons. Dental Phlegmon can also lead to inflammation and reddening of the ganglia of the ear and neck. Can even cause fever. Keep reading

Bad breath

 dental Phlegmon

Another characteristic is that it produces an unpleasant taste and halitosis due to the pus and bacteria of the infection.


Dental Phlegmon also increases the tooth sensitivity of those who suffer it by drinking or eating very cold or very hot foods.

It is important to detect the presence of a Phlegmon quickly and go immediately to the dentist. So that, your progress is stopped soon, minimizing pain and discomfort in the patient’s mouth, and other more serious consequences. Once in the hands of the dentist, it will be he who determines the cause of the infection has reached the root of the tooth. It will determine the most appropriate treatment.

Treatment and drugs for Dental Phlegmon

First, anti-inflammatories will be prescribed to relieve pain and inflammation as well as antibiotics to end the infection. You can also recommend the realization of mouth rinses with warm water (rather cold) and table salt to improve inflammation. Also, it can promote drainage of accumulated pus.

Only when the infection has been eliminated will a filling or endodontics be made if the tooth can be saved. Otherwise, the only solution will be the extraction of the piece and the subsequent placement of a dental implant. As long as the bone defect produced does not compromise it.

Once the dental Phlegmon has disappeared, it will be essential to treat the cause that caused it (cavities, periodontitis or trauma). So that, the infection does not recur and avoid any ailment as much as possible.

Final thought,

As in most oral diseases, the best way to remedy them is good prevention. Starting with proper oral hygiene and continuing with periodic reviews. So that, if there is any pathology, it is early to detected and does not derive in any case in the painful and invalidating dental Phlegmon.

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