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Dental Abscess
D

Dental Abscess

DEN-tl AB-ses IPA: /ˈdɛn.təl ˈæb.sɛs/

Dental abscess is a localized collection of pus caused by a bacterial infection in or around a tooth.

Understanding 

Dental Abscess

A dental abscess is an infection that leads to a buildup of pus within the tooth, gums, or surrounding bone. It most commonly develops when bacteria enter the inner portion of the tooth, called the pulp, often due to untreated tooth decay, cracks, or trauma. The body responds to this infection by sending immune cells to the area, resulting in pus formation. As the infection progresses, pressure can build within the confined space, leading to pain and swelling. Over time, the infection may spread beyond the tooth to surrounding tissues, including the jaw or soft tissues of the face. If this process continues, it can lead to more widespread infection and increased discomfort. Dental abscesses can vary in location. A periapical abscess forms at the tip of the tooth root, while a periodontal abscess develops in the supporting gum tissues. Early evaluation helps determine the source and appropriate treatment.

Clinical Significance

Can lead to severe pain, spread of infection, bone loss, swelling, systemic involvement, or tooth loss if untreated.

Common Causes

Untreated tooth decay, cracked or broken tooth, gum disease, trauma, failed dental restorations, poor oral hygiene

Signs & Symptoms

Possibly none initially, or severe tooth pain, swelling of gums or face, sensitivity to pressure, pus drainage, bad taste, fever, swollen lymph nodes

How It's Detected

Clinical exam, patient symptoms, X-rays, percussion testing, thermal testing, evaluation of swelling or drainage

Treatment Options

Drainage of abscess, root canal therapy, tooth extraction, antibiotics when indicated, periodontal treatment, no treatment not appropriate due to infection risk

Benefits to Treatment

Relieves pain and pressure, eliminates infection, prevents spread, preserves surrounding structures, improves overall health

Prevention

Good oral hygiene, regular dental visits, early treatment of cavities or cracks, proper restoration maintenance, diet management

Frequently Asked Questions

Q

What does a dental abscess feel like?

A dental abscess often causes persistent, throbbing pain that may worsen with pressure or chewing. In many cases, the pain can radiate to the jaw, ear, or neck. Some individuals notice swelling in the gums or face, along with a bad taste if pus is draining. Symptoms can vary, and in some cases, pressure may temporarily decrease if drainage occurs.

Q

Can a dental abscess go away on its own?

No, a dental abscess typically does not resolve on its own. While symptoms such as pain may temporarily improve if the abscess drains, the underlying infection usually remains. In many cases, the infection can persist or spread if not treated. This means professional care is necessary to remove the source of infection and prevent complications.

Q

What is the most common treatment for a dental abscess?

The most common treatment depends on the source of the infection. Root canal therapy is often used to remove infected pulp and preserve the tooth. In other cases, drainage of the abscess or tooth extraction may be necessary. Antibiotics may be used in certain situations, particularly if there are signs of spreading infection. A dental evaluation determines the appropriate approach.

Q

Is a dental abscess an emergency?

A dental abscess can become urgent, especially if there is significant swelling, fever, or difficulty swallowing or breathing. In many cases, prompt evaluation is recommended to prevent the infection from spreading. While not every abscess requires emergency care, delaying treatment can increase the risk of complications. Seeking care early helps manage the condition more effectively.

Q

Can a dental abscess spread to other parts of the body?

Yes, in some cases, a dental abscess can spread beyond the tooth and surrounding tissues. If untreated, the infection may extend into the jaw, face, or other areas. In rare situations, it can enter the bloodstream and affect overall health. Early treatment helps reduce the risk of spread and associated complications.

CDT Codes

D0140
Limited oral evaluation, problem focused
D0220
Intraoral periapical radiographic image
D3310
Root canal anterior
D3320
Root canal premolar
D3330
Root canal molar
D7140
Extraction, erupted tooth

LCD Codes

K04.7
Periapical abscess without sinus
K05.21
Periodontal abscess
K04.6
Periapical abscess with sinus

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Medical Disclaimer: This glossary is provided for educational and informational purposes only. Pearl is not a dental or medical provider and cannot offer medical advice, diagnosis, or treatment recommendations. Always consult a qualified dental professional for questions about your oral health.

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