What Causes Pus Discharge from the Gums?

Due to busy lifestyles, many people have irregular eating habits, which can lead to dental discomfort—potentially causing gum swelling or pus discharge. So, what causes pus discharge from the gums?

What Causes Pus Discharge from the Gums?

Gum abscesses primarily result from poor oral hygiene and excessive dental calculus (tartar) buildup in the mouth. Prolonged tartar irritation of the gums can progress to severe periodontitis, which in turn triggers pus formation in the gums. In such cases, patients should visit a dental clinic for professional teeth cleaning (scaling).

When dental caries remain untreated, they may deepen progressively, eventually leading to apical periodontitis (inflammation at the tooth root tip). This condition can also cause gum pus discharge, necessitating root canal treatment. For gingivitis or periodontitis, local irrigation of the gingival sulcus or periodontal pockets—along with maintaining cleanliness in these areas—combined with topical application of iodine glycerin and systemic anti-inflammatory therapy, can effectively control gingival or periodontal inflammation.

We recommend that patients maintain good oral hygiene, avoid cold, spicy, or excessively hard foods, and practice regular dental care. We hope this information proves helpful to you.