Blister (nonthermal) of lip digital illustration

Blister (nonthermal) of lip Save


ICD-10 code: S00.521

Chapter: Injury, poisoning and certain other consequences of external causes

Blister (Nonthermal) of Lip: Causes, Symptoms, and Treatment

If you have ever experienced a blister on your lip, you know how uncomfortable and unsightly they can be. A blister is a small pocket of fluid that forms on the lip, caused by various factors. In this article, we will discuss the causes, symptoms, and treatment of blister (nonthermal) of the lip.

Causes of Blister (Nonthermal) of Lip

A blister on the lip can be caused by a variety of factors. Here are some of the most common causes:

  1. Viral infections: The herpes simplex virus (HSV) can cause cold sores or fever blisters on the lip.
  2. Physical injury: Biting the lip, getting hit in the mouth, or other physical injuries to the lip can cause a blister.
  3. Allergic reaction: An allergic reaction to certain foods, medications, or lip products can cause a blister on the lip.
  4. Medical conditions: Certain medical conditions such as pemphigus, bullous pemphigoid, or erythema multiforme can cause blisters on the lips.
Symptoms of Blister (Nonthermal) of Lip

The symptoms of a blister on the lip can vary depending on the cause. However, some common symptoms include:

  • Pain or discomfort
  • Tingling or burning sensation
  • Redness or swelling
  • A small, fluid-filled bump on the lip
  • Crusting or scabbing
Treatment of Blister (Nonthermal) of Lip

The treatment of a blister on the lip depends on the cause. Here are some common treatments:

  • Antiviral medication: If the blister is caused by the herpes simplex virus, antiviral medication can help reduce the duration and severity of the outbreak.
  • Topical creams: Over-the-counter creams such as Abreva or docosanol can help reduce the pain and duration of a cold sore.
  • Home remedies: Applying a cold, damp cloth or aloe vera gel to the blister can help reduce pain and swelling.
  • Medical treatment: In some cases, a doctor may prescribe oral medication or recommend a procedure to treat the underlying medical condition causing the blister.

If you develop a blister on your lip