[19F] With rapidly enlarging fever blister and facial swelling

What might be happening

Based on the information you have provided, here are some possible explanations for your symptoms:

• Cold Sores (Herpes Simplex Virus): Cold sores are caused by the herpes simplex virus and often present as painful, fluid-filled blisters on the lips or around the mouth. They can cause swelling, tingling, and burning sensations. Cold sores can sometimes grow larger and more painful before they start to heal.

  • Treatment: Over-the-counter antiviral creams or ointments can help reduce the severity and duration of the outbreak. Oral antiviral medications may be prescribed by a doctor for more severe cases.

• Bacterial Infection: If the sore is rapidly increasing in size and causing significant swelling, it could be infected with bacteria. This can lead to cellulitis, a potentially serious skin infection.

  • Treatment: Oral or topical antibiotics may be necessary to treat a bacterial infection. A doctor can prescribe the appropriate medication.

What you can do

While waiting to see a healthcare professional, you can try the following to help alleviate your symptoms:

1. Apply a Cold Compress: Gently applying a cold compress to the affected area can help reduce swelling and numb the pain.
2. Over-the-Counter Pain Relief: Taking over-the-counter pain relievers like ibuprofen or acetaminophen can help manage pain and reduce inflammation.
3. Avoid Irritants: Avoid spicy, acidic, or salty foods that can irritate the sore. Also, refrain from touching or picking at the sore to prevent further irritation or infection.

What you should look out for

Seek medical attention promptly if you experience any of the following:

• Increased Pain or Swelling: If the pain or swelling continues to worsen despite home treatment.
• Fever: If you develop a fever, it could indicate a more serious infection.
• Difficulty Breathing or Swallowing: If the swelling spreads and starts to affect your ability to breathe or swallow, seek emergency medical care immediately.
• Red Streaks or Pus: If you notice red streaks spreading from the sore or pus draining from it, these could be signs of a bacterial infection that requires medical treatment.

Remember, while these tips can help manage your symptoms, it's important to consult with a healthcare professional for a formal diagnosis and appropriate treatment.