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Cold Sore

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Acute

What is Cold Sore?

Cold sores, or fever blisters, are a common viral infection. They are tiny, fluid-filled blisters on and around the lips. These blisters are often grouped together in patches. After the blisters break, a scab forms that can last several days.

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  • A burning sensation in the mouth, followed by painful mouth sores, which can form on the tongue, gums, lips, or throat.
  • Sore throat.
  • Pain when swallowing.
  • Swollen lymph nodes (glands).
  • Fever.
  • Aches and pains.
  • Headache.
  • Nausea.

Complications of cold soresDehydration sometimes occurs if drinking fluids becomes painful. Young children are particularly at risk of becoming dehydrated. The herpes simplex virus can also spread to other parts of your body.

Cold sores are caused by certain strains of the herpes simplex virus (HSV). HSV-1 usually causes cold sores. HSV-2 is often the cause of genital herpes. But either type can spread to the face or genitals through close contact, such as kissing or oral sex.

  • Infection, fever, or a cold.
  • Sun exposure.
  • Stress.
  • HIV/AIDS or a weakened immune system.
  • Menstruation.
  • Severe burns.
  • Eczema.
  • Chemotherapy.

Over-the-counter (OTC) medications: You can buy cold sore medicine without a prescription. These are creams or ointments that you apply directly to the sore. If you start using these creams when you first notice tingling or itching — before the cold sore forms — you may be able to prevent it from appearing.

How is it diagnosed?

How is it diagnosed?

Antiviral medication: Cold sores are caused by a virus, so antiviral medications are used to treat them. Your dermatologist may prescribe medication that you: Apply directly to the sores, such as docosanol cream or acyclovir cream. Take by mouth, such as acyclovir, valacyclovir, or famciclovir.

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How is it treated?

Treatment for acute myeloid leukemia is vital. It varies with the patient and stage of the disease. Treatment options include

  • Try other cold sore remedies. Some nonprescription products contain a drying agent, such as alcohol, that may speed healing.
  • Use lip balms and cream. Protect your lips from the sun with a zinc oxide cream or lip balm with sunblock. ...
  • Apply a compress. ...
  • Rest and try pain relievers.

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