Herpes

What is herpes?

Herpes is a disease caused by the herpes simplex virus and has two main types:

• herpes simplex type 1 (HSV-1): usually associated with sores or lesions on the lips, mouth, and face. It is often referred to as "oral herpes" or "cold sores."
• herpes simplex type 2 (HSV-2): more commonly associated with genital infections, although it can also affect other areas of the body

Symptoms

Herpes symptoms can vary from person to person and may depend on the type of virus involved. The most common include:

Oral Herpes (HSV-1)

• before the lesions appear, the person may experience itching, tingling, or burning in the affected area
• small, painful blisters or sores, usually on the lips, but they can also appear around the mouth, nose, or chin
• sores that may last from one week to ten days

Genital Herpes (HSV-2)

• before the lesions appear, there may be itching, tingling, or burning in the genital area
• small, painful blisters or sores on the genital organs
• pain during urination
• swelling of the lymph nodes in the groin
• flu-like symptoms, such as fever and fatigue

Causes

Herpes is caused by infection with the herpes simplex virus (HSV), which is highly contagious. There are two main types of herpes simplex virus, HSV-1 and HSV-2, and the main causes include:

• direct contact with an infected person: This is the most common way to contract herpes, whether through kissing, oral sex, vaginal sex, or anal sex. Infection can occur even if the infected person does not have active symptoms. Using condoms can help reduce the risk of infection
• sharing personal items: It is possible to contract herpes, especially oral herpes, by sharing personal items such as eating utensils, towels, lipsticks, cups, and cutlery with an infected person

Diagnosis

Herpes is usually diagnosed by a healthcare professional, such as an infectious disease specialist. There are several ways to diagnose the condition, including:

• clinical examination: The disease can be diagnosed based on a clinical evaluation of symptoms and observation of the lesions. However, this method is not definitive, as herpes symptoms can resemble those of other skin conditions
• laboratory tests: For a more accurate diagnosis, laboratory tests may be recommended:
  • viral culture: This test involves collecting a sample of fluid from the blisters or sores. The sample is then sent to a lab where the virus is identified. This test can determine which type of herpes virus is causing the infection
  • blood tests: These can detect the presence of specific antibodies to the herpes virus in the blood. These tests can be useful to determine whether a person has been infected with the herpes virus, even if they do not have active symptoms

The diagnosis is primarily clinical, based on examination of the lesions. Laboratory diagnostic methods are rarely necessary, and the most sensitive method is direct detection of the virus’s DNA from lesions

Treatment

The treatment for herpes aims to relieve symptoms, reduce the frequency of outbreaks, and minimize the transmission of the virus to others. There is no definitive cure for the disease, as the herpes simplex virus (HSV) remains in the body after infection. The main treatment options include:

• Antiviral medications: These can be administered in the form of pills, ointments, or creams, depending on the location of the lesions. However, it’s important to note that although effective antivirals exist, their use is reserved for specific situations. In most herpes infections, symptomatic treatment is sufficient without the need for antivirals
• Medications for symptom relief: These help reduce the discomfort and pain associated with herpes. The healthcare provider may recommend over-the-counter or prescription pain relievers

Keeping the affected area clean and dry is also important, as well as avoiding touching, scratching, or rubbing the lesions to prevent the virus from spreading

Prevention

Preventing herpes, especially genital herpes, is important to reduce the risk of infection and transmission of the virus to others. Measures that can help prevent the disease include:

• practicing safe sex: Consistent and correct use of condoms during sex can significantly reduce the risk of contracting or transmitting herpes
• reducing stress: Emotional and physical stress can trigger herpes outbreaks. Practicing stress-reduction techniques such as exercise, meditation, and relaxation can help minimize the risk of outbreaks
• maintaining a healthy lifestyle: This can help reduce the frequency and severity of outbreaks. It involves a balanced diet, regular physical activity, and stress management

Openly discussing herpes status and infection history with a partner is also important, as it allows both individuals to make informed decisions about how to protect themselves and each other

References

Herpes - BVS MS

By the Einstein Editorial Board