Molluscum contagiosum is a viral skin infection that results in the development of small, raised bumps or lesions on the skin. It is caused by the molluscum contagiosum virus (MCV), a member of the poxvirus family. The infection is common, especially in children, but it can affect individuals of any age. Here are key points about molluscum contagiosum:
1. Appearance:
- Molluscum contagiosum lesions are usually small, firm, dome-shaped bumps with a central dimple or indentation.
- The lesions can vary in size, from a pinhead to a pencil eraser.
2. Transmission:
- Molluscum contagiosum is highly contagious and spreads through direct skin-to-skin contact or contact with contaminated objects (such as towels or toys).
- Scratching or other forms of skin-to-skin contact can contribute to the spread of the virus.
3. Common Sites:
- The lesions often appear on areas with thinner skin, such as the face, neck, arms, and hands.
- In children, they can also be found in the genital and abdominal regions.
4. Itching and Discomfort:
- The lesions are usually painless but may become itchy or irritated.
- Scratching the lesions can lead to the spread of the virus and may cause secondary bacterial infections.
5. Duration:
- Molluscum contagiosum is typically a self-limiting condition, and the lesions may resolve on their own over several months to a few years.
- However, treatment may be recommended to speed up the resolution and reduce the risk of transmission.
6. Diagnosis:
- Diagnosis is often based on the appearance of the lesions.
- In some cases, a healthcare professional may perform a biopsy to confirm the diagnosis.
7. Treatment:
- Treatment is not always necessary, especially in cases where the lesions are not causing discomfort.
- Options for treatment include cryotherapy (freezing), curettage (scraping), laser therapy, or topical medications.
- Some cases may resolve without intervention.
8. Prevention:
- Preventive measures include avoiding direct skin contact with affected individuals and refraining from sharing personal items such as towels, razors, or clothing.
- Practicing good hygiene can help reduce the risk of transmission.
9. Complications:
- Complications are rare, but scratching the lesions can lead to secondary bacterial infections.
- Individuals with weakened immune systems may experience more prolonged or severe cases.