Hemangioma
Hello Dr.
Cheng,
I have a skin-related question: Over the past two years, I have developed several small red and black moles on my face, forearms, chest, and legs, each measuring about 0.1 to 0.2 centimeters in diameter (less than half the size of a grain of rice).
There are dozens of these newly formed moles.
I used to be an athlete and spent nine years swimming in the pool starting at the age of nine.
I have been a physical education teacher for the past four years since I turned 25.
I am wondering if my sun exposure could be the reason for the development of these red and black moles, and whether I need to seek medical attention.
En Jiu, 20~29 year old female. Ask Date: 2005/07/18
Dr. Zheng Lizhen reply Dermatology
Hello: If a mole changes in color, size, or shape, you should seek medical attention.
Sincerely, Dr.
Cheng Li-Chen, Dermatologist.
Reply Date: 2005/07/18
More Info
When it comes to the appearance of new moles, particularly red and black ones, it is essential to approach the situation with caution and awareness of potential skin health issues. Given your history of extensive sun exposure as an athlete and a physical education teacher, it is prudent to monitor any changes in your skin closely.
Moles, or nevi, can vary in color, size, and shape, and while many are benign, new or changing moles can sometimes indicate skin conditions that require medical attention. The fact that you have noticed a significant number of new moles appearing over the last two years, particularly after years of sun exposure, raises some important considerations.
When to Seek Dermatological Advice
1. Change in Size, Shape, or Color: If any of the new moles are larger than a pencil eraser, have irregular borders, or exhibit multiple colors, it is advisable to consult a dermatologist. The ABCDE rule is a helpful guideline:
- Asymmetry: One half of the mole does not match the other.
- Border: Edges are irregular, ragged, or blurred.
- Color: The color is not uniform and may include shades of brown, black, or even red.
- Diameter: The mole is larger than 6mm (about the size of a pencil eraser).
- Evolving: The mole is changing in size, shape, or color.
2. Itching, Bleeding, or Crusting: If any of the moles are itchy, bleed, or crust over, these symptoms warrant an immediate evaluation by a dermatologist.
3. Family History of Skin Cancer: If you have a family history of melanoma or other skin cancers, it is wise to have regular skin checks, especially if you notice new moles.
4. Sun Exposure History: Given your extensive history of sun exposure, you are at a higher risk for skin changes. Regular dermatological evaluations are recommended for individuals with significant sun exposure, as UV radiation can lead to skin damage and increase the risk of skin cancer.
Additional Considerations
- Skin Type and Sun Protection: Individuals with lighter skin types are generally at a higher risk for developing skin cancer. It is crucial to practice sun safety, including using broad-spectrum sunscreen with an SPF of at least 30, wearing protective clothing, and avoiding peak sun hours.
- Monitoring Changes: Keep a close eye on your skin. Document any changes in your moles, including photographs, which can help you and your dermatologist track any developments over time.
- Regular Skin Checks: It is recommended to have a full skin examination by a dermatologist at least once a year, especially if you have a history of sun exposure or any concerning moles.
In conclusion, while many new moles can be benign, your history of sun exposure and the recent appearance of multiple new moles suggest that it would be wise to consult a dermatologist. They can perform a thorough examination and, if necessary, conduct a biopsy to rule out any serious conditions. Early detection is key in managing skin health, particularly in preventing skin cancer.
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