Electrodessication to remove skin tags uses which modality?

Electrodessication to remove skin tags utilizes radio frequency as its primary modality. This technique involves applying a high-frequency electrical current to the tissue, generating heat that effectively destroys the targeted cells. The energy from the radio frequency causes dehydration and subsequent necrosis of the skin tag, allowing for its effective removal.

Radio frequency is particularly advantageous in dermatological procedures because it provides controlled precision and minimizes damage to surrounding tissues. This control aids in faster recovery times and reduced scarring compared to other modalities.

In contrast, the other options, such as laser therapy, cryotherapy, and ultrasound, employ different mechanisms. While laser therapy uses light energy to target pigment or vascular structures, cryotherapy relies on extreme cold to freeze and destroy tissue. Ultrasound utilizes sound waves to create thermal or mechanical effects on tissue but is not typically used for electrodessication. Each of these modalities has its unique applications in aesthetic treatments, but for the specific process of electrodessication targeting skin tags, radio frequency is the most effective choice.