How long does it take PDT to work for acne?
Answer: PDT It takes up to 4 weeks to see a result after a first treatment with PDT. A second treatment may be necessary in order to achieve the best results.
How effective is photodynamic therapy for acne?
PDT tends to be more effective for inflammatory, rather than non-inflammatory, acne. For example, some research found that participants experienced a 68 percent decrease in inflammatory lesions 12 weeks after PDT treatment, when compared with a control group, but no reduction in the number of non-inflammatory lesions.
Does photodynamic leave scars?
No, PDT usually does not leave scars in typical cases. Overall when you undergo PDT, there will be some type of a red skin reaction and irritation for 3 to 10 days after the treatment. Some people are more sensitive to PDT and the light treatment than others.
How long does peeling last after PDT?
Following PDT, the treated areas can appear red with some peeling for 2-7 days. Temporary swelling of the lips and around your eyes can occur for a few days. Darker pigmented patches called liver spots can become temporarily darker and then peel off leaving normal skin.
Can I wash my face after photodynamic therapy?
Starting the day after your treatment, use a gentle, fragrance-free cleanser (such as Cetaphil®, Dove®, Basis®, or Eucerin®) to clean the treated area. Use a clean towel to pat your skin dry and avoid rubbing the area.
Does light therapy work for cystic acne?
Phototherapy can bring down swelling and reduce the number of pimples in some people. Studies show blue light therapy clears up acne by nearly 70% within 8 to 10 treatment sessions.
How do I prepare for a PDT treatment?
Bring sun protective clothing to your appointment for the incubation period and to protect you on your way home. We suggest bringing sunglasses, a wide-brimmed hat and a scarf if we are treating the face or scalp. If you’re having your hands or arms treated, you will need gloves and long sleeves.
Can light therapy make acne worse?
The results of one study suggest blue light therapy should be avoided in severe forms of acne because it was observed to worsen patients’ acne after starting treatment. As with any therapy, there are risks involved.
