Topical LASERs, IPLs and PDT Flashcards
1
Q
Three clinical uses for topical lasers and IPLs?
A
port wine stain removal
hair removal
cosmetic ablation
2
Q
What is fractional thermolysis?
A
Instead of abating who region, mix skip areas, superficial and deep ablations.
leads to better results…
3
Q
Three ingredients for PDT?
A
Light
Photoactivated drug
Oxygen (in body)
4
Q
Three conditions treatable with PDT?
A
Bowen’s disease - skin cancer
Actinic keratosis - sun weathered skin
Macular degeneration - macular is part of retina
5
Q
Why is PUVA not PDT?
A
Doesn’t use oxygen as intermediate
6
Q
Three main factors that influence concentration of oxidising radicals that attack a sitein PDT?
A
Light dosimetry quantities
Drug concentration
Photobiological quantities
