Does protoporphyrin IX formation after topical application of methyl aminolaevulinate and BF-200 aminolaevulinic acid decline with age?
PpIX formation in human skin declines with age. No explanation could be attributed to skin phototype, stratum corneum hydration or UV damage. The consequence might be reduced efficacy of PDT in the elderly.
Cryoablation procedures on the inferior nasal conchas are not the primary therapy, but together with other methods they can immensely improve the life comfort of a rhinitis patient.