https://sirna-library.com/theo....retical-and-trial-an
We used 5-aminolevulinic acid-photodynamic treatment (ALA-PDT) combined with plum-blossom needle (PBN) on a 3.5 cm × 3.0 cm pretibial area to deal with an elderly girl enduring Bowen's disease (BD). Ahead of the application of ALA, the PBN ended up being inserted 3-4 times vertically beginning at 5 cm above the lesion. Then, 20% 5-ALA ointment had been applied with an incubation period of 3.5 h. A semiconductor laser at a wavelength of 635 nm ended up being used to illuminate the lesion at 100