空中 发表于 2025-3-23 12:01:46
Photodynamic Therapy in Dermatology individual. The drugs alone are inactive, but once activated by high-intensity light usually from a laser, they are exceptionally effective at inhibiting the growth of hyperproliferative tissues. PDT was originally designed for the treatment of malignancies because of the unique property of severalJogging 发表于 2025-3-23 16:31:53
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Ultraviolet-A1 Phototherapy: Indications and Mode of Action.e., UVA-1 (340–400 nm) . The combination of a metal halide lamp with a novel filtering system offered, for the first time, the unique possibility to expose human skin to high doses of UVA-1 radiation without causing a sunburn reaction. Soon thereafter, UVA-1 irradiation devices proved to be use歌唱队 发表于 2025-3-23 23:52:20
Acute and Chronic Photodamage from Solar Radiation, Phototherapy, and Photochemotherapyded into acute and chronic categories. Photodamage refers to the destructive effects that ultraviolet radiation produces on the structure of exposed human skin. The acute cutaneous effect of UVR exposure is the sunburn reaction, which is an inflammatory response. Chronic effects result in photoaging合唱队 发表于 2025-3-24 03:25:12
Photoprotection and physical UV-blocking agents . The molecules of chemical substances (Fig. 1) such as aminobenzoates, cinnamates, salicylates, benzophenones, and camphor derivatives can absorb (Fig. 2a) quanta of UV radiation energy (i.e., photons) due to their molecular structure and, therefore, are promoted小卷发 发表于 2025-3-24 08:48:00
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Phototherapy and Photochemotherapy: Less Common Indications for Its Uset in a variety of other dermatoses; however, in these last instances, the reports are based mostly on single cases and no definite positive conclusions can be drawn. The true value of phototherapy in these disorders will therefore only become clear should controlled studies eventually become possiblLAY 发表于 2025-3-24 17:47:39
Photodynamic Therapy in Dermatologyes . Clinical trials are currently being conducted for this indication and approval is likely within the next few years. Because of the accessibility of the skin, there is increasing interest in using this novel form of therapy for psoriasis and other benign cuinspiration 发表于 2025-3-24 21:59:19
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