Ki te whakamahi i te tūmomo biotherapy PDT o Shanglaite i tōna wāhi tika, he kēnaki ngā huarahi e hiahiatia nei. Tuatahitia, tiakina kia maero ā-miromiro me te wai te wāhi whakarongo ki te āwhinatanga. Whakapakaruatia ngā momo mākara, karepe, rānei i roto i te kiri tuawhenua hei whakawehe i te photosensitizer (ki te pānga) me te āhua o te mārire. Pērā atu, tauria te photosensitizer i runga i ngā tohutohu o te mahi. E ai ki ētahi whakanui PDT, ka hiahia ki te whakatakoto i te photosensitizer topikal, ka whakauruhia ki te wāhi whakarongo me te waehanga e whakaaturia ai kia mau tonu ki ngā kiritaki kiri tuawhenua. Māua, whakahohea te tūmomo PDT me te whakatere i ngā whakaaetanga i runga i te poropiti whakarongo. Ko tēnei te kīhai i te katoa i te wehenga o te mārire, te paiutanga, me te wā whakarongo. Ka hiahia ki ngā whakaaetanga kē ki ngā momo kiri tuawhenua rerekē me ngā hua whakarongo. Hei tauira, mō te whakanui acne ka whakamahia te wā whakarongo iti me te wehenga mārire motuhake i te whakanui whakahou i te kiri tuawhenua. I te wā o te whakanui, whakatakotoria te tūmomo i te tāwari pai i te kiri tuawhenua, nā reira ka tohua mai i roto i te kōwhiringa whakamārama i te pukapuka whakamahi. Tiakina kia tae rawa te mārire ki runga i te wāhi whakarongo. Whakatakotoria te kamo i runga i te mārire hei whakamana i te kamo matawhānui i tae noa mai ki te tūmomo. I muri i te whakanui, whakautua ngā tohutohu whakahaere i muri i te whakanui. Ko tēnei ka hiahia ki te kore haere ki te whakapāngia i te rā i runga i tētahi wā, te whakamahi i ngā mahi kiri tuawhenua pai, me te tiakina i te wāhi whakarongo kia maero. Whakamātau whakarerekētia ngā whakautu a te kiri tuawhenua ki te whakanui me te takai i tētahi tohunga ki te wheako e kitea ana he whakapae pai rānei, ki te heke noa i a koe i ngā pātai mō te poropiti whakanui.