Photodynamic,Therapy,for,Mesot health Photodynamic Therapy for Mesothelioma-4 commonly asked quest
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These are 4 commonly asked questions about this form of treatment.1. How does photodynamic therapy work?A drug called Photofrin is injected into a patient, this drugspecifically targets and bonds to mesothelioma cells. When the patientis exposed to laser or high intensity light, the photofrin on thecancer cells become active and kill the tumor cells. Doctors insert afiber optic cable into the patient's chest, and turn on the light onthe chest area. 2. How does the light work?The light interacts with the drug, creating a special kind of oxygenthat eats away the cancerous cells. Timing and aim are critical in PDT,it takes some time for the drug to actually concentrate in the cancercells and leave the normal cells. When applied at the right time thelight only affects the cancerous cells without disturbing the normalcells.3. What are the drawbacks of photodynamic therapy?The main drawbacks of this therapy are that the laser light is not verystrong, typically only penetrating three centimeters or so, so PDT isbest used against tumors that are close to the skin or on the surfaceof the internal organs, for tumors that have penetrated deep into theorgans it might not be of significant help. The drugs used in this typeof therapy are often absorbed by healthy cells as well, but usuallydissipates very quickly, allowing them to regenerate where thecancerous cells had taken over.4.What are the side effects of photodynamic therapy ?There are also significant side effects. The major side effect isphotosensitivity to sunlight {increased sensitivity to sunlight}, so apatient must avoid the sun for up to six weeks or risk sun damage.Furthermore, many patients report a metallic taste in their mouthsaccompanied by severe nausea. Nevertheless, this radical new treatmenthas demonstrated a marked improvement in many of the clinical trials,but is yet to be approved for general use. Article Tags: Commonly Asked Questions, Photodynamic Therapy, Commonly Asked, Asked Questions, Cancerous Cells
Photodynamic,Therapy,for,Mesot