Our expert says:
See this website: http://www.porphyria.uct.ac.za/patient/pat-home.htm
Porphyria is an inherited disease, where there is a metabolic abnormality ( you don't have the enzymes needed for the breakdown of the hemoglobin part of the red blood cells, causing a build up of porphyrins in the blood). The best treatment of marks on the hands is to prevent the blisters and dermatitis caused by sunlight. Marks left are usually scar tissue. Using tissue or bio oil may help?
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