Porphyria Cutanea Tarda
It is a term encompassing a group of familial and acquired disorders in which there is a deficiency in the activity of the heme synthetic enzyme uroporphyrinogen decarboxylase. Heme is the most important and vital molecule of our body, associated with the hemoglobin, which carries the oxygen in the blood. The signs can be first misinterpreted as photosensitive blisters. Apart from the enzyme, there are a number of both genetic and environmental risk factors that are associated with this disorder. Avoiding sun exposure, smoking and the use of alcohol may reduce the chances appearance of this type of condition.
