I did a pct test today which reads positive. what does it mean? it also gives a lot of other details i would like to understand. could you please help

Talk to your doctor: Porphyria cutanea tarda is often a hereditary abnormality that affects, in particular, the skin and the liver. It can be precipitated by a number of factors. It also may be associated with hepatitis C. It is important that you have a thorogh evaluation by your physician who can then prescribe treatment and advise you on its management