In the case of plaque psoriasis, it makes up 80% of all cases. This one is the most common and is characterized by the traditional red rash and silvery scales. Patients are forced to deal with constant, intense itching and painful lesions. Researchers are working constantly to find better ways to treat psoriasis and hopefully one day there is a cure. People with psoriasis can turn to medical help, which usually includes a topical psoriasis cream and possibly light therapy. More severe cases are sometimes treated with medications. Some patients have found a home remedy for psoriasis, while others have chosen all natural methods for relief.