All included subjects were subjected to the following:
History details and demographic data: Personal history (sex, age, occupation, residence, marital status, and special habits of medical importance), history of present illness (beginning, course, duration of the disease, progress, symptoms, exacerbating, and relieving factors), past history of similar lesions, skin cancer, systemic disease or drug history and family history of LP or autoimmune disease.
Physical examination: An overall assessment involving weight, height, body mass index (BMI) estimation, and blood pressure measurement. Clinical skin examination: a complete dermatologic examination was performed to determine cutaneous LP and to determine the extent and distribution of the disease.