Lichen Planus (Skin Disorder)

Patient: Hello Doctor,I was dignosed with Lichen Planus skin disorder around 3 years back, that time i had bumbs on my forearms and legs gradually it covered almost my whole body and presently there are no bumps on my body.But my whole body is covered with dark spots.I feel really helpless.Please help.

Symptoms: Bumps that turned into Dark spots.