The signs and symptoms of lichen planus vary depending on the areas affected. Typical signs and symptoms are:  Purplish, flat bumps, most often on the inner forearm, wrist or ankle, and sometimes the genitals Itching Blisters that break to form scabs or crusts Lacy white patches in the mouth or on the lips or tongue Painful sores in the mouth or vagina Hair loss Change in scalp color Nail damage or loss 
signs symptoms lichen planus vary depending areas affected  typical signs symptoms are:  purplish  flat bumps  inner forearm  wrist ankle  genitals itching blisters break form scabs crusts lacy white patches mouth lips tongue painful sores mouth vagina hair loss change scalp color nail damage loss 
lichen planus