This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Anatomy of skin, Subject name: Dental
Cicatricial alopecia is seen in- 
Select and explain. 
A. DLE, B. Psoriasis, C. Alopecia areata, D. Lichen planus
A: DLE
Answer: A: DLE 
Explanation: Scarring hair loss, also known as cicatricial alopecia, is the loss of hair which is accompanied with scarring. This is in contrast to non scarring hair loss. It can be caused by a diverse group of rare disorders that destroy the hair follicle, replace it with scar tissue, and cause permanent hair loss. Ref Harrison20th edition pg 1234