Urdhwajatrugata Vyadhi (disease of the supra clavicular region) and Indralupta {Alopecia Areata (AA)} are characterised by patchy hair loss in the area that bears hair. such as the beard and scalp. According to Sushruta Acharya. vitiated pitta and vitiated vata together cause Indralupta (AA). https://www.chiggate.com/willow-hybrid-tree-sale/