The Compendium of Caraka 6.26.131

6.26.131

teṣāmabhivyaktirabhipradiṣṭā śālākyatantreṣu cikitsitaṃ ca/
parādhikāre tu na vistaroktiḥ śasteti tenātra na naḥ prayāsaḥ//
iti netraroganidānam/
tejo 'anilādyaiḥ saha keśabhūmiṃ dagdhvā++āśu kuryāt khalatiṃ narasya/
kiṃcittu dagdhvā palitāni kuryāddhariprabhatvaṃ ca śiroruhāṇām//

Their manifestations and treatment have been fully explained in the treatises on minor surgery; / an extensive description in the province of another is not approved, therefore no effort of ours is made here. / Thus ends the etiology of eye diseases. / Pitta, along with vāta and the others, burning the scalp, rapidly causes baldness in a person; / but slightly burning, it causes greying and tawny colour of the hair.