Garudapurana 1.167.30

1.167.30

vāyorāvaraṇaṃ vāto bahubhedaṃ pracakṣate /
pittaliṅgāvṛte dāhastṛṣṇā śūlaṃ bhramastamaḥ //

Wind is said to have many varieties of occlusion (āvaraṇa). / When occluded by symptoms of pitta, there is burning sensation, thirst, colic, vertigo, and darkness of vision;