<prompt> Earlier manifestation of Rickets is -CraniotabesRashitic rosaryHarrison groovePigeon chest  <response>: Ans. is A Craniotabes Ref : O.P. Ghai, 6e, p 127-129 5e, p 83, Nelson 17e, p 187-189.Cf of RicketsUsually manifest in 1st or 2nd year, rare below 3 months.Craniotabes is the earliest manifestation of Rickets.Large Anterior fontanelle.Bossing of frontal and parietal bones.Rachitic rosary Costochondral function prominent.Pigeon Breast Sternum projects forwardHarrisons groove Scoliosis kyphosis or lordosis can occur.Epiphysis of long bones widened.Anterior bowing of legs, knock knee and coxa vera. 