[A case of open bite caused by thumb sucking].
D002508:Cephalometry; D002675:Child, Preschool; D005386:Fingersucking / Q000150:complications*; D006801:Humans; D007223:Infant; D007227:Infant Nutritional Physiological Phenomena; D008297:Male; D008310:Malocclusion / Q000209:etiology*