Patient's question:
NoDoctor's answer:
Mainly manifests symptoms in the mental and neurological aspects, such as irritability, disobedience, and crying, with a grumpy temperament; sleep disturbances, such as difficulty falling asleep, night terrors, and early awakening, followed by crying upon waking; excessive sweating leading to bald spots on the head, and many babies have a large fontanel when they are calcium-deficient, with a ping-pong-like sensation in the skull.