Persistent fever in infants can be caused by infections, common reasons including viruses, bacteria, and mycoplasma.

Persistent head ringing may be caused by insufficient brain blood supply, often associated with hyperlipidemia.

What diseases in infants can cause persistent high fever?

If newborn jaundice recurs and does not heal after hospitalization, what could be the cause?

Persistent nosebleeds in children may be related to dry nasal mucosa or blood system diseases.

Persistent vomiting and abdominal sounds in infants may be symptoms of functional dyspepsia, and can be treated with pancreatin powder and probiotics.

Poor brain development in children may be due to various reasons leading to organic changes in brain tissue, common causes including brain atrophy, insufficient blood supply to the brain, and vascular sclerosis.

Possible causes and manifestations of poor digestive system function in infants and young children

Poor embryonic development can be caused by various factors, including chromosomal abnormalities, reproductive endocrine disorders, poor uterine environment, and reproductive immune issues.

Brain atrophy is a neurological and psychiatric disorder caused by tissue damage in the brain, commonly seen in the elderly and potentially leading to dementia.