The syndrome of inappropriate secretion of antidiuretic hormone (SIADH) was documented in a neonate with bacterial meningitis. Excessive administration of fluids lead to hyponatremia, hyperosmolality of the urine, and inappropriate natruresis which responded to fluid restriction.
Reynolds DW, Dweck HS, Cassady G. Inappropriate Antidiuretic Hormone Secretion in a Neonate With Meningitis. Am J Dis Child. 1972;123(3):251-253. doi:10.1001/archpedi.1972.02110090121021