Muscular hypotonia as an onset manifestation of Tuberculosis meningitis in an HIV-negative patient

Severe hyponatremia as the presenting manifestation of primary empty sella syndrome

Severe hyponatremia is associated with neurological impairment and mortality. Furthermore, severe hyponatremia can be the first presentation of several diseases. Therefore, an appropriate investigation for the underlying causes of hyponatremia apart from the proper correction of sodium levels, might lead to a diagnosis of occult diseases.