Hyponatremia (defined as serum sodium concentration <135 mmol/l) represents a previously unrecognized cause of osteoporosis, say researchers of a new study published in the Journal of Bone and ...

In response to the increased intravascular fluid volume, glomerular filtration rate and renal plasma flow increase ... as a more immediate cause of hyponatremia in SAH patients.

Hyponatremia commonly occurs in patients with aneurysmal subarachnoid hemorrhage. Two mechanisms have been proposed as causes: syndrome of inappropriate anti-diuretic hormone and cerebral salt ...