Pseudohyponatremia of Multiple Myeloma is True Hyponatremia
Pseudohyponatremia of Multiple Myeloma is True Hyponatremia
Hypothesis: the hyponatremia of multiple myeloma (m.m.)is true and not pseudohyponatremia by
 using the stewart approach to acid - base interpretation, would like to show that the
 positive charged m- proteins produced in m.m.result in true hyponatremia.
Inclusion Criteria:

 -  patients with multiple myeloma