Very rare diseases. 

Various forms:

• primitive hypomagnesemias:

-        primary intestinal hypomagnesemia with secondary hypocalcemia [ MIM 602 014] 

-        primary familial hypomagnesemia with hypercalcemia and nephrocalcinosis without severe ocular involvement [MIM 248 250]

-        hypomagnesemia with hypocalciuria [MIM 154 020]

-        primary familial hypomagnesemia with normocalciuria and normocalcemia [MIM 611 718, 613 882]

• secondary hypomagnesemias in the context of a hereditary renal tubular disease with metabolic alkalosis, hypokalemia and urinary loss of salt:

-        [MIM 263 800] Gitelman syndrome

-        Bartter syndrome [MIM 241 200] 

-        variant antenatal Bartter syndrome

Their detailed description is found under their name.

Updated: March 2019