Normocalcemic hypoP - how does that work?  how is it diagnosed?  what are the symptoms?  does it cause bone loss?  is surgery the best option to address?

What are things that can mask hypoparathyroidism?  I've read undiagnosed/treated hypothyroidism - is there anything else?  http://www.ncbi.nlm.nih.gov/pubmed/6548840