Gitelman's Syndrome differs from Bater's Syndrome in all except:
Less common
Later age of presentation
Prominent neuromuscular signs and symptoms
Generally milder clinical course
Gitelman's syndrome is more common than Bater's syndrome and has a generally milder clinical course with a later age of presentation. It is characterized by prominent neuromuscular symptoms and signs, including fatigue, weakness, carpopedal spasm, cramps, and tetany.
Bater syndrome, Gitelman syndrome, Liddle and Comparison with SIADH