Is 50ish considered very low, moderate or closer to normal.
To be clear: Do people with Celiac have low Immunoglobulin A, Qn, Serum levels
Yes, people who have a low Immunglobulin A level can have symptoms of celiac disease and likewise, people who have celiac disease can have low immunoglobulin A levels.....not all people will fit the bill, most some do, yes. 85-385 is a normal range, so 50 is low to moderately low.
This answer is satisfactory.