Do you have any patients reacting to quinoa? Is quinoa consumption totally safe for celiac and for non-celiac gluten sensitivity patients? How would you approach a case where a patient is complaining about quinoa?

Arsenic in brown rice

I have read that there is arsenic in brown rice. What about brown rice flour? As a celiac, brown rice and/or brown rice flour are consumed daily. Advice or any recommendations?

Alopecia Areata

Is there any relation between alopecia areata (AA) and celiac disease?
Is it one of the symptoms of celiac disease, or is it affected by celiac disease?