Please be aware that this questionnaire is not intended as a diagnostic tool. The following questions are not intended to be a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of your physician or other qualified health provider with any questions you may have regarding a medical condition.
The following questions are intended to help you check if you "might" have the SELENBP1 mutation. If your answer to most questions is "Yes" and you have the characteristic odors (Rotten egg, cabbage or fecal odor) stemming from the breath or nose, then it might be a possibility.
You can print out a copy of the this screening questionnaire and take it with you to your doctor or specialist. You can then consider asking you doctor for a referral and taking the SELENBP1 test at the Radboud hospital in The Netherlands.
For more information about SELENBP1: Nature Genetics, Vol. 50, January 2018, p.120-129 and https://www.youtube.com/watch?v=AZ4xMVXhfxA