Comment by MrGilbert

However, as it can be a valid indicator for ADHD, it is fine to do a test, like[1] offers. It's difficult to diagnose adults, but I was surprised to see a quite high rate of matches in the test. I share the same "problems" as OP: I quit projects because I was able to solve the problem at hand.

[1]: https://www.adxs.org/en/