Abstract thinking intself is a form of fast-imagination.
Imagination and Creativity are linked with each other.
The ability to contemplate things that are not actually happening can contribute to mental health problems such as anxiety and delusions.-- see imagination in above link.
When I try intentionally to think visually, only then does lustful or worry-related images pop up
It's with everyone, not something special. Only thing is, person here is able to know that he is the one, who is developing these visualizations.
Conclusion:: If a person has high abstract thinking, he is more prone to cravings, delusions, worriness, if he is not fixated in sīla.
Reason:: He has more access to thinking process, hence without equanimous awareness, he will become more prone to unwholesomeness.