Hi Karina.

From memory, microdontia is more a symptom of other diseases/problems rather than a condition or disease in itself. This may be the reason why it is difficult to find a lot of information about it.

There will however, be many articles that mention microdontia in relation to other conditions such as Agenesis and microdontia of permanent teeth as lat...[Cancer. 2005] - PubMed Result

If you haven't already done so, do a pubmed search.

Good luck with it...

Steve