Impact of minimal taper canal preparation on the adaptation of glass fiber posts.

Researchers compared how well a small glass fiber post adapted to minimally prepared root canals using two different taper configurations (4% and 7%). Both canal preparations preserved tooth structure but created insufficient space for passive post placement without additional enlargement.

A plain-English summary of the study's own findings — we don't add our own claims or interpretation. Read the full paper for the complete methods and results, and apply your own clinical judgement.