This document describes and shows images of various pathologies that can cause calcification or ossification within the bronchi, a condition known as broncholithiasis. It includes images showing calcified lymph nodes, foreign bodies, tumors, and other conditions that have led to intraluminal calcification within the bronchi visible on CT scans. The images demonstrate how different diseases can produce similar appearances of intraluminal calcifications or ossifications that are visible on radiographs.