“…3 At risk of beating what is for us an old drum, we are not certain how many of the parameters for which the authors demonstrated a statistically significant difference with p-valueswith a small sample and no adjustmentshave clinical significance to patient care. 5 Primary angle closure disease has a dynamic component, which may or may not be alleviated with an LPI. 6,7 Post-laser gonioscopy will tell us which angles have 'improved'; there are a number of angles which remain 'abnormal' after LPI, but we still lack a post-laser natural history to know whether these eyes remain at risk for angle closure complications.…”