99250-3

LOINC code 99250-3 identifies "Level of difficulty doing usual activities because of halos when not wearing corrective lenses in past 7 days". It measures Level of difficulty doing usual activities because of halos when not wearing corrective lenses in past 7D in ^Patient.

This code measures Level of difficulty doing usual activities because of halos when not wearing corrective lenses in past 7D in ^Patient. It belongs to the SURVEY.PROWL class in the LOINC classification.

LOINC (Logical Observation Identifiers Names and Codes) is a universal standard for identifying laboratory and clinical observations. It is maintained by the Regenstrief Institute and used worldwide for health data exchange.