Testing Procedures -
Convergence
Facing the patient, hold an object such as a pencil about 24 to 36 inches away from the patient. Instruct the patient to focus on the object and then slowly move the object closer to the patient at a steady rate, stopping 1 to 2 inches away from the patient's nose. The patient should demonstrate symmetrical convergence until the eyes symmetrically break away from the object. Document normal or abnormal responses.
Special Instructions and Considerations
- Let the adult patient know that the pencil may get blurry
- Pupillary constriction is observed with convergence
- The breaking away point should be 5 inches or less
- Note if one eye breaks away sooner, smoothness, etc.
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