CPT® Code 92202

Ophthalmoscopy, extended; with drawing of optic nerve or macula (eg, for glaucoma, macular pathology, tumor) with interpretation and report, unilateral or bilateral

Extended ophthalmoscopy is a specialized diagnostic procedure that involves a comprehensive examination of the internal structures of the eye, particularly the back of the eye, known as the fundus. This examination is more detailed than a standard intermediate or comprehensive ophthalmological exam and is specifically designed to assess severe posterior segment pathologies. During the procedure, the physician administers eyedrops to dilate the pupil and anesthetize the surface of the eye, facilitating a clearer view of the internal structures. An ophthalmoscope, which resembles a flashlight, is utilized to project a beam of light through the dilated pupil, allowing the physician to examine the retina, optic disc, choroid, and blood vessels through various tiny lenses. Additionally, a slit lamp microscope may be employed to enhance the examination. The physician meticulously examines the back of the eye and creates a detailed drawing of the optic nerve or macula, which is essential for documenting the extent of any retinal detachment, the location of holes or tears, areas of traction, vitreous opacities, hemorrhaging, lesions, or tumors. This documentation is crucial for specific conditions such as glaucoma, where the physician must identify various characteristics of the optic nerve, including cupping, disc rim, pallor, slope, and any surrounding pathology. The procedure culminates in the generation of an interpretation report that summarizes the findings, conclusions, and impressions derived from the examination, ensuring that all relevant details are captured for further evaluation and management.