78660 Nuclear examination of tear flow
Radiology
Also known as: tear flow study, lacrimal imaging
Tear flow imaging performed to assess lacrimal gland function and tear drainage using nuclear medicine.
Clinical Context
Evaluates lacrimal gland function and tear drainage to diagnose dry eye syndrome and lacrimal obstruction.
RVU Breakdown
| Work RVU | 0.52 |
| Practice Expense RVU | 3.40 |
| Malpractice RVU | 0.05 |
| Total RVU | 3.97 |
Est. Medicare Payment
$132.60
National estimate based on 2026 CMS PFS Conversion Factor ($33.40). Actual payment varies by locality (GPCI adjustment).
Specialties
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CPT® is a registered trademark of the American Medical Association. Data sourced from CMS Physician Fee Schedule RVU26A. Descriptions, synonyms, and clinical context are original content by RVU Edge.