fig4
From: Use of fluorescence image-guided surgery and autofluorescence in thyroid and parathyroid surgery
![Use of fluorescence image-guided surgery and autofluorescence in thyroid and parathyroid surgery](https://image.oaes.cc/07b395cf-053c-47b6-bcfa-9f345710863f/5587.fig.4.jpg)
Figure 4. Near-infrared autofluorescence viewed using Fluobeam® LX (Fluoptics, Grenoble, France) of a normal parathyroid gland (long arrow) demonstrating clear differentiation from the thyroid gland (arrowhead).