Figure 3From: High-resolution optical coherence tomographic imaging of osteoarthritic cartilage during open knee surgeryRepresentative optical coherence tomography (OCT) image (a) and the corresponding histology (b) of mild to moderate osteoarthritic knee cartilage. Regions of lost back scattering are noted in the OCT image. These regions correlate with abnormalities detected on the corresponding histology (b). Areas of hypocellularity are indicated by the red arrows.Back to article page