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Clinical Neurology

Retinal Vessel Density and Retinal Nerve Fiber Layer Thickness: A Prospective Study of One-Year Follow-Up of Patients with Parkinson’s Disease

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Pages 3701-3712 | Received 29 Jun 2023, Accepted 14 Aug 2023, Published online: 22 Aug 2023

Figures & data

Figure 1 Schematic diagram of vascular stratification of OCTA.

Note: OCTA: optical coherence tomography angiography from left to right are superficial vessels (continuous linear distribution), middle vessels (reticulated distribution), and deep vessels (clustered distribution).
Figure 1 Schematic diagram of vascular stratification of OCTA.

Table 1 Demographic and Clinical Data of PD Group and Control Group

Table 2 RNFL Thickness and Vascular Density Parameters in the Two Group

Figure 2 Comparison of RNFL thickness between the two groups. (AC) Control group; (DF): PD group; (A and D) RNFL thickness chart, blue and green indicate thinner areas, yellow and red indicate thicker areas; (B and E) RNFL thickness profile, the area marked by red lines is RNFL; (C and F) RNFL thickness line diagram.

Figure 2 Comparison of RNFL thickness between the two groups. (A–C) Control group; (D–F): PD group; (A and D) RNFL thickness chart, blue and green indicate thinner areas, yellow and red indicate thicker areas; (B and E) RNFL thickness profile, the area marked by red lines is RNFL; (C and F) RNFL thickness line diagram.

Figure 3 Comparison of vascular density between PD group and control group. (A and C) vessel length density; (B and D) vascular perfusion density; (A and B) control group; (C and D) PD group.

Figure 3 Comparison of vascular density between PD group and control group. (A and C) vessel length density; (B and D) vascular perfusion density; (A and B) control group; (C and D) PD group.

Figure 4 Comparison of RNFL thickness and vascular density between PD group and control group.

Figure 4 Comparison of RNFL thickness and vascular density between PD group and control group.

Table 3 Correlation Analysis Between RNFL Thickness Vascular Density and Disease Severity in PD Group

Table 4 Follow-Up RNFL Thickness and Vascular Density in Patients with Parkinson’s Disease