Differential distribution of manifest lesions in diabetic retinopathy by fundus fluorescein angiography and fundus photography

Table 6 The distribution of clinical signs at different diabetic retinopathy stages^a

Stages	Posterior pole	Superior	Superior temporal	Temporal	Inferior temporal	Inferior	Inferior nasal	Nasal	Superior nasal
Mild NPDR	MA	–	–	–	–	–	MA	MA	–
Moderate NPDR	MA He/Ex	MA	–	–	–	MA	MA	MA	–
Severe NPDR	IRMA NPA	IRMA NPA	–	–	–	IRMA NPA	IRMA NPA	IRMA NPA	IRMA NPA
PDR	NV	NV	–	–	–	NV	NV	NV	NV

^aFields in which the frequencies of clinical signs are significantly higher than or similar to those of the posterior pole are shown in this table
MA microaneurysms, He/Ex intraretinal hemorrhages/exudation, IRMA intraretinal microvascular abnormality, NPA capillary nonperfusion areas, NV neovascularization, NPDR nonproliferative diabetic retinopathy, PDR proliferative diabetic retinopathy

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