Table 1

Clinical information of the three patients with MacTel

Patient	Age	Gender	Family history		MacTel eye	Less-affected eye
1	61	Male	Twin brother (patient 2) affected		OD	OS
2	61	Male	Twin brother (patient 1) affected		OD	OS
3	37	Male	None		OD	OS
	Visual acuity		Ophthalmoscopic features		Fluorescein angiographic features
	OD	OS	OD	OS	OD	OS
1	20/150	20/20	Pigment deposit, temporal greying	None	Temporal leakage	Normal
2	20/400	20/25	Greying, atrophy, cystic changes	Trace temporal greying	Early hyperfluorescence, late leakage throughout	Subtle temporal leakage
3	20/50	20/25	Retinal greying, right angle vessels, cystic changes	Subtle pigmentary stippling near fovea	Temporal leakage	Normal