spider dystrophy

A pigmented pattern macular dystrophy characterised by branching retinal pigmentation which appears as bilateral, symmetrical lesions that do not affect vision. Some cases may be associated with myotonic dystrophy

'spider' dystrophy

Macroreticular dystrophy A branching arachnoid pigmentary pattern seen in an AR form of retinal pigment dystrophy of the epithelium, appearing as bilateral, symmetrical lesions that do not affect vision.