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. 2022 Apr 1;17:146. doi: 10.1186/s13023-022-02295-9

Fig. 5.

Fig. 5

Full field electroretinogram findings of TTLL5. P1 demonstrated subnormal and delayed rod responses with decreased cone amplitudes and implicit time delay, consistent with a diagnosis of cone–rod dystrophy. P2 presented with normal rod response and cone response with decreased amplitude but no implicit time delay, consistent with cone dystrophy. A control patient was provided as reference