Investigation of choice for diagnosing macular edema:-: (A) Biopsy, (B) FA, (C) Optical coherence tomography, (D) ERG
Answer is C. Optical Coherence Tomography Non-excisional "OPTICAL BIOPSY" Uses low coherence interferometry, employs michelson interferometer 830 nm infrared light, Super luminescent diode light source. Not very specific in hazy media and myopic discs