SURGEONS SHOULD NOT UNDERESTIMATE THE PROCESS OF NEUROADAPTAION .FOCUS ON PATIENTS LIFESTYLE, EXPECTATIONS, PROFESSION, HABITS . SINCE THE VISUAL CORTEX HAS NO PRE WIRED CIRCUITRY WITH WHICH TO DIGEST THE INFORMATION FROM MULTIFOCALITY, THE BRAIN REQUIRES A PERIOD OF ADJUSTMENT WHICH IS VARIABLE SAY 90 DAYS TO ONE YEAR. THESE PROCESSES ARE AT THE CELLULAR LEVELS IN BRAIN AND AS A RESULT OF NEW FOCI CREATED RELEASES NEUROTRANSMITTERS FOR REJECTION. PRIOR TO THE SIXTH ORDER, THE LATERAL GENICULATE NUCLEUS AND ALL OF THE CORTICAL NUCLEI ORGANIZED INTO ALTERNATING OCULAR DOMINANCE COLUMNS ARE MONOCULAR. WITH MULTIFOCAL LENSES, FOCAL MULTIPLICITY IS INTRODUCED TO THE VISUAL SYSTEM LONG BEFORE THE SIXTH ORDER AND PRESENTS THE VISUAL CORTEX WITH AN UNPRECEDENTED CHALLENGE. ESTABLISHED NEURAL CIRCUITS ARE NOT WIRED TO PROCESS A MONOCULAR IMAGE THAT IS PARTIALLY FOCUSED AND DEFOCUSED. PATIENTS COUNSELLED TO CONSIDER THE TRADE-OFFS THEY ARE WILLING TO MAKE TO BE FREE OF SPECTACLES .
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