A COMPARATIVE STUDY OF COGNITIVE FUNCTION, PRE-OPERATIVE AND POST-OPERATIVE, IN PATIENTS UNDERGOING VALVULAR HEART SURGERY

Neurological complications linked to cardiac surgery have been acknowledged since the early days of the field.. Neurological dysfunction includes a spectrum which ranges from neurocognitive dysfunction to cerebrovascular accidents. Cognition is defined as a process of perception, memory and information processing which allows the individual to acquire knowledge, solve problems & plan for future. Cognitive dysfunction is thus an impairment of these processes.