The Aegis Medquiz is a preliminary round quiz organized by Saurav Biswas and V.M. Rajamani at Gandhi Medical College, Hyderabad. It includes a variety of questions related to anatomy, historical medical treatments, psychological phenomena, and famous medical personalities, aimed at testing participants' knowledge in a fun and engaging manner. Key rules include no negative marking, the importance of writing names, and encouraging questions to the quizmaster.