This treatise on clinical diagnosis provides an essential and basic clinical knowledge in medicine to the undergraduate as well as postgraduate students and medical practitioners. It is commonly believed that the basic clinical methods have not undergone change, though medical and diagnostic technologies have made tremendous strides in recent times. This edition of the book gives due attention to the orientation of basic clinical/diagnostic medicine in terms of the modern devices and advances.The book will be useful to all the undergraduate and postgraduate students who aspire to gain knowledge in clinical diagnosis based on the modern technological advancements. The book will also benefit the young clinicians in practice.