IJRAP International Journal of Research in Ayurveda and Pharmacy 2277-4343 Moksha Publishing House DOI: 10.7897/2277-4343.100480 UNDERSTANDING NIDAN IN AYURVEDIC PERSPECTIVE: A REVIEW Azmi Samima Chakraborty S.K. 11 -0001 29 31 Abstract All the Ayurvedic classics have discussed about Nidan very vividly because of the significance of the disease. It is of 2 types. According to chakrapanidatta-vyadhijanak and vyadhibodhak. Vyadhijanak nidan are the etiological factors of diseases. Vyadhibodhaknidan are the means of diagnosis. Nidan Dosha Dushya plays a significant role in the manifestation of each and every disease. In this context, nidan means eternal causative factors which includes faulty diet, lifestyle, accidental cause, doshas (Vata, Pitta, Kapha) considered as samavayikaran of endogenous diseases and dushya (Rasa etc), dhatus and malas which are vitiated by doshas. Diagnosis is never complete without the elucidation of all factors related with the disease. The knowledge of nidan is useful for diagnosis prognosis and treatment. A physician who initiates treatment without proper diagnosis of the disease may accomplish the described object only by chance. The fact that he is well acquainted with the knowledge of application of medicine does not necessarily guarantee his success. Keywords Nidan vyadhijanakhetu vyadhibodhakhetu samavayikaran. References