IJRAP International Journal of Research in Ayurveda and Pharmacy 2277-4343 Moksha Publishing House 10.7897/2277-4343.1204121 A REVIEW OF SUSHRUTA SAMHITA NIDANA STHANA Kavita Kaushik * Himadri Arya Ruby Rani Aggarwal 11 -0001 132 136 In Ayurveda it is mentioned that __ampersandsignldquo;rogamado nirakshte tatoantram aushadham__ampersandsignrdquo; which means we understand the disease at first and then choose the drugs. Nidana Sthana is important as per Sarva Tantra Siddhant i.e., Karya Karan Bhav which means the effect always imitate the cause. It is a bridge between initial phase i.e., origin to outcome i.e., treatment of disease. Hence, it is given special importance in treatises of Ayurveda like Sushruta Samhita. The complete knowledge regarding the origin to pathogenesis helps to institute appropriate treatment and to suggest preventive measures. This paper is about Nidana Sthana of Sushruta Samhita, main treatise of Shayla tantra. __ampersandsignnbsp;Nidana Sthana is a second section among all six sections of Sushruta Samhita. The sixteen chapters of Nidana Sthana in Sushruta Samhita consist of various diseases involving Shalya as well as Shalakya. Nidana Sthana Samhita Sushruta Diagnosis