Rognidan-Vikrutividnyan is the foundation of all the clinical subjects. The subject helps you to understand in depth the disease (Vyadhi-vidnyanam) & its pathogenesis (Samprapti Vidnyanam), the art & science of the clinical examination methods (Aatur or Rugna Parikshan Vidhi); the signs & symptoms or clinical features of the disease, the required investigations (Vyadhi pariksha vidhi) & the interpretation of their results as well.

                          Vikriti Sharir that is Vikriti vigyan corresponds to etiology, sign & symptoms, complication and prevention of diseases. Subject also incorporates different kinds of diagnostic tools and investigation.