*The term koshtha is also used to refer to duodenum (grahani), which is the pivot of digestion.[Su.Sa.Nidana Sthana 7/6]<ref name=Susruta/> | *The term koshtha is also used to refer to duodenum (grahani), which is the pivot of digestion.[Su.Sa.Nidana Sthana 7/6]<ref name=Susruta/> |