ultrasound scanning of abdomen and pelvis Right kidney size : 94*41mm. eri renal areas normal, renal capsule normal. cortical thickness, cortical echo pattern and corticomedullary differentiations are normal. Calculus measuring 18mm noted in the pelvis. No hydronephrosis and no mass lesions are seen. left kindey size : 94*45mm eri renal areas normal, renal capsule normal. cortical thickness, cortical echo pattern and corticomedullary differentiations are normal. Multiple calculi, largest measuring 8mm noted. No hydronephrosis and no mass lesions are seen. sir, my questions : is stone is having in both the sides or only the right side of kidney.