However, they are probably best known for the roles they play in the immune systemâs defense against disease-causing organisms. 1  As part of the immune response, cytokines exert their influence over various white blood cells (leukocytes), including lymphocytes, granulocytes, monocytes, and macrophages.
Renal parenchymal echohenicity is a kind of imaging terminology, which can present some renal abnormalities. In most condition, increased renal parenchymal echogenicity indicates that there is a certain degree of kidney damage or renal parenchymal inflammation.
Renal Ultrasound. Your doctor has requested an ultrasound of your kidney. Ultrasound is a procedure that uses sound waves to see inside your body. This procedure is used to detect a mass, cyst, kidney stone or other obstruction in the kidney. At Cedars-Sinai Medical Center's S. Mark Taper Foundation Imaging Center, we have a specialized team of physicians, nurses, and technologists who are experts in ultrasound radiology.