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.
Amorphous echogenicity, devoid of structural definition of the corticomedullary complex, was present bilaterally. Carcinoma of the lungs causing enlarged kidneys small kidneys in 10, loss of corticomedullary differentiation in 4, increased echogenicity in 19).