2015-11-10 09:15. Creatinine consists of serum creatinine and urine creatinine and it often refers to serum creatinine which is an important indicator to reflect kidney functions for CKD patients. Persistently high creatinine levels are most possibly caused by kidney problems.
The primary structures of the lymphatic and immune systems in the lower extremities are the lymph vessels. The large bones of the leg are also important, as these contain bone marrow that produces a large number of lymphocytes.\\n\\nThe lymphatic system works closely with the immune system.ymph Nodes. Lymph nodes are small, kidney-shaped organs of the lymphatic system. There are several hundred lymph nodes found mostly throughout the thorax and abdomen of the body with the highest concentrations in the axillary (armpit) and inguinal (groin) regions.
Lymph nodes are very small clusters of immune cells that function as part of the bodyâs immune system. There are more than 600 lymph nodes throughout the body, but the ones most frequently enlarged or swollen are the lymph nodes in the neck, under the chin, in the armpits, and in the groin.here are more than 600 lymph nodes throughout the body, but the ones most frequently enlarged or swollen are the lymph nodes in the neck, under the chin, in the armpits, and in the groin.