Sacroiliac joint pain Sacroiliac joint pain is a common cause of buttock and lower back pain ((Wu L, Varacallo M. Sacroiliac Joint Injection. . In:
What is Salter Harris fracture Salter-Harris fracture also called growth plate fracture or physeal fracture, refers to fractures through a growth plate (physis) and are
What are rheumatoid nodules Rheumatoid nodules are firm, noticeable lumps that form underneath the skin of some rheumatoid arthritis patients. Rheumatoid nodules generally form on
What is the rhythm method The rhythm method is also called the calendar method or the calendar rhythm method, is a form of natural family
What is reverse transcriptase Reverse transcriptase is an enzyme found in HIV (and other retroviruses). HIV uses reverse transcriptase to convert its RNA into viral
What is rhinovirus Rhinovirus C, along with rhinoviruses A and B, is a leading cause of common colds. Rhinoviruses (rhin means "nose") can also cause
What is rheumatic fever Rheumatic fever is a autoimmune inflammatory disease that affects many of the body's connective tissues especially those of the heart, joints,
What is nephroptosis Nephroptosis (nephro = kidney; ptosis = falling) is also called floating kidney or wandering kidney, is an inferior displacement or dropping of
What is the renal pelvis Renal pelvis is a flat, funnel-shaped urine-carrying tube and it is simply the expanded superior part of the ureter. Branching extensions
What is reticulocyte count Reticulocytes are newly produced, relatively immature red blood cells (RBCs). Reticulocytes are "young" red blood cells that are released by the