1. What is malnutrition? To define malnutrition, an expert panel of the International Society of Renal Nutrition and Metabolism (ISRNM) has recommended the use of the term “protein-energy wasting” (PEW)…

1. What is the typical lipid profile in patients with chronic kidney disease (CKD)? Dyslipidemias are common in patients with CKD, those on dialysis (both hemodialysis and peritoneal dialysis), and…

1. What is the relationship between the decrease in the glomerular filtration rate and cardiovascular disease? Patients with chronic kidney disease (CKD) have a substantial increase in risk for death…

1. What is chronic kidney disease–mineral and bone disorder (CKD-MBD)? CKD-MBD is a systemic disorder of mineral and bone metabolism resulting from CKD that may be manifested by either one…

1. What causes anemia in patients with kidney disease? The anemia of chronic kidney disease (CKD) is primarily caused by deficiency of erythropoietin (EPO). The kidneys are the major source…

1. What is the definition of chronic kidney disease (CKD)? CKD is defined as the presence of kidney damage or decreased kidney function (defined as estimated glomerular filtration rate [eGFR]…

1. How common are kidney stones? In industrialized countries, approximately 12% of men and 7% of women will form at least one kidney stone in their life, and the prevalence…

1. What is obstructive uropathy? Obstructive uropathy is structural or functional interference of normal urine flow anywhere along the urinary tract. Obstructive uropathy can be acute or chronic, partial, or…

1. What is nephrotic syndrome? Nephrotic syndrome is one of the most rigidly defined entities in clinical medicine. The term is not a specific diagnosis, but instead represents a cluster…

1. What is the syndrome of acute glomerulonephritis? Acute glomerulonephritis is an acute kidney injury (AKI) syndrome characterized by the sudden onset of edema and new-onset or worsening hypertension. Urinalysis…