Nephritic syndromes are glomerular syndromes characterized by hematuria, hypertension, reduced urine output, and edema. Examples of nephritic syndrome include: Acute proliferative glomerulonephritisPostinfectious glomerulonephritisPoststreptococcal glomerulonephritisRapidly progressive glomerulonephritisCrescentic glomerulonephritis