Table 1.

Significance of hematuria in glomerular disease.

Disease	Significance
Lupus nephritis	Classical symptom Marker of activity [19]
ANCA-associated vasculitis	Classical symptom Marker of activity Marker of risk to relapse after response to therapy [20]
Disorders of collagen IV α345	Classical symptom
IgAN	Classical symptom Marker of activity Probable implicated in progression of the disease Implicated in AKI associated to gross hematuria [21] Probable risk factor to progression to ESRD [22]
Other primary glomerulopathies	Classical symptom Marker of activity [19]