Clinical diagnosis and identification of IgA nephropathy?

How clinical diagnosis and identification of IgA nephropathy? IgA nephropathy is a unique glomerular nephropathy, IgA nephropathy, other nephropathy, confirmed IgA nephropathy must have a pathological examination of renal biopsy immune.
Of course, at the time of diagnosis is more common diagnosis, such as young men or microscopic hematuria and (or) asymptomatic proteinuria in patients with occurrence of pharyngitis synchronization hematuria, should be considered from the clinical IgA nephropathy may however still You must do the renal biopsy diagnosis.
How clinical diagnosis and identification of IgA nephropathy? IgA nephropathy diagnosis is often confused with some other kidney, then they need to IgA nephropathy and some other kidney differentiated. Mainly to identify with the following diseases:
Allergic purpura nephritis: Patients may present with microscopic hematuria or gross hematuria. Renal biopsy may have the same broad primary IgA nephropathy the mesangial area IgA deposition. However, the HSPN patients often typical skin purpura, abdominal pain, joint pain performance.
Thin basement membrane nephropathy: thin basement membrane nephropathy main clinical manifestations of recurrent hematuria, urine Pf4 level can help with IgA nephropathy identify. Must depend on renal biopsy electron microscopy to check the with IgA nephropathy identification.
3. Streptococcal infection acute glomerulonephritis: IgA nephropathy is also likely to occur in young males in upper respiratory tract infections (acute tonsillitis) hematuria may have proteinuria, edema and hypertension, or renal damage .
4 non - IgA mesangial proliferative glomerulonephritis: non-IgA mesangial proliferative glomerulonephritis with IgA nephropathy is difficult in clinical identification. To rely on the renal biopsy immune pathological examination to identify.