Which of the following is not true about berger's disease

Which of the following is not true about berger’s disease

a.The pathological changes are proliferative and usually confined to mesangial cells; usually focal and segmental

b. Hematuria may be gross or microscopic

c.On immunofluorescence deposits contain with IgA and IgG

d…Absence of associated proterinuria is pathognomic

ans:d…Absence of associated proterinuria is pathognomic