post infectious glomerulonephritis

Question 1

clinical presentation?

Answer 1

usually 10-21 days after Upper respiratory infection (postpharyngitic).
more common in children age 6-10 but can occur in adults.
gross hematuria.
adults can be asymptomatic or develop acute nephritic syndrome.

Question 2

diagnosis?

Answer 2

low C3 complement.
elevated antistreptolysin O and or anti-DNase B.
kidney biopsy with subepithelial humps consisting of C3 complement.

Question 3

prognosis?

Answer 3

good prognosis in children.

possible chronic kidney disease in adults.