Arrange in Order the Changes That Occur in the Kidneys

Arrange in order the changes that occur in the kidneys during polycystic kidney disease (A-G). (Enter the letter of each step in the proper sequence; do not use commas or spaces.)
A) Blood leaks into the cysts.
B) An outpocketing of the nephron tubule walls takes place.
C) The cysts develop blood vessels.
D) Hyperplasia of renal epithelial cells occurs.
E) The cystic walls stretch causing excruciating pain.
F) Gross hematuria occurs.
G) Glomerular filtrate accumulates in cysts.