To the Editor: I was delighted to see the editorial entitled "Immediate Arteriography in Strokes" in the December 6 issue of the Journal. The importance of considering arteriography as part of the ...

The mean amount of contrast was 97 cc (range 6-350 cc), and the mean catheterization time (the time that the catheter was in place during diagnostic arteriography) was 25 minutes (range 4-119 ...