Kondo A, Koyama T, Ishikawa J, Iwaki K, Yamasaki T
Neuroradiology. 1979 Apr 26;17(4):227-9. doi: 10.1007/BF00342754.
A ruptured saccular aneurysm of the azygos pericallosal artery was found and clipped successfully in a woman of 47 years. Aneurysm of an azygos pericallosal artery is extremely rare.