Results of 25 photographs of the erectile penis taken by 25 pts themseves showed 21/25 penis (84%) were straight, 2 (8%) right offset, 2 (8%) left offset, but all of angles were not higher than 30 degrees.
Có 25 BN tự chụp được ảnh lúc dương vật đang cương, cho thấy 21 (84%) thẳng, 2 (8%) cong lệch phải, 2 (8%) cong lệch trái, tất cả góc cong đều < 30 o.