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Fig. 1 | BMC Gastroenterology

Fig. 1

From: 3D high-resolution anorectal manometry in patients with perianal fistulas: comparison with 3D-anal ultrasound

Fig. 1

Normal 3D-HRAM. The 3D and 2D pressure profile in rest (a) and during contraction (b). Legend: The puborectal muscle (PR) muscle is seen in the middle of the 2D profile. ANT = anterior, POST = posterior, L = left and R = right. The white line in the cylinder is “cut” and unrolled to obtain the 2D image, so that the anterior is on both sides (ANT) of the 2D-image

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