PMC5646310_01
Flexible sigmoidoscopy showing a circumferential rectal ulcer with erythematous mucosa.
CRIGM2017-5278971.001.jpg
PMC5646310_01_CRIGM2017-5278971.001.jpg
fig1
However, there was a large area of ulceration and erythema involving most of the circumference of the rectal wall (Figures 1 and 2).
Flexible sigmoidoscopy showing a part of circumferential ulcer in the rectum.
CRIGM2017-5278971.002.jpg
PMC5646310_01_CRIGM2017-5278971.002.jpg
fig2
However, there was a large area of ulceration and erythema involving most of the circumference of the rectal wall (Figures 1 and 2).