PMC5577030_01
Sigmoidoscopy revealing (A) blood clots within rectum and large rectal varix with white nipple and (B) extensive feeder/collaterals (arrows) within the rectum.
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F1
Sigmoidoscopy revealed blood clots within the rectum and a large rectal varix with white nipple and extensive feeder/collaterals (Figure 1).
(A) Radial endoscopic ultrasound (EUS) showing large rectal varix with submucosal collaterals (arrows). (B) EUS-guided needle puncture (arrow) and deployment of a 10-mm embolization coil (arrowhead).
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F2
Radial endoscopic ultrasound (EUS) confirmed large rectal varix with submucosal collaterals that were then targeted and punctured using a forward-viewing linear array EUS and a 22-gauge needle, followed by deployment of a 10-mm embolization coil (Figure 2).
Repeat color Doppler showing absence of flow within variceal complex (circle).
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F3
Repeat color Doppler revealed the absence of flow within the collateral system (Figure 3).
Repeat sigmoidoscopy showing disappearance of large feeders and collapse of rectal varix.
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F4
Repeat sigmoidoscopy confirmed the disappearance of large feeders and the collapse of the rectal varix on sigmoidoscopy (Figure 4).