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. 2017 Nov 17:709–842. doi: 10.1016/B978-0-323-44329-6.00012-7

Fig. 12.21.

Fig. 12.21

Endoscopic image of the pylorus in the foal depicted in Fig. 2, 2 months after surgery. Note the extremely small pyloric opening, which had formed a mechanical obstruction to gastric outflow.