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laser recanalization of obstructing adenocarcinoma in 19 patients resulted in a longer dysphagia-free interval when compared with historical controls treated with laser alone.1 ' In another study, 67 patients with unresectable esophageal or gastric cardia cancer were randomized to observation versus

Figure 22-1 Endoscopic appearance of a distal adenocarcinoma before (j4) and 3 days after (B) a single laser session. The views are proximal to (top) and within (bottom) the tumor stenosis.

Figure 22-1 Endoscopic appearance of a distal adenocarcinoma before (j4) and 3 days after (B) a single laser session. The views are proximal to (top) and within (bottom) the tumor stenosis.

Figure 22-2 Plastic prostheses. From left to right: Celestin tube (Medoc Ltd. Tetbury, UK); Atkinson tubes (Key Med Inc.; Spring Valley, NY); uncuffed and cuffed Wilson-Cook silicone tubes (Wilson-Cook; Winston-Salem, NC); Montgomery salivary tubes (E. Benson Hood Laboratories; Pembroke, MA).

Figure 22-3 Self-expanding metal stents: A, Gianturco Z-stent (Wilson-Cook, Winston-Salem, NC); B, Wallstent I (Boston Scientific); C, Wallstent II (Boston Scientific); D, Ultraflex (Boston Scientific); E, EsophaCoil (Instent).

TABLE 22-2 -- Self-Expanding Metal Stents

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Constipation Prescription

Constipation Prescription

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