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Image Category: Fundamentals: Diagnostic Upper

impedance pH reflux episode

impedance pH study used for diagnosis of GERD

Posted on
09/08/2010
Image Categories
Fundamentals: Diagnostic Upper
Image Tags
gerd, impedance ph, reflux

A pediatric colonoscope

A pediatric colonoscope facilitates intubation of the jejunal limbs, particularly the afferent limb, after gastrojejunostomy.

Posted on
06/16/2010
Image Categories
Fundamentals: Diagnostic Upper, SAGES Manual
Image Tags
afferent limb, colonoscope, gastrojejunostomy, intubation, jejunal, limbs, pediatric

Retroflex the endoscope

Retroflex the endoscope to visualize the cardia. A. Perform this maneuver by deflecting the tip sharply back. An owl’s eye view of both pylorus and cardia may be seen as the tip crosses over the incisura. B. As the cardia is identified, move the tip in a

Posted on
06/16/2010
Image Categories
Fundamentals: Diagnostic Upper, SAGES Manual
Image Tags
cardia, endoscope, incisura, pylorus, retroflex

The second portion of the duodenum

The second portion of the duodenum is recognized by its concentric semicircular folds.

Posted on
06/16/2010
Image Categories
Fundamentals: Diagnostic Upper, SAGES Manual
Image Tags
concentric, duodenum, semicircular

The Pylorus

The pylorus is viewed from the gastric antrum. The endoscope is gently advanced while keeping the pylorus directly in the center of the visual field. Sometimes the pylorus will be observed to open and close. Position the endoscope ready to pass through th

Posted on
06/16/2010
Image Categories
Fundamentals: Diagnostic Upper, SAGES Manual
Image Tags
antrum, endoscope, gastric, position, pylorus

Advancing the Endoscope

As the endoscope is advanced, the lumen is kept in view. A gentle upward deflection of the tip helps the endoscope hug the lesser curvature.

Posted on
06/16/2010
Image Categories
Fundamentals: Diagnostic Upper, SAGES Manual

Patient Positioning

With the patient in the left lateral decubitus position, the endoscopist facing the patient, and the scope relaxed as described in the text, entry into the stomach will generally give a view oriented with the lesser curvature at 12 o’clock, the greater cu

Posted on
06/16/2010
Image Categories
Fundamentals: Diagnostic Upper, SAGES Manual
Image Tags
anterior, curvature, decubitus, endoscopist, lateral, patient, posterior, stomach

Upper Gastrointestinal Endoscopy

A. The endoscope is advanced down the relatively straight esophagus until the lower esophageal sphincter is identified. B. The lower esophageal sphincter often coincides with the transition from squamous epithelium (white) of the esophagus to mucosa (pink

Posted on
06/16/2010
Image Categories
Fundamentals: Diagnostic Upper, SAGES Manual
Image Tags
endoscope, epithelium, esophagus, mucosa, sphincter, squamous, stomach

The esophageal Opening

The esophageal opening is recognized as a simple slit at the base of the triangle formed by the glottis, just behind the arytenoid cartileges. The two piriform sinuses lie on each side of the esophageal opening.

Posted on
06/16/2010
Image Categories
Fundamentals: Diagnostic Upper, SAGES Manual
Image Tags
arytenoid, cartileges, esophageal, glottis, piriform, sinuses

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