Chapter 13 Lower GI. Large Intestine Anatomy From Iliocecal valve (___________) _________...
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Transcript of Chapter 13 Lower GI. Large Intestine Anatomy From Iliocecal valve (___________) _________...
![Page 1: Chapter 13 Lower GI. Large Intestine Anatomy From Iliocecal valve (___________) _________ –Appendix Ascending colon.](https://reader036.fdocuments.in/reader036/viewer/2022081501/56649d9c5503460f94a84f51/html5/thumbnails/1.jpg)
Chapter 13
Lower GI
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Large Intestine Anatomy
• From Iliocecal valve (___________)
• _________–Appendix
• Ascending colon
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Large Intestine Anatomy
• Hepatic flexure (___________)
• Transverse Colon
• Splenic Flexure (__________)
• Descending Colon
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Large Intestine Anatomy
• Sigmoid Colon
• ___________
• Anal canal–__________
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Large Intestine Anatomy
• ___________– Pouches of the large intestine
• ____________
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Colon Orientation
• __________ aspects
– Transverse and sigmoid
• __________ aspects
– Rectum, ascending, and descending colon
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Barium and Air Distribution_________
• Air within the _____ aspects– __________ and Sigmoid
• Barium within the _______ aspects–Rectum, Ascending, and __________
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Barium and Air Distribution________
• Air within __________aspects–Rectum, Ascending, and Descending
• Barium within ____________–Transverse and Sigmoid
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Intestine Purpose
• ___________– Primarily done in Small
• __________ – Primarily done in Small
• ___________– Primarily done in Small
Some done in Large
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Moving it
• Elimination (____________) – Large Intestine
• Movement – ___________Small and Large–____________churning in Large
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Barium Enema
• Patient prep–NPO __________–Bowel prep
• __________________• Cleansing enema
• ________________________
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Contraindications to Laxatives
• Gross ____________
• Severe _____________
• Obstruction
• Inflammatory Condition– _______________
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Room prep
• ___________
• Gloves
• Have everything ready ___________
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BE Equipment
• Determine if it’s ____________ Contrast
• Enema tip–Single or Double–Check ___________–_____________
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Barium Prep
• Barium bag–Mixed with __________–_________– Scald mucosal linings–Bag should not be more than ___ above
the table
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Tip Insertion
• _____________________________
• Have Barium ___________up to tip
• Place pt in ____________ position
• Lubricate tip
• Have _____________and blow it out
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Here It Comes!!
• On _____________ insert tip into rectum– Toward __________ then anterior/superior
• Insert only 3 – 4 cm _____________
• DO NOT ____________
• Some rads will want to insert and some want you to inflate.
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During Fluoro
• Assist the _____________• Control the ______________• Help the patient roll• _______________• Prepare for the worst and hope for the
best
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After The Radiologist Leaves
• Work _____________
• ____________ the patient
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Once your overheads are done
• Ensure you did not ______________
• Place the enema bag on __________
• Drain as much as possible into ________
• Assist the patient to the _____________
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Barium Contraindications
• Any possibility of a ____________
• Bowel _________
• If there is a contraindication–__________________contrast is used.
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Other than the routine
• ___________
• Colostomy
• ___________
• Un-prepped
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BE Imaging
Routine• Scout kV – 75-80• AP kV - 100• RPO (RAO) kV - 100• LPO (LAO) kV - 100• Lt Lateral kV - 100• AP and/or PA Axial kV - 100• Post Evac kV – 75-80
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AP / PA BE
• Position as a _____________
• Center at crest
• Have pt ____________
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RPO
• _____________
• Center at crest or ______
• Center to mid body mass
• Shows ______________
• Same as __________
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LPO
• ____________
• Center at ___________
• Shows ______________
• Same as __________
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Lateral Rectum
• Place pt on side (____________)
• Center at _______________
• Shows rectum
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AP Axial(Butterfly)
• Supine
• _______________
• Center ________________
• Mid sagittal
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PA Axial
• Prone
• ____________
• Center at ___________
• Mid sagittal
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Post Evac
• PA or AP
• Position as a routine ________
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Air Contrast Additional Positions
• Right and Left Decubitus
• X-table Rectum
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Right Lateral Decubitus
• Place patient in true ____________• Using a __________holder place center of
the cassette at the _____________• Center CR to cassette• Ensure arms are up• Shows ____________ levels
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Left Lateral Decubitus
• Position patient in true ___________
• Center as RLD
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X-table rectum
• Lie the ____________
• CR to go ___________ the table
• Center at __________ and mid coronal