# Bilious Emesis — GCMD Library living collection

Everything in the library about bilious emesis — built automatically from dossiers that name it.

Updated: n/a · 3 episodes · 55 cited statements

## Episodes
### Surgical Management
- [The Colorectal Quiz Episode 4: Classic Hirschsprung disease - Surgical Technique](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-classic-hirschsprung-disease-surgical-technique-3704) — podcast · 19:28 · [machine version](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-classic-hirschsprung-disease-surgical-technique-3704.md)
- [The Colorectal Quiz Episode 4](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-13864) — podcast · 19:28 · [machine version](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-13864.md)
- [The Colorectal Quiz Episode 4](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-13866) — podcast · 19:28 · [machine version](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-13866.md)

## Chapters
- [0:00](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-classic-hirschsprung-disease-surgical-technique-3704?t=0) Introduction and Case Recap (Ep 1)
- [2:31](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-classic-hirschsprung-disease-surgical-technique-3704?t=151) Preoperative Preparation and Approach Selection (Ep 1)
- [5:40](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-classic-hirschsprung-disease-surgical-technique-3704?t=340) Laparoscopic Setup and Biopsy Technique (Ep 1)
- [9:00](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-classic-hirschsprung-disease-surgical-technique-3704?t=540) Mesenteric Dissection and Frozen Section Requirements (Ep 1)
- [11:43](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-classic-hirschsprung-disease-surgical-technique-3704?t=703) Arterial Supply Management and Deep Pelvic Dissection (Ep 1)
- [12:51](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-classic-hirschsprung-disease-surgical-technique-3704?t=771) Transanal Dissection Technique (Ep 1)
- [15:31](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-classic-hirschsprung-disease-surgical-technique-3704?t=931) Pull-Through and Anastomosis (Ep 1)
- [17:12](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-classic-hirschsprung-disease-surgical-technique-3704?t=1032) Closing Remarks and Preview (Ep 1)
- [0:00](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-13864?t=0) Case Presentation and Introduction (Ep 2)
- [2:26](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-13864?t=146) Preoperative Planning and Laparoscopic Approach (Ep 2)
- [5:40](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-13864?t=340) Laparoscopic Technique and Biopsy (Ep 2)
- [10:48](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-13864?t=648) Mesenteric Dissection and Transanal Exposure (Ep 2)
- [13:54](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-13864?t=834) Pull-Through and Anastomosis (Ep 2)
- [17:19](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-13864?t=1039) Closing and Preview (Ep 2)
- [0:00](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-13866?t=0) Introduction and case presentation (Ep 3)
- [2:42](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-13866?t=162) Preoperative preparation and approach selection (Ep 3)
- [5:40](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-13866?t=340) Laparoscopic technique and biopsy (Ep 3)
- [10:48](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-13866?t=648) Mesenteric dissection (Ep 3)
- [12:51](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-13866?t=771) Transanal dissection (Ep 3)
- [15:37](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-13866?t=937) Anastomosis and closure (Ep 3)

## Statements
Every statement is attributed, typed, and timestamped; the link is the citation.
- "Suction rectal biopsy confirms the diagnosis of Hirschsprung's disease" (clinical) [Ep 2 · 1:37](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-13864?t=97)
- "Two different operative approaches exist for Hirschsprung disease depending on whether transition zone is proximal and complicated versus distal" (clinical) [Ep 2 · 1:37](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-13864?t=97)
- "For non-rectosigmoid transition zones, combined laparoscopy and transanal approach is preferred" — Andrea Frischer (clinical) [Ep 2 · 5:03](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-13864?t=303)
- "Deep laparoscopic dissection into pelvis minimizes transanal work needed" — Andrea Badillo (clinical) [Ep 2 · 5:56](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-13864?t=356)
- "Overstretching of sphincters during extensive transanal dissection is a morbidity that needs to be avoided" — Andrea Badillo (clinical) [Ep 2 · 5:56](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-13864?t=356)
- "Transanal dissection should take under one hour in a primary pull-through" — Marc Levitt (clinical) [Ep 2 · 6:33](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-13864?t=393)
- "Full thickness biopsy must include seromuscular side same size as mucosal side, cut as a square cube" — Aaron Garrison (clinical) [Ep 2 · 7:09](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-13864?t=429)
- "Port placement includes umbilical port, right lower and upper quadrant ports, with camera switched to right upper quadrant" — Marc Levitt (clinical) [Ep 2 · 8:16](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-13864?t=496)
- "Should wait for frozen section before taking mesentery" — Andrea Badillo (clinical) [Ep 2 · 9:30](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-13864?t=570)
- "Pathology must confirm ganglion cells and nerves less than 40 microns" — Andrea Badillo (clinical) [Ep 2 · 10:00](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-13864?t=600)
- "Biopsy must include submucosa to avoid finding ganglion cells in seromuscular layer but hypertrophic nerves in submucosal layer" — Andrea Frischer (clinical) [Ep 2 · 10:19](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-13864?t=619)
- "Mesenteric dissection should stay close to bowel wall, not deep in mesentery, to reduce bleeding" — Andrea Frischer (clinical) [Ep 2 · 11:00](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-13864?t=660)
- "Must stay right on the bowel during dissection because too wide dissection of distal rectum causes incontinence and urinary retention from nerve injury" — Marc Levitt (clinical) [Ep 2 · 11:42](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-13864?t=702)
- "Must preserve arcade along left colon and sigmoid to get enough distance to reach pelvis" — Andrea Frischer (clinical) [Ep 2 · 12:26](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-13864?t=746)
- "For distal disease, can take just distal branches of IMA; for left colon involvement may need to take IMA to get reach" — Marc Levitt (clinical) [Ep 2 · 12:35](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-13864?t=755)
- "Transanal dissection should identify dentate line and mark about one centimeter above into anal canal for division line" — Andrea Badillo (clinical) [Ep 2 · 13:02](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-13864?t=782)
- "Preference is Swenson full thickness dissection in areolar plane which is bloodless, not submucosal dissection with cuff" — Marc Levitt (opinion) [Ep 2 · 14:12](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-13864?t=852)
- "If doing a cuff, make it very short (about one centimeter) and must split the cuff" — Marc Levitt (clinical) [Ep 2 · 14:12](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-13864?t=852)
- "Patient can be kept supine with legs wrapped and fastened to ether screen for standard cases" — Andrea Frischer (clinical) [Ep 2 · 15:04](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-13864?t=904)
- "Should go about five centimeters above biopsy site for safe margin" — Andrea Frischer (clinical) [Ep 2 · 16:06](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-13864?t=966)
- "Tacking sutures on serosa to sidewall at three and six o'clock positions anchor bowel in place" — Aaron Garrison (clinical) [Ep 2 · 16:30](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-13864?t=990)
- "Reinforcement layer is critical to line up mucosa edge to mucosa edge" — Rod Gerardo (clinical) [Ep 2 · 17:00](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-13864?t=1020)
- "Laparoscopic approach allows deep pelvic dissection minimizing transanal work and avoiding sphincter overstretching" — Aaron Garrison (clinical) [Ep 3 · 6:00](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-13866?t=360)
- "Transanal dissection in primary pull-through should take under one hour when adequate laparoscopic dissection is performed" — Jason Frischer (clinical) [Ep 3 · 6:33](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-13866?t=393)
- "Full-thickness biopsy should be a cube with seromuscular side matching mucosal side dimensions" — Aaron Garrison (clinical) [Ep 3 · 7:09](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-13866?t=429)
- "Frozen section must confirm ganglion cells and nerves less than 40 microns" — Andrea Badillo (clinical) [Ep 3 · 10:00](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-13866?t=600)
- "Frozen section biopsy must include submucosa to avoid missing hypertrophic nerves in submucosal layer" — Marc Levitt (clinical) [Ep 3 · 10:19](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-13866?t=619)
- "Mesenteric dissection should stay close to bowel wall to minimize bleeding and avoid injury to nerves" — Aaron Garrison (clinical) [Ep 3 · 11:00](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-13866?t=660)
- "Historical Swenson operations done through abdomen with wide distal rectal dissection caused incontinence and urinary retention from nerve injury" — Marc Levitt (clinical) [Ep 3 · 11:42](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-13866?t=702)
- "Marginal arcade along left colon and sigmoid must be preserved to achieve adequate length for pelvic reach" — Andrea Badillo (clinical) [Ep 3 · 12:26](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-13866?t=746)
- "For distal disease only distal IMA branches need division; for left colon disease IMA itself may require division" — Jason Frischer (clinical) [Ep 3 · 12:43](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-13866?t=763)
- "Transanal mucosal incision should be made one centimeter above dentate line" — Andrea Badillo (clinical) [Ep 3 · 13:02](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-13866?t=782)
- "Lone Star retractor pins advance in three stages: at skin to identify dentate, covering dentate, then underneath pins at mucosal opening" — Andrea Badillo (clinical) [Ep 3 · 13:02](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-13866?t=782)
- "Swenson full-thickness dissection follows areolar plane which is essentially bloodless" — Marc Levitt (clinical) [Ep 3 · 14:12](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-13866?t=852)
- "If Soave muscular cuff is used it should be very short, approximately one centimeter, and must be split" — Marc Levitt (clinical) [Ep 3 · 14:12](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-13866?t=852)
- "Five-centimeter margin above biopsy site is safe for resection" — Aaron Garrison (clinical) [Ep 3 · 16:06](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-13866?t=966)
- "Lateral tacking sutures to pelvic sidewall at three and six o'clock positions anchor the pull-through" — Aaron Garrison (clinical) [Ep 3 · 16:30](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-13866?t=990)
- "Reinforcement layer is critical to align bowel edges for mucosa-to-mucosa anastomosis" — Rod Gerardo (clinical) [Ep 3 · 17:00](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-13866?t=1020)
- "The most important reason to use laparoscopy for Hirschsprung pull-through is to achieve deep pelvic dissection, minimizing transanal work and avoiding overstretching of the sphincters, which is a significant source of morbidity." — Marc Levitt (clinical) [Ep 1 · 6:01](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-classic-hirschsprung-disease-surgical-technique-3704?t=361)
- "With proper laparoscopic dissection, the transanal portion of a primary Hirschsprung pull-through should take well under one hour." — Jason Frischer (clinical) [Ep 1 · 6:37](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-classic-hirschsprung-disease-surgical-technique-3704?t=397)
- "For surgeons without laparoscopy available, an umbilical approach can accomplish significant dissection work." — Marc Levitt (clinical) [Ep 1 · 6:48](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-classic-hirschsprung-disease-surgical-technique-3704?t=408)
- "Full-thickness biopsy should be cut as a cube with the seromuscular side equal to the mucosal side to ensure adequate tissue for pathology evaluation." — Marc Levitt (clinical) [Ep 1 · 7:37](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-classic-hirschsprung-disease-surgical-technique-3704?t=457)
- "Surgeons should wait for frozen section confirmation before taking mesentery during Hirschsprung pull-through." — Aaron Garrison (clinical) [Ep 1 · 9:30](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-classic-hirschsprung-disease-surgical-technique-3704?t=570)
- "Pathology must confirm presence of ganglion cells and nerves less than 40 microns in diameter before proceeding with pull-through." — Andrea Badillo (clinical) [Ep 1 · 10:08](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-classic-hirschsprung-disease-surgical-technique-3704?t=608)
- "The biopsy must include submucosa because ganglion cells may be present in the seromuscular layer while hypertrophic nerves are present in the submucosal layer." — Marc Levitt (clinical) [Ep 1 · 10:20](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-classic-hirschsprung-disease-surgical-technique-3704?t=620)
- "Mesenteric dissection should stay close to the bowel wall, not deep in the mesentery, as this plane tends to be less bloody." — Aaron Garrison (clinical) [Ep 1 · 11:13](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-classic-hirschsprung-disease-surgical-technique-3704?t=673)
- "Staying close to the bowel during distal rectal dissection is critical because the old Swenson technique with wide dissection resulted in incontinence and urinary retention, likely from injury to the nerve erigentis." — Marc Levitt (clinical) [Ep 1 · 11:52](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-classic-hirschsprung-disease-surgical-technique-3704?t=712)
- "For distal Hirschsprung disease, only distal branches of the IMA need to be taken, but for left colon involvement, the IMA itself may need to be taken to achieve adequate reach." — Jason Frischer (clinical) [Ep 1 · 12:26](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-classic-hirschsprung-disease-surgical-technique-3704?t=746)
- "The transanal dissection should begin 1 cm above the dentate line to protect the dentate line and sphincters from injury." — Andrea Badillo (clinical) [Ep 1 · 13:04](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-classic-hirschsprung-disease-surgical-technique-3704?t=784)
- "Lone Star retractor pins should be placed in three positions: first at the skin to identify the dentate line, then advanced to cover the dentate line, then moved to the mucosal opening site as dissection proceeds superiorly." — Andrea Badillo (clinical) [Ep 1 · 13:24](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-classic-hirschsprung-disease-surgical-technique-3704?t=804)
- "The Swenson full-thickness dissection in the areolar plane is essentially bloodless and is preferred over submucosal dissection." — Marc Levitt (opinion) [Ep 1 · 14:12](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-classic-hirschsprung-disease-surgical-technique-3704?t=852)
- "If a Soave submucosal dissection with cuff is performed, the cuff should be very short (approximately 1 cm) and must be split." — Marc Levitt (clinical) [Ep 1 · 14:32](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-classic-hirschsprung-disease-surgical-technique-3704?t=872)
- "For standard rectosigmoid Hirschsprung cases, the patient can remain supine with legs wrapped and fastened to the ether screen, avoiding the need to flip prone." — Aaron Garrison (clinical) [Ep 1 · 15:03](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-classic-hirschsprung-disease-surgical-technique-3704?t=903)
- "The resection margin should be approximately 5 cm above the biopsy site where the bowel appears healthy." — Andrea Badillo (clinical) [Ep 1 · 16:06](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-classic-hirschsprung-disease-surgical-technique-3704?t=966)
- "Tacking sutures on the serosa to the pelvic sidewall at 3 and 9 o'clock positions help anchor the anastomosis in place, though this does not constitute a true two-layer anastomosis." — Aaron Garrison (clinical) [Ep 1 · 16:30](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-classic-hirschsprung-disease-surgical-technique-3704?t=990)
- "The reinforcement layer of sutures is critical for lining up the two pieces of bowel to achieve mucosa-to-mucosa edge approximation." — Rod Gerardo (host_summary) [Ep 1 · 17:01](https://library.globalcastmd.com/watch/the-colorectal-quiz-episode-4-classic-hirschsprung-disease-surgical-technique-3704?t=1021)

## Changelog
- Sep 9: 3 items added automatically

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