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32 Cards in this Set
- Front
- Back
Mechanism of type 4 HSR
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T cells become sensitive and come across antigen and release lymphokines
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features of omphalocele
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covered by peritoneum
liver protrudes other anomalies are common |
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features of gastroschisis
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not covered by peritoneum
liver does not protrude other anomalies are less common |
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substance important in relaxation of LES
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NO
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nervous bundles found through the GI tract
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submucosa
-meissner -submucosal muscularis -myenteric -auerbach |
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diverticuli at the UES
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zenker
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diverticuli at the mid esophagus
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traction
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diverticuli at the LES
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epiphrenic
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Upper GI problem with:
columnar epithelium at distal esophagus |
barrets
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Upper GI problem with:
large pink intranuclear inclusions, and chromatin that is pushed to the edge of the nucleus |
HSV
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Upper GI problem with:
large cells with intranuclear cytoplasmic inclusions and a clear perinuclear halo |
CMV
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Upper GI problem with:
biopsy of aganglionic muscular layer |
achalasia
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Upper GI problem with:
double layer columnar epithelium on dense lymphoid stroma |
warthins
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Upper GI problem with:
protrusions in the UES |
webs
(plummer vincent) |
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Upper GI problem with:
outpouching of all layers of the LES |
epiphrenic
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Upper GI problem with:
basal cell hyperplasia elongation of the lamina propria papilla |
chronic reflux esophagitis
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Upper GI problem with:
goblet cells at distal esophagus |
barrets
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Upper GI problem with:
PAS stain with hyphae organisms |
candida
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Upper GI problem with:
pouch in the UES |
zenker
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failure of lateral fold closure
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gastroschisis
omphalocele |
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failure of caudal fold closure
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bladder extrophy
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why does the midgut herniate
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gut grows faster than the abdomen
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when does the gut herniate
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week 6
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when does the gut return and rotate
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week 10
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what does the gut rotate around
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SMA (270 degrees)
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what can cause a zenkers diverticulum
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intraluminal pressure increase
(can be due to cricopharyngeal muscle dysfunction) |
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mucosal laceration in the esophagus
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mallory weis
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transmural laceration in the esophagus
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boerhaave
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what is a.w esophageal strictures
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lye ingestion
acid reflux |
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what can cause esophagitis
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CMV
HSV candida bisphosphanates (except zoledronate IV) |
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what is lost in achalasia
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myenteric (auerbach plexus)
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what is a/w achalasia
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scleroderma
scar tissue of the esophagus chagas |