Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
47 Cards in this Set
- Front
- Back
What is the pathogenesis of the dilated portion of bowel seen in Hirshsprung disease?
|
The dilated portion is proximal to the affect bowel. The affected bowel does not exhibit peristalsis therefore there is a backup of feces proximally leading to dilation
|
|
What are the 4 anatomical spots that can cause dysphagia?
|
Left Main bronchus, aortic arch, hiatus of the diaphragm (T10) Cricopharyngeus muscle
|
|
Most common hiatal hernia
|
Sliding Hiatal hernia
Increase risk of GERD |
|
What is a Paraesophageal Hernia?
|
The GE junction is in the normal location, but a portion of stomach rolls up beside it into the thorax. Does NOT increase risk of GERD
|
|
Why does a sliding hiatal hernia have an increase risk of GERD?
|
Bc the LES is not supported by the diaphragm
|
|
A full term infant presents with nonbilious projectile vomiting at 2-3 weeks of life
|
pyloric stenosis
|
|
Most common location for PUD?
|
MC location is the lesser curvature between the body and the pyloric antrum at the angular notch
|
|
Where can Gastric Ulcers perforate into? What arteries are you concerned with?
|
Deep ulcers on the lesser curvature can either perforate into the lesser or the greater sac.
They can ulcerate the right or left gastric arteries Hemorrhage |
|
What are we always concerned about with ulcers?
|
Perforation of the ulcers.
|
|
Celiac Trunk is at what level?
|
T12
|
|
What level is the supra adrenal glands at?
|
T12
|
|
What is the ligament of Trietz
|
The ligament that hold the 4th section of the duodenum up around L2
|
|
At what level does the duodenum start at?
|
L1
|
|
What is special about the first part of the duodenum?
|
It does not have any pilcae circularis
|
|
Where is the most common Duodenal ulcer found?
|
MC on the Anterior wall
|
|
What happens if there is an ulcer of the posterior wall?
|
Erosion into the gastroduodenal artery
|
|
Burning epigastric pain, beginning 2-3 hours after meals. Also epigastric pain at night between 11 am and 2 am. Relieved by antacids.
|
duodenal ulcer
|
|
What two structures does the SMA override?
|
Left Renal Artery and the 3rd portion of the duodenum
|
|
Which zone of the liver is affected by ischemia first?
|
Zone III-closest to the central vein
|
|
What is the Most common adhesion of the gallbladder?
|
Where it adheres to the duodenum
possibly letting a gallstone go into the duodenum traveling down to the iliocecal valve then getting compacted. |
|
Diagnosis can be made using plain film xray by visualizing air in the biliary tree
|
gallstone illeus
|
|
Where is the most common place to get diverticulosis?
|
Sigmoid colon
|
|
caused by a low fiber diet and increased straining in defecation
|
diverticulosis
|
|
Bowel pain from a fecalith is referred to?
|
L1-L2
|
|
The MC place for intussusception is at the
|
Ileocecal junction
|
|
The appendix is suspended by the ________ which contains the ________ branch of the ileocolic artery
|
mesoappendix, appendicular
|
|
What is Rovsing's sign?
|
Rovsing's sign is a sign of appendicitis. [1] If palpation of the lower left quadrant of a person's abdomen results in more pain in the right lower quadrant, the patient is said to have a positive Rovsing's sign and may have appendicitis.
|
|
Where would you expect tissue texture change for acute appendicitis?
|
T10-T12
|
|
An 11 year old girl no significant PMH is brought to the ED because of severe RLQ abdominal pain. Several hours earlier she had pain in her periumbilical region.
|
appendicitis
|
|
To remove the appendix we must ligate the appendicular artery, this is a branch of which artery?
|
Ileocecal <-- SMA
|
|
What is a psoas sign?
|
When you ask the patient to extend their RIGHT leg and try to push up against your resistance. If + you will reproduce the pain. The is a good indicator of appendicitis
|
|
Internal hemrrhoids have ____ pain and they _____
|
no , bleed
|
|
External hemorrhoids have _____ but do not _____
|
pain, bleed
|
|
What is clinically significant about the ligament of trietz?
|
It seperates upper GI bleeds from Lower GI bleeds. Upper GI will produce Melena while lower GI bleeds will produce red stool.
|
|
Duodenum proximal to the ampulla of Vater is supplied by the _________ arteries a branch of the _____ trunk.
|
Superior Pancreaticduodenal
Celiac |
|
Duodenum distal to the ampulla is supplied by the inferior pancreaticoduodenal arteries a branch of the _______
|
Superior mesenteric Atery
|
|
T/F The superior most part of the liver is not covered by perineum?
|
True: thus infectious agents such as Entamoeba histolytica can access the pleural cavity
|
|
What starts at the ligament of Treitz?
|
The Jejunum
|
|
Where is the jejunum mostly located?
|
LUQ
|
|
Where is the ileum mostly located?
|
RLQ
|
|
What is unique about the jejunum on X-ray?
|
They have large pilcae circularis
|
|
Diverticulosis:
|
pulsion diverticula, at entry points of arteries through the muscularis. MC in sigmoid colon.
|
|
The ascending and descending colon are _______
|
retroperitoneal
|
|
Which structures are Primarily retroperitoneal?
|
Kidney and adrenal glands
|
|
Which structures are secondarily retroperitoneal?
|
duodenum (2,3,4), Ascending colon, descending colon, Pancreas, Aorta, IVC,rectum, esophagus, ureter, bladder
|
|
Left sided Colon tumors will present with?
|
obstruction
|
|
Right sided colon tumors will present with?
|
fatigue and iron deficiency anemia
|