GI comp Exam Review

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1
Intermittent/cramping Abd. pain, "red currant jelly" stool, a fever, bilious vomiting, knee-chest position, distended abd. with a sausage-shaped mass and tenderness in the RUQ is a classic presentation of....
intussusception
2
The most common early symptoms of a postoperative ileus are _________ . ______ is a late sign of an ileus.
- abdominal distension and worsening pain.
- Vomiting
3
What is the best description of the expected findings of an ileus on an abdominal radiograph?
Dilated bowel with air fluid levels.
4
______ is the test of choice of a pt. w/ intussusception, it will show ______ or _____, usually around ______ confirms the diagnosis
- Target or doughnut sign
- usually around 3 cm in diameter, confirms the diagnosis.
5
Botulism is food poisoning associated with the improper canning of certain....
fruits and vegetables, sausages, smoked and preserved meats, and fish
6
Human immunoglobulin is used for infant botulism in patients under ______
1 year of age
7
What is the treatment of choice for foodborne botulism in pt. > 1y.o
Equine heptavalent serum antitoxin
8
Diagnosis of Hepatitis A is confirmed by measuring ______. This antibody usually disappears within ______ but can persist longer.
- immunoglobulin (Ig) M antibodies
- 4 months
9
Children should receive a 2-dose seriesof hepatitis A vaccine with a minimum interval of_____ at ages _____ to _____
- 6 months
- 12 to 23 months
10
Laboratory results for Heapatitis B are ______, ______, & ______
- surface antigen positive
- antibody to hepatitis B core antigen positive
- antibody to hepatitis B surface antigen negative.
11
Batteries lodged in the esophagus should be ________ to avoid _______ of surrounding tissue and perforation risk. Emesis should not be attempted as it may cause aspiration and toxic damage
- endoscopically removed as quickly as possible
- electrical current destruction
12
Diagnosis of malabsorption is indicated histologically by _______ & ______
- villous atrophy and lymphocyte proliferation on small bowel biopsy
13
Which of the following hepatitis B serologic markers would be the first to appear in an acute infection? It may appear ______
- Hepatitis B surface antigen (HBsAg)
- prior to the onset of clinical symptoms
14
Diarrhea is described as.....
3 or more loose or watery stools a day
15
Infectious diarrhea etiologies cause damage to the ______, which leads to ______
- epithelial cells
- increased intestinal permeability
16
_____ has had the greatest impact on hepatitis A. Vaccination has had an impact on hepatitis A, but not as great.
- Sanitation
17
Fifth disease is caused by _____ that has a rash with a ______ appearance
- Parvovirus B19 virus
- Slapped cheek appearance
18
Meckel diverticulum is caused by the ______ of the ________ in the _______
- incomplete obliteration
- omphalomesenteric duct
- developing embryo
19
Meckel diverticulum affects children ______ & ____ more than _____.
- < 2 y.o
- Males 2x > females
20
_______ with a __________ is suggestive for a diagnosis of Meckel diverticulum.
painless bleeding with a positive technetium-99m scan
21
Cholera is caused by _____ is spread via the ______ and causes ______ & _______
- Vibrio cholerae
- fecal-oral route
- painless watery diarrhea and vomiting
22
Toxigenic Vibrio cholerae leads to _____, _____, ______, & ______ secretion by the gut epithelium.
increased chloride, bicarbonate, sodium, and potassium
23
The diagnosis of cholera is based on ______. It can be confirmed by _______. The best test to distinguish Aeromonas from Vibrio spp. is the _____
- clinical suspicion
- isolating Vibrio cholerae from stool samples
- String test (vibrio=positive)
24
Early s/s of intussusception include __________ abd pain, _______, _______, & _____. Pain is ______ because the bowel segment transiently ______
- periodic/cramping abdominal pain, nausea, vomiting (green from bile), & knees-chest positioning
- intermittent
- stops contracting.
25
Appendicitis on ultrasonography (USG) shows _______ of ___ to ___, lacking ______
noncompressible tubular structure of 7 to 9 mm in diameter, lacking peristalsis
26
Typhoid fever caused by Salmonella typhi causes the ________ which leads to ______. _______ leads to generalized ________, and the patient can present with _______
- hypertrophy of Peyer patches
- ileal perforation
- Intestinal perforation
- peritonitis
- shock
27
The appearance of ________ points towards the diagnosis of typhoid fever.
macular red-purple spots (rose spots)
28
_______ is the gold standard for evaluating for intrabdominal injury in a stable patient
CT scanning
29
Small magnets in the intestines pose a high risk of injury and require _______
emergent referral for endoscopic intervention
30
The most common causative agents of Pelvic inflammatory disease (PID) are ______ & ______
Neisseria gonorrhoeae and Chlamydia trachomatis
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