Jajo Ebon
Kalani Ah Sing
DDx
Final Jeopardy
100
Transmission of rotavirus is via this route.
What is fecal-oral
100
Name the pancreatic cells that produce digestive enzymes and bicarbonate.
What are acinar cells and ductal cells.
100
DDx of acute diarrhea (list 4)
What is bacterial enteritis, viral enteritis, lactose intolerance, preformed toxin ingestion, parasites ingestion
100
An infant is brought to the clinic with a rotavirus infection. Which of the following is most likely to be seen in this patient? A. Bloody diarrhea B. Mucus-filled diarrhea C. Transient lactose intolerance D. Two weeks of vomiting E. WBCs on fecal stain
C. Transient lactose intolerance
200
How do you treat rotavirus infections?
What is supportative. Keep patient hydrated (i.e., pedialyte).
200
This is the action of meperidine. Also, why is it used in patients with acute pancreatitis?
What is mu-opioid and kappa-opioid agonist. It is used in patients with acute pancreatitis because it doesn't affect the sphincter of Oddi
200
Ddx of vomiting in infants (name 4)
What are duodenal atresia, pyloric sphincter stenosis, rotavirus, Zenker's diverticulum, tracheoesophageal fistula, sugar intolerance.
300
This is the most common bacterial etiology of gastroenteritis. How can you get infected with this bug, describe its gram stain appearance, and name three symptoms it causes.
What is campylobacter jejuni. Transmitted by consuming uncooked chicken and other meats. Gram negative spiral shaped appearance. Symptoms include abdominal pain, fever, malaise, nausea, and vomiting.
300
Name 6 pancreatic enzymes and what they digest
Ribonuclease - DNA, RNA Elastase - Collagen Lipase - lipids Amylase - sugars Trypsin, carboxypeptidase A, chymotrypsin - protein
300
DDx of epigastric pain radiating to back.
Aortic dissection, abdominal aortic aneurysm, inferior wall MI, pneumonia, cholecystitis, etopic pregnancy, pyelonephritis.
400
List four things that distinguish shigella from salmonella.
Salmonella: produces H2S, motile, acid sensitive, frequent invasion of bloodstream, animal reservoir. Shigella: doesn't produce H2S, immotile, acid insensitive (low infective dose), does not invade bloodstream, human reservoir.
400
Name 6 etiologies for acute pancreatitis.
What are gallstones, ethanol, trauma, steroids, mumps, autoimmune disease, scorpion sting, hypercalcemia/hyperlipidemia, and drugs Remember: GETSMASHeD
400
DDx for viral gastroenteritis (name 3).
Rotavirus, Norwalk virus, adenovirus, coronavirus, astrovirus.
500
Name 5 things you should ask a patient when trying to diagnose the etiology of their gastroenteritis.
What is foreign travel, drinking stream water, recent food, ship cruise, HIV status, household pets.
500
Describe the Ranson criteria's mortality prediction and at least 2 criteria at presentation and after 48 hrs.
Mortality about 100% if 6 or more criteria are met, <1% of less than 3 are met. At presentation: >55y.o., elevated glc, WBC>16,000, LDH>350. After 48 hrs: BUN > 5mg/dL, pO2 < 60 mm Hg, more than 6 L fluid loss. hematocrit decreased by at least 10%.
500
DDx of food-borne illness (list 3).
Appendicitis, small bowel obstruction, colitis, systemic infection from alternate source, adverse effects to medications.
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