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Flashcards in Lab Medicine Stuff Deck (37)
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1

dx for abdominal pain before vomiting or abdominal pain with nausea or vomiting

Appendicitis

2

Dx for abdominal pain with nausea or abdominal pain with vomiting

Acute cholecysitis

3

Dx for dyspepsia with vomiting or dyspepsia with water brush (regur of sour or tasteless fluid)

Peptic ulcer dz

4

Dx for N/V associated with diarrhea, headache and myalgias

viral gastroenteritis

5

Dx for bilious vomiting and study you should get

Small bowel obstruction
gastric emptying study

6

Dx for continuous vomiting and study to get

Conversion disorders
get electrolyte levels

7

Dx for delayed vomiting (more than one hour after meals)

gastric obstruction
gastroparesis

8

Study to get for suspected obstruction

abdominal x-ray

9

study to get for potential gastroparesis

gastric emptying study

10

dx for feculent or foul odor to vomitus

intestinal obstruction

11

dx for habitual postprandial, irregular vomiting

major depression

12

Dx for insidious onset N/V

GERD
gastroparesis
medication related effect
metabolic disorder
pregnancy

13

Labs to get for metabolic disorder

pulse ox
ABGs
serum chemistries
chest x-ray

14

Dx for projectile vomiting, may not be preceded by nausea

intracranial disorders, increased intracranial pressure (or could be normal emesis)

15

dx for regurgitation of undigested food

Achalasia
esophageal stricture
zenker diverticulum

16

Dx for vomiting before breakfast

alcohol ingestion
increased ICP
pregnancy
uremia

17

Studies for uremia

Renal function testing
electrolyte levels

18

Dx for vomiting during or soon after meals

anorexia
bulimia

19

Dx for vomiting partly digested food or chyme several hours after meals

Gastric outlet obstruction, gastroparesis

20

man with stage 4 colon cancer and metastasis, AAA repair. Hx of HTN, hyperlipidemia. Has been constipated x 2 weeks.
elevated urea nitrogen, glucose, WBC
low calcium, RBC, hemoglobin, crit
CT- AAA had gas in it

aortic-enteric fistula

21

most common cause of periaortic ectopic gas in a patient with repaiared AAA

stent graph infection
aortic-enteric fistula

22

common complication of AAA. Gas is uncommon

endoleak

23

CT can see this. Infection from staph aureus.

stent graph infection

24

often due to exaggerated local inflammatory infection due to aortic arteriosclerosis. Usually no gas on CT, has more symptoms than the patient did

retroperitoneal fibrosis

25

CT sign is gas, common complication AAA
Gi bleeding, abdominal pain, pulsatile abdominal mass

aortic-enteric fistula

26

most common sign/ symptom of aortic-enteric fistula in order of occurrence

GI bleeding
sepsis (predominant clinical manifestations)
abdominal pain
back pain

27

tests for aortic-enteric fisultas

upper GI endoscopy
CT

28

where do aortic-enteric fistulas occur most commonly

duodenum

29

how do you treat an aortic enteric fistula?

surgery

30

35 year old male with fever and abdominal pain
crampy, intermittent, not associated with BMs in RLQ. Has loose, non-bloody stools. Acute promyelocytic leukemia and last chemo was 10 days ago. PE shows 38.4 C 108/56 BP R-20. Port doesn't appear infected. Moderate tenderness to RLQ palpation. No lesions in perianal area.
Low hemoglobin, platelets slightly low
extremely low leukocyte (0.1), low neutrophils.
low alkaline phosphatase.

typhlitis (neutropenic entercolitis)