Journal of AHIMA
Continuing Education Quiz
Quiz ID: Q123831 | HIM Domain Area: Clinical Data Management | Article—“ICD-9-CM Diagnostic Coding for Shiga
Toxin-Producing Escherichia Coli”
REFER TO THE ARTICLE for the one best answer to each question. Questions are based solely on the
content of the article.
1. The most commonly identified Shiga
toxin-producing Escherichia coli
(STEC) serotype that causes foodborne
outbreaks in the United States is:
;a. non-O157 STEC
;b. E. coli O157:H7
;c. E. coli O103
;d. none of the above
7. Antibiotics are recommended
for patients with suspected STEC
infections.
;a. true
;b. false
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2. STEC is a major cause of bacterial
enteric infections in the United States.
;a. true
;b. false
8. Which is the correct ICD-9-CM
diagnosis code for non-O157 Shiga
toxin-producing E.coli with known O
group?
;a. 041.41
;b. 041.42
;c. 041.43
;d. 041.49
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3. STEC produces a toxin called:
;a. Listeriosis
;b. Shigella
;c. Shiga
;d. Vibriosis
4. Which of the following serogroups is
responsible for the emerging non-O157
STEC illnesses, hospitalizations, and
deaths in the United States?
;a. O103
;b. O111
;c. O121
;d. all of the above
5. STEC may be transmitted through the
consumption of undercooked ground
beef, unpasteurized juice or milk, and
raw produce.
;a. true
;b. false
9. The National Notifiable Diseases
Surveillance System requires
healthcare providers and laboratory
professionals report individual cases
of STEC infections when selected
pathogens are identified in patient
specimens or specific clinical
syndromes are recognized.
;a. true
;b. false
10. Which is the correct ICD-9-CM
diagnosis code for E. coli O157 with
confirmation of Shiga toxin, H antigen
unknown?
;a. 041.41
;b. 041.42
;c. 041.43
;d. 041.49
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6. Which patient population is the most
susceptible to HUS?
;a. geriatric
;b. pediatric
;c. both a and b
;d. none of the above
State, Zip Code
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