50 y-o-F DM 2 with acute erysipelas, which is false?

In case of penicillin allergy, a FQ is the therapy of choice

Which statement is false ?

PCV21 contains all serotypes in PCV20

A patient inquires about the safety of CAB-LA during pregnancy. Which statement is correct?

There are insufficient data for its use in pregnancy

ACIP recommendations regarding pneumococcal for a 59 y-o-M with DM2, who received PPSV23 three yrs earlier

He should receive 1 dose of either PCV20 or PCV21 now

1st gen ceph can be used to treat impetigo at multiple sites

Which is true regarding PrEP prescriptions for those to whom it is indicated in the US?

It is underprescribed to cisgender black women

What does ACIP recommend for a 31 y-o-W interested in Gardasil 9 vaccine?

Shared clinical decision-making

A study comparing 2Mo of INH/PZA/Rifapentine/Moxifloxacin followed by 2 months of IRM compared to standard 6 months Rx:

The rifapentine-moxifloxacin regimen was similar to the control regimen

Eligibility for oral antivirals in nonhospitalized patients at risk for COVID-19 progression?

A 45 y-o-M DM2 BMI of 35 with URI and + Ag test

Which of the following is most accurate regarding Clostridioides difficile infection ?

Antibiotics exposure is one of the most important risk factors for CDI

Which statement is true?

2-days expanding impetigo on the face, requires systemic antibiotics.

Which of the following statements best describes the ACIP indication for Mpox vaccination?

MSM and transgender or nonbinary gender based on sexual history

Which statement is true regarding phlegmons?

A limited phlegmon is usually due to Staph. aureus

Which statement is false regarding Cephalosporin allergy?

Mainly due to core beta-lactam portion rather then R1 or R2 side hains

A MSM with recent syphilis treatment. In a stable monogamous relationship with consistent condom use. Interested in PrEP

Discuss oral and injectable PrEP

Which statement is true?

Most commmon cause of erysipelas is beta-haemolytic streptococcus.

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March 2-2025

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Questions 31

Answers

1
50 y-o-F DM 2 with acute erysipelas, which is false?
Tinea pedis is often present
In case of penicillin allergy, a FQ is the therapy of choice
Leukocytosis and hyperglycemia are expected
Increased streptolysin titer is not a confirmatory result
2
Which statement is false ?
PCV21 contains all serotypes in PCV20
PCV21 contains 8 new serotypes not present PCV20
PCV 15 contains all serotypes in PCV13
PCV20 contains all serotypes in PCV15
3
A patient inquires about the safety of CAB-LA during pregnancy. Which statement is correct?
It is safe and effective in pregnanacy
There are insufficient data for its use in pregnancy
It is safe only past the first trimester of pregnanacy
It is contra-indicated during pregnancy
4
VLA1553 chikungunya vaccine demonstrated high seroprotection against chikungunya virus infection, up to how long?
18 months
1 year
6 months
2 years
5
To prevent food poisoning from chicken breast, what is the required cooking temperature/time?
350°F for 20-25 minutes
425°F for 20-25 minutes
400°F for 20-25 minutes
375°F for 20-25 minutes
6
ACIP recommendations regarding pneumococcal for a 59 y-o-M with DM2, who received PPSV23 three yrs earlier
He has completed his pneumococcal vaccine series
He should get another dose of PPSV23 in 2 years
He should receive 1 dose of either PCV20 or PCV21 now
He should receive 1 dose of PCV15 or PCV20 in 6 years
7
Doxycycline is used for PrEP or PEP of all of the following except
Malaria
Lyme disease
Syphilis
Cat scratch disease
8
Acute pyelonephritis with BCs growing GNR. A rapid multiplex PCR panel reveals is + for E. coli and for CTX-M. Best Rx?
Piperacillin/Tazobactam
Ceftazidime
Ceftriaxone
imipenem/cilastatin
9
Which is true?
PVL-building MRSA is not a pathogen of Impetigo
Impetigo should always immediately be treated systemically and locally
1st gen ceph can be used to treat impetigo at multiple sites
For impetigo and ecthyma, mupirocin is the local treatment of choice
10
Which of the following RSV immunization products is recommended for use during pregnancy ?
Any FDA licensed RSV vaccine can be administered during pregnancy
Abrysvo
Nirsevimab
Arexvy
11
Which is true regarding PrEP prescriptions for those to whom it is indicated in the US?
It is equally prescribed across all races
It is equally prescribed across all genders
It is underprescribed to cisgender black women
Hispanics/Latino receive more PrEP than White individuals.
12
Which one of the following health conditions is associated with the highest risk for severe outcomes from COVID-19?
Moderate obesity
Solid organ transplant
Chronic lung disease
Cardiovascular disease
13
What is the most common foodborne pathogen in the United States?
Clostridium
Norovirus
Campylobacter
Salmonella
14
What does ACIP recommend for a 31 y-o-W interested in Gardasil 9 vaccine?
Shared clinical decision-making
Administer 2doses of HPV vaccine
She is outside the upper age limit recommended for receipt of HPV vaccine
Administer 1-dose of HPV vaccine
15
A study comparing 2Mo of INH/PZA/Rifapentine/Moxifloxacin followed by 2 months of IRM compared to standard 6 months Rx:
The control regimen was superior to the rifapentine-moxifloxacin regimen
Only the standard regimen was effective in treating tuberculosis
The rifapentine-moxifloxacin regimen was superior to the control regimen
The rifapentine-moxifloxacin regimen was similar to the control regimen
16
Eligibility for oral antivirals in nonhospitalized patients at risk for COVID-19 progression?
A 45 y-o-M DM2 BMI of 35 with URI and + Ag test
A 75 y-o-W with HTN asymptomatic with + Ag test
An 85 y-o-W with CVA living in LTCF with cough and negative rapid Ag test
A 65 y-o-M with COPD with URI and negative PCR
17
Which of the following severe AE was more common in the rifapentine-moxifloxacin group vs the standard?
Neuropathy
Poor glycemic control
Hypertension
Transaminitis
18
How soon after CKG vaccination was a seroprotection rate of approximately 97% evident?
7 days
48 days
25 days
15 days
19
A cisgender female, requests STI testing during a routine visit. All tests return negative, she is interested in PrEP
Start either LA CAB or F/TDF
Start either LA CAB or F/TAF
Start Daily Descovy (F/TAF)
Discourage her to start PrEP since STI screen negative
20
Which leafy green vegetable is a major source of foodborne illnesses?
Kale
Spinach
Arugula
Lettuce
21
Which of the following is most accurate regarding Clostridioides difficile infection ?
Antibiotics exposure is one of the most important risk factors for CDI
CDI does not require specific treatment if it's not nosocomial.
All patients who test + for C dif. should receive antibiotic treatment
Asymptomatic pts with C dif. should receive prophylactic oral vancomycin
22
Who should be offered HIV preexposure prophylaxis (PrEP)?
Populations that have a higher prevalence of HIV infection
All men who have sex with men (MSM)
All sexually active patients
Adults who engage in sexual activity that puts them at risk for HIV
23
Which statement is true?
Treatment of impetigo due to nephritogenic grA step always prevent AGN.
In case of impetigo and ecthyma, a localized therapy with PNC is effective
2-days expanding impetigo on the face, requires systemic antibiotics.
Only children under 10 are endangered by impetigo and ecthyma.
24
Which of the following statements best describes the ACIP indication for Mpox vaccination?
MSM and transgender or nonbinary gender based on sexual history
Persons experiencing homelessness
Only people with a known exposure to Mpox
College students who live in residential housing, and military recruits
25
A lack of which of these was the most common cause of foodborne illness outbreaks in the United States?
Oversight
Proper use of equipment
Proper food preparation
Proper maintenance of equipment
26
Which statement is true regarding phlegmons?
A limited phlegmon is usually due to Staph. aureus
Addition of clindamycin is important for coverage of aerobic GN bacteria
Left untreated it often results in necrotizing fasciitis
Treatment is usually I&D, with no need for systemic antibiotics
27
Which statement is false regarding Cephalosporin allergy?
Cefazolin can safely be used in known allergy to cefuroxime
Aminopenicillins share a common R1 side chain with cephalexin
The rate is ~2% in the US population.
Mainly due to core beta-lactam portion rather then R1 or R2 side hains
28
A MSM with recent syphilis treatment. In a stable monogamous relationship with consistent condom use. Interested in PrEP
PrEP not recommended because of consistent condom use
PrEP not recommended because of monogamous relationship
Recommend daily oral PrEP
Discuss oral and injectable PrEP
29
Which food is the most common cause of Campylobacter infection?
Seafood
Dairy products
Untreated water
Undercooked poultry
30
Which category of travelers to a territory where there is a chikungunya outbreak has the ACIP recommended vaccination?
Only those aged ≥ 18 years
Only those aged ≥ 12 years
Only those aged ≥ 65 years
Only those aged ≥ 12 years with underlying health conditions
31
Which statement is true?
Acute stasis dermatitis has similar manifestations as erysipelas.
Most commmon cause of erysipelas is beta-haemolytic streptococcus.
Organisms causing erysipelas can often be isolated from the ports of entry
Ulcers are more frequent ports of entry than foot mycoses

March 2-2025 Flashcards | StudBud