Infectología Flashcards

1
Q

Term for objects or materials which are able to transmit infection if contaminated

ACP June 2024

A

Fomite (accept fomes)

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2
Q

Name for measles infection in patients with preexisting but incompletely protective anti-measles antibody

ACP June 2024

A

Modified measles

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3
Q

Systemic reaction to endotoxin-like products released by the death of harmful microorganisms following initiation of antibiotic treatment

ACP June 2024

A

Jarisch-Herxheimer reaction

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4
Q

Bacterial species associated with bacillary angiomatosis

ACP June 2024

A

Bartonella

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5
Q

Antibiotic treament of choice for infection with the waterborne intestinal protozoan Cyclospora cayetanensis

ACP June 2024

A

Trimathoprim-sulfamethoxazole

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6
Q

The most common bacterium infecting adult joints

ACP July 2019

A

S. aureus (accept MRSA)

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7
Q

Antibiotic treatment duration for Lyme arthritis without neurologic involvement

ACP July 2019

A

28 days

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8
Q

Most likely organism responsible for this patient’s CSF findings

Falta imagen

ACP July 2019

A

Listeria monocytogenes

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9
Q

Initial skin decontamination procedure for exposure to HIV containing fluid

ACP July 2019

A

Wash with soap and water

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10
Q

The two antiretroviral drugs indicated for HIV preexposure prophylaxis

ACP July 2019

A

Tenofovir-emtricitabine (do not accept Truvada)

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11
Q

Most common cause of health-care related diarrhea

ACP November 2016

A

Clostridium difficile

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12
Q

Empiric 2-drug antibiotic therapy for patient with this CSF gram-stain

ACP November 2016

A

Vancomycin and 3rd generation cephalosporin (e.g., cefotaxime, ceftriaxone)

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13
Q

Definition of multidrug-resistant tuberculosis

ACP November 2016

A

Resistant to at least isoniazid and rifampin

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14
Q

Infection associated with properdin deficiency

ACP November 2016

A

Neisseria infection (accept either Neisseria meningitis or gonorrhea)

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15
Q

Condition associated with this rash is transmitted by the Lone Star tick

ACP November 2016

A

Southern tick-associated rash illness

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16
Q

Recommended treatment of early localized Lyme disease in pregnancy

ACP december 2019

A

Amoxicillin or cefuroxime axetil (either)

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17
Q

Most likely agent causing aphasia and weakness in patient with CD4 count < 100/µL and this MRI

Falta imagen

ACP december 2019

A

JC virus

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18
Q

Drug class recommended as initial therapy for candidemia in a non-neutropenic host

ACP december 2019

A

Echinocandins

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19
Q

Specific type of penicillin recommended for the treatment of secondary syphilis

ACP december 2019

A

A: Benzathine penicillin G

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20
Q

The preferred diagnostic serology test for ehrlichiosis

ACP december 2019

A

Indirect fluorescent antibody (IFA) test (accept PCR)

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21
Q

Most commonly reported vector-borne disease in the US

ACP June 2021

A

Lyme disease (accept Borrelia burgdorferi)

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22
Q

Common antecedent event of jugular vein suppurative thrombophlebitis

ACP June 2021

A

Acute pharyngitis (accept tonsillitis; peritonsilar abscess; Fusobacterium infection)

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23
Q

Adjuvant treatment for tuberculosis meningitis

ACP June 2021

A

Dexamethasone (accept steroid, glucocorticoid, corticosteroid)

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24
Q

Isolation precautions for disseminated varicella-zoster virus infection

ACP June 2021

A

Airborne and contact

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25
Q
A
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26
Q
A
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27
Q
A
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28
Q
A
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29
Q
A
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30
Q

The 3 most common laboratory abnormalities in patients with human ehrlichia diseases

ACP June 2021

A

Leukopenia, thrombocytopenia, elevated aminotransferases

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31
Q

Agent causing erythema infectiosum infection

ACP August 2021

A

Parvovirus B19

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32
Q

Antibiotic treatment duration for Lyme arthritis in the absence of neurologic involvement

ACP August 2021

A

28 days

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33
Q

Two most common lethal complications of direct measles infection

ACP August 2021

A

Pneumonia and encephalitis

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34
Q

Two most common predisposing factors for invasive pulmonary aspergillosis

ACP August 2021

A

Neutropenia and glucocorticoid use

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35
Q

Therapy utilizing bacteria-specific viruses to treat bacterial infection

ACP August 2021

A

Phage therapy (accept bacteriophage therapy)

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36
Q

Syndrome of an infection-related toxin that produces a diffuse ‘sunburn’ rash

ACP October 2021

A

Toxic shock syndrome (accept Staphylococcal scalded-skin syndrome)

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37
Q

Viral infection associated with the development of B cell lymphomas, T cell lymphomas, and nasopharyngeal carcinomas

ACP October 2021

A

Epstein-Barr virus

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38
Q

The three primary patterns of West Nile neuroinvasive disease

ACP October 2021

A

Meningitis, encephalitis, flaccid paralysis

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39
Q

Organism responsible for the most common infectious cause of blindness worldwide

ACP October 2021

A

Chlamydia trachomatis (do not accept trachoma)

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40
Q

Recommended initial antimicrobial therapy for cryptococcal meningitis in patients with HIV infection

ACP October 2021

A
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41
Q

Enterohemorrhagic E. coli (EHEC) can produce this toxin

ACP December 2017

A

Shiga toxin (accept vero toxin)

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42
Q

CDC prefers IGRA over tuberculin skin testing in patients with this medical history

ACP December 2017

A

Previous BCG vaccination (accept BCG treatment)

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43
Q

The most common organ infected by Nocardia

ACP December 2017

A

Lung

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44
Q

Infection associated with merozoites arranged in Maltese Cross pattern in peripheral blood smear

ACP December 2017

A

Babesia

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45
Q

Vancomycin minimum trough concentration recommended for S. aureus vertebral osteomyelitis

ACP December 2017

A

≥15 μg/mL

46
Q

Indication for infective endocarditis prophylaxis following cardiac transplantation

ACP September 2017

A

Valvulopathy

47
Q

The two most important human ehrlichial diseases

ACP September 2017

A

Human monocytic ehrlichiosis and human granulocytic anaplasmosis

48
Q

Cause of an acute febrile reaction, headache and myalgia within the first 24 hours of erythema migrans treatment

ACP September 2017

A

Jarisch-Herxheimer reaction

49
Q

Interval following Td vaccination appropriate for Tdap vaccination

ACP September 2017

A

At any time

50
Q

L. monocytogenes meningitis treatment in penicillin allergic patient

ACP September 2017

A

Trimethoprim-sulfamethoxazole

51
Q

Term for immunity resulting from minimizing the number of individuals in a population susceptible to an infection

ACP April 2024

A

Herd immunity (accept herd effect; community immunity; community effect)

52
Q

Eponym for area of parenchymal lung consolidation with involvement of adjacent lymph nodes in primary tuberculosis infection

ACP April 2024

A

Ghon complex

53
Q

Likely diagnosis for patient with relative bradycardia, pulse-temperature dissociation, abdominal pain, and small rose-colored skin rash

ACP April 2024

A

Enteric fever (accept typhoid fever; typhoid and paratyphoid infection)

54
Q

Eponymous name for severe leptospirosis infection complicated by fever, jaundice, kidney failure, and hemorrhage

ACP April 2024

A

Weil disease

55
Q

Primary treatment for post-kidney transplant BK polyomavirus-associated nephropathy

ACP April 2024

A

Decrease immunosuppression

56
Q

Recommended hand hygiene intervention to limit outbreaks of Clostridioides difficile infection

ACP February 2024

A

Hand washing with soap and water (accept hand washing)

57
Q

Noninfectious morphological form of Giardia that adhere to the mucosa of the small bowel

ACP February 2024

A

Trophozoites

58
Q

Most common viral cause of recurrent benign lymphocytic meningitis

ACP February 2024

A

Herpes simplex virus, type 2 (accept HSV-2; do not accept HSV alone)

59
Q

Primary syphilis in HIV-infected individuals is more likely to have this distinguishing clinical feature

ACP February 2024

A

Multiple chancres

60
Q

Bacterial genus associated with cellulitis in patients treated with leeches

ACP February 2024

61
Q

Organism responsible for most cases of chronic bacterial prostatitis

ACP March 2020

62
Q

Immediate postexposure prevention for varicella-zoster virus infection in immunocompromised patient

ACP March 2020

A

Varicella-zoster immune globulin

63
Q

The antibodies and antigen assessed by the 4th generation HIV test

ACP March 2020

A

HIV-1 and HIV-2 antibody and HIV p24 antigen (all three required)

64
Q

Disease that can cause these syndromes: ulceroglandular, glandular, oculoglandular, pharyngeal, typhoidal, and pneumonic

ACP March 2020

65
Q

The 3 most common sites for nocardiosis infection

ACP March 2020

A

Lung, CNS, and skin

66
Q

The most common pathogen responsible for jugular vein suppurative thrombophlebitis

ACP April 2020

A

Fusobacterium necrophorum

67
Q

The most common symptom of primary tuberculosis

ACP April 2020

68
Q

This temperature threshold sustained for 1 hour defines neutropenic fever

ACP April 2020

A

> 38.0°C (100.4°F) (accept 38.0°C or 100.4°F)

69
Q

Clinical syndrome associated with ‘sandpaper’ rash and ‘strawberry tongue’

ACP April 2020

A

Scarlet fever

70
Q

Preferred antibiotic treatment of traveler’s diarrhea for travelers to Asia

ACP april 2020

A

Azithromycin

71
Q

Agent responsible for oral hairy leukoplakia

ACP june 2020

A

Ebstein-Barr virus infection

72
Q

Condition characterized by fever, hypotension, diffuse erythroderma, and multiple organ involvement

ACP June 2020

A

Toxic shock syndrome

73
Q

The three stages of early syphilis

ACP June 2020

A

Primary syphilis, secondary syphilis, early latent syphilis

74
Q

Two ocular infectious complications of acute bacterial rhinosinusitis

ACP June 2020

A

Preseptal (periorbital) cellulitis, orbital cellulitis, subperiosteal abscess (any 2)

75
Q

A rapidly growing mycobacterium that is the most common cause of skin infection associated with contaminated whirlpool footbaths

ACP June 2020

A

M fortuitum, M. chelonae, or M. abscessus (any one)

76
Q

Tuberculin skin test threshold to initiate treatment for latent TB in a patient planning to take infliximab

ACP July 2020

77
Q

Most common form of naturally occurring anthrax

ACP July 2020

78
Q

Eponym for the pathognomonic mucosal finding of measles

ACP July 2020

A

Koplik’s spots

79
Q

Drug of choice for pregnant patients with life-threatening human ehrlichiosis

ACP July 2020

A

Doxycycline or rifampin (either)

80
Q

Three intestinal infections most likely to result in profuse watery diarrhea

ACP July 2020

A

Cholera, cryptosporidiosis, and Cyclospora

81
Q

AIDS-related primary CNS lymphoma is related to this infection

ACP June 2018

A

Epstein-Barr virus

82
Q

Infectious Disease Society of America single oral temperature threshold defining neutropenic fever

ACP June 2018

A

> 38.3°C (101°F)

83
Q

Sepsis with Capnocytophaga canimorsus is associated with this medical condition

ACP June 2018

84
Q

Therapy for MRSA bacteremia in vancomycin allergic patient

ACP June 2018

A

Daptomycin

85
Q

Mosquito genus responsible for transmitting malaria

ACP June 2018

A

Anopheles mosquito

86
Q

Dose and route of ceftriaxone to treat uncomplicated gonococcal urethritis

ACP October 2018

87
Q

Period of time to provide endocarditis prophylaxis following completely repaired congenital heart defects with prosthetic material

ACP October 2018

88
Q

Malaria species associated with crescent or sausage-shaped gametocytes

ACP October 2018

A

P. falciparum

89
Q

Most common bacterial cause of Lemierre syndrome

ACP October 2018

A

Fusobacterium necrophorum

90
Q

The principle tick vector for E. chaffeensis

ACP October 2018

A

Lone Star tick (Amblyomma americanum)

91
Q

IDSA guideline recommends treatment of C. difficile colitis with vancomycin for this rise in serum creatinine

ACP December 2018

A

> 1.5 × baseline (accept 1.5 )

92
Q

Class of antibiotics that is first-line therapy for pertussis infection

ACP December 2018

A

Macrolides

93
Q

Name of toxin responsible for S. aureus toxic shock syndrome

ACP December 2018

A

Toxic shock syndrome toxin-1 (accept: Toxic shock syndrome toxin, TSST, or TSST-1)

94
Q

Organism associated with ulceroglandular, glandular, oculoglandular, pharyngeal, typhoidal, and pneumonic syndromes

ACP December 2018

A

Francisella tularensis

95
Q

Plasmodium species which infects humans and macaque monkeys in Southeast Asia

ACP December 2018

96
Q

Hormone precursor used as a biomarker for bacterial infection

ACP May 2023

A

Procalcitonin

97
Q

Two drug combination approved for pre-exposure prophylaxis for HIV infection

ACP May 2023

A

Tenofovir and emtricitabine (do not accept Truvada)

98
Q

Most frequently fatal rickettsial disease in the US

ACP May 2023

A

Rocky Mountain Spotted Fever

99
Q

Organism responsible for cat scratch disease

ACP May 2023

A

Bartonella henselae (do not accept Bartonella alone)

100
Q

Common term for shistosomal cercarial dermatitis

ACP May 2023

A

Swimmer’s itch

101
Q

Three component tests included in the CDC-recommended initial blood test for HIV infection

ACP January 2023

A

HIV-1 antibody, HIV-2-antibody, p24 viral antigen (accept ‘HIV 1 and 2 antibodies and p24 viral antigen’, do not accept ‘viral load’)

102
Q

Term for strains of enteric Escherichia coli capable of producing Shiga toxin

ACP January 2023

A

Enterohemorrhagic Escherichia coli (accept enterhemorrhagic E. coli)

103
Q

Aspergillus-specific serum immunoassay potentially useful in diagnosing invasive infectionName of reclassified genus for Clostridium difficile

ACP January 2023

A

Galactomannan assay

104
Q

Genetic disorder associated with fulminant infection in Rocky Mountain Spotted Fever

ACP January 2023

A

Glucose-6-phosphate dehydrogenase (G6PD) deficiency (accept G6PD deficeincy)

105
Q

Name of reclassified genus for Clostridium difficile

ACP January 2023

A

Clostridioides

106
Q

Initial symptom of Rockey Mountain Spotted Fever

ACP June 2013

107
Q

Measurement criterion for a positive PPD in injection drug users

ACP June 2013

108
Q

Infection associated with “sulfur granules” in draining sinuses

ACP June 2013

A

Actinomycosis

109
Q

Name of this rash caused by Corynebacterium minutissimum

Falta imagen

ACP June 2013

A

Erythrasma

110
Q

A gram-negative infection in HIV patients that mimics Kaposi sarcoma

ACP June 2013

A

Bacillary angiomatosis (accept organism, Bartonella)