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Infectious Flashcards

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1
Q

Achieved by administration of preformed antibodies to induce transient protection against an infectious agent

A

Passive immunity

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2
Q

Live attenuated vaccine

A

Rotavirus, MMRV, intranasal influenza

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3
Q

Fever of >38, more than 3 wks, and > 2 visits or 1 wk in hospital

A

Classic FUO

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4
Q

Fever of >38, more than 1 wk, not present or incubating on admission

A

Healthcare-Associated FUO

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5
Q

Fever of >38, more than 1 wk, and negative cultures after 48 hrs

A

Immunodefecient FUO

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6
Q

Fever of >38, more than 3 wks for outpatients, > 1 week for 1 wk inpatients, HIV infection confirmed

A

HIV-related FUO

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7
Q

Uses of antimicrobial (Erythromycin or penicillin) for Corynebacterium diphtheria

A

halt toxin production, treat localized infection, prevent transmission of the organism to contacts

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8
Q

N. meningitides is a

A

Gram negative, aerobic diplococcus

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9
Q

Signs of poor prognosis in Meningoccocemia

A

petechiae for <12 hr before admission, absence of meningitis, low or normal ESR

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10
Q

• Drug of choice for Meningoccocemia presented with seizure, meningeal irritation and purpuric rash

A

Ceftriaxone

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11
Q

Until when do you place a patient with meningococcemia in droplet isolation

A

24 hrs after effective antibiotic treatment

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12
Q

Most frequent cause of bacteremia, pneumonia, OM, and meningitis in children

A

Streptococcus pneumonia

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13
Q

Role of Dexamethasone in patient with HiB meningitis

A

Diminish risk of hearing loss

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14
Q

Dose of Dexamethasone

A

0.6 mkday q6 for 2 days given shortly before or concurrent with the initiation of antibiotics

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15
Q

Remains the MC species causing respiratory infection in school age children and young adults

A

Mycoplasma pneumonia

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16
Q

Round nontender skin lesion with black ulcerated center lesion (eschar) and with red margin

A

Ecthyma gangrenosum (Pseudomonas aeruginosa)

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17
Q

Characterized by a chancre and regional lymphadenitis

A

Primary Syphilis

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18
Q

Occurs 2-10wks after chancre heals. Presented as generalized nonpruritic maculopapular rash, notably involving the palms and soles

A

Secondary Syphilis

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19
Q

Secondary infection becomes latent syphilis how many months after the onset

A

1-2 mo

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20
Q

Characterized as saber shins, Hutchincon teeth, saddle nose and 8th nerve deafness

A

Congenital Syphilis

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21
Q

Most important preventable cause of blindness

A

Trachoma

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22
Q

Ekiri syndrome or toxic encephalopathy is caused by

A

Shigella

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23
Q

Mode of transmission of TB

A

Airborne, Droplet and skin contamination

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24
Q

Most important risk factor for progression to disease following primary infection in immunocompetent children

A

Age

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25
MC form of extrapulmonary TB in children most often manifest in the
anterior cervical space
26
MC findings in neuroimaging of TB meningitis
Hydrocephalus
27
Most important determinant of outcome in patients with TB meningitis is
Stage of illness on starting treatment
28
Mainstay treatment for Diphtheria
Specific antitoxin
29
MC form of meningococcal infection
asymptomatic carriage of the organism in the nasopharynx
30
Treatment of pertussis for less than 1 month old
Azithromycin
31
MC clinical presentation of Salmonellosis
Acute enteritis
32
Diagnosis of diarrheagenic E. coli which is common for more than 1 yr old with acute watery non bloody diarrhea
ETEC
33
MC cause of Impetigo contagiosa
Streptococcus pyogenes
34
Increase antimicrobial activity of Vancomycin in patients with MRSA
Rifampicin
35
Incubation period of TB
3-12 weeks
36
Antimicrobial agent for neonatal tetanus
Metronidazole
37
Animal bite is associated with this bacterium
Pasteurella multocida
38
Condyloma lata is associated with
Treponema pallidum
39
Stocatto cough is associated with what etiologic agent
Chlamydia pneumonia
40
Diagnosis of severe bloody mucoid diarrhea with associated fever, crampy abdominal pain, NV with hx of taking Clindamycin
Pseudomembranous colitis
41
Only documented effective treatment for congenital syphilis, syphilis during pregnancy
Pen G
42
Relapsing fever is characterized by recurring fevers and “flu-like” symptoms such as headache, myalgia, arthralgia, and rigors is caused by
Borrelia
43
Stevens-Johnson-like syndrome is associated with
Mycoplasma pneumonia
44
Recommended treatment for non gonococcal urethritis in males
Azithromycin 1gm PO single dose and Doxycycline 100mg PO BID x 7 days
45
Most important preventable cause of blindness in the world
Trachoma
46
Major cause of epididymitis and is the cause of 23-55% of all cases of non-gonococcal urethritis
Chlamydia trachomatis
47
1st stage of Lymphogranuloma venereum is characterized by
painless, usually transient papule on the genitals
48
MC etiologic agent worldwide and is the predominant pathogenic fungal infection among persons infected with HIV
Candida albicans
49
MC infection caused by Candida
Diaper dermatitis
50
MC clinical manifestation of blastomycosis
Pneumonia
51
Cornerstone therapy for infants with progressive disseminated histoplasmosis
Amphotericin B
52
Is a ubiquitous fungus whose normal ecologic niche is that of a soil saprophyte that recycles carbon and nitrogen
Aspergillus
53
Major cause of tinea vesicolor
Malassezia globosa, Malassezia sympodalis, Malassezia furfur
54
Mainstay therapy for systemic candidiasis and is active against both yeast and mycelial form
Amphotericin B
55
In the absence of systemic manifestation, this is the treatment of choice for congenital cutaneous candidiasis in fullterm infant
topical antifungal therapy
56
Recommended treatment for painful buboes
Doxycycline
57
Most effective method of controlling perinatal chlamydia infection
screening and treatment of pregnant women
58
Anti poliomyelitis vaccine that induces significantly greater mucosal IgA immunity in the oropharynx and GIT
OPV
59
Can cause acute conjunctivitis
Enterovirus 70
60
Erythema infectiosum is caused by
Parvovirus B19
61
Is characterized by systemic somatic complaints consisting primarily of fatigue, malaise, fever, sore throat and generalized lymphadenopathy
EBV
62
Most important respiratory tract pathogen in early childhood
RSV
63
MC found in genital warts
HPV 6 and 11
64
MC hematologic abnormalities during dengue hemorrhagic fever and dengue shock syndrome
Hemoconcentration
65
Which among the ff animals need rabies post exposure prophylaxis
Bats
66
MC complication of Measles
Otitis Media / Pneumonia
67
Period of communicability of German Measles
5 days before up to 6 days after the rash
68
MC complication of Exanthem Subitum
Convulsion
69
NB is at risk for Varicella if mother contracted the disease
5 days prior to delivery to 2 days after the delivery
70
Enanthem of 6th disease/ Exanthem Subitum
Nagayama spot
71
Period of communicability of Measles
3 days before the rash to 4-6 days after the rash
72
Family of German Measles
Rubivirus
73
MC cause of roseola
Human Herpes virus 6B
74
Drug of choice for Varicella/Herpes zoster
Acyclovir
75
Acyclovir is initiated for tx of Varicella/Herpes zoster within
24 hrs of the onset of the rash
76
MC etiologic agent of HFMD
Coxsackievirus A16
77
70% of malaria in the Philippines is caused by
P. falciparum
78
Drug of choice for Capillariasis
Mebendazole
79
Hookworm treatment
Mebendazole 100mg PO bid x 3 days
80
Treatment of choice for Toxoplasmosis
Pyrimethamine + Sulfadiazine
81
Acute and chronic illness characterized by paroxysms of fever, chills, sweats, fatigue, anemia and splenomegaly
Malaria
82
Positive serology or muscle biopsy is needed to confirm the diagnosis of
Trichinella
83
Neurocysticercosis is caused by
Teania solium

Infectious (1 decks)

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