Viruses Flashcards

1
Q

paralysis 2-3 weeks following infection
affects lower limbs and respiratory system
patient’s die of respiratory insufficiency

A

Poliovirus

picornavirus family

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2
Q

Red vesicular rash on hands, feet, and oral mucosa

meningitis

A

Coxsacki A
picornavirus family
“Hand, foot, and mouth disease”

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3
Q

Myocarditis, pericarditis, pleuritis

sharp unilateral chest pain

A

Coxsacki B

picornavirus family

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4
Q

Common cold

A

Rhinovirus

Picornavirus family

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5
Q
RUQ pain
hepatomegaly
jaundice
nausea and vomitting
hx of travel, drinking contaminated water, or eating shellfish
A

Hepatitis A
Picornavirus family
acute hepatitis

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6
Q

Explosive watery diarrhea

hx of being on cruise ship, raw shellfish, or living in close quarters

A

Norovirus

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7
Q

hemorrhagic fever
thrombocytopenia
bit by Aedes egypti mosquito

A

Dengue fever

flavivirus family

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8
Q

Jaundice
back ache
bloody stool and vomitting
bit by Aedes egypti mosquito

A

Yellow fever

flavivirus family

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9
Q

Encephalitis
myelitis > flaccid apralysis
seizures > coma > death
bit by Culex mosquito

A

West Nile virus

flavivirus family

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10
Q
RUQ pain
hepatomegaly
jaundice
arthralgia
purpuric rash
elevated ALT
HbSAg positive
HbEAg positive
what cancer are they at risk for?
how was it transmitted?
How likely is it to become chronic?
A
Hepatitis B (hepadnaviridae family)
DNA virus
at risk for hepatocellular carcinoma
transmission through blood and sex
5-10% become chronic
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11
Q

HbSAg positive

A

active Hep B infection

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12
Q

HbEAg positive

A

Hep B is at infectious stage

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13
Q

Anti-Hbc positive and/or

Anti-Hbe positive

A

Past Hep B infection

will NOT be positive in people who only had a vaccine

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14
Q

Anti-Hbs positive

A

past Hep B infection or history of vaccination

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15
Q
RUQ pain
jaundice
hepatomegaly
fatigue
nausea
how is it transmitted?
Will it become chronic?
what would happen?
A
Hepatitis C
flavivirus family
transmitted through blood and sex
60-80% will become chronic
cirrhosis, hepatocellular carcinoma
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16
Q

Descending maculopapular rash
tender post-occipital lymph nodes
what virus family?

A

Rubella

togavirus family

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17
Q
baby born with...
cataracts
patent ductus arterious
deafness
blueberry muffin rash
jaundice
what virus family?
A

congenital rubella

togavirus family

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18
Q

Acute bronchitis > acute respiratory syndrome

What virus family?

A

SARS or MERS

coronavirus family

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19
Q

“true influenza”

A

orthomyxovirus

20
Q

Influenza A vs.

Influenza B

A

influenza A is the commonly known flu, it is epidemic (spreads rapidly), denoted HxNy (ex: H1N1) describing surface antigens

Influenza B is endemic (does not spread rapidly), infections of this are rare

21
Q
Fever
Cough
sore throat
muscle aches
runny nose
head aches
A

Orthomyxovirus

influenza A

22
Q

“Measles”

A

paramyxovirus

23
Q

“mumps”

A

paramyxovirus

24
Q
Child presents with...
Descending maculopapular rash
Fever
4 C's:
Cough
Conjuctivitis
Koplik spots > blue-white lesions in mouth
Coryza > runny nose
Most serious side effect of this illness?
A

Paramyxovirus
Measles

encephalitis is most serious side effect

25
Child presents with... swollen parotid glands, (parotitis) swollen testicles (name?) Serious side effect?
paramyxovirus Mumps swollen testicles > orchitis Meningitis is serious side effect
26
``` Fever foaming of mouth encephalitis presence of negri bodies on biopsy hx of animal bite ```
Rhabdovirus, | Rabies
27
Watery diarrhea in children during wintertime | virus family?
Rotavirus | Reovirus family
28
``` Hemorrhagic fever petechial rash end organ failure severe blood loss --> hypovolemic shock contact with monkeys and bats ```
Filovirus | Ebola or Marburg
29
``` DNA virus Gingivostomatitis on initial infection Cold sores throughout life Can also present as keratoconjunctivitis and temporal lobe encephalitis Lays dormant in trigeminal n. ```
Herpes Simplex type 1 | herpesviridae family
30
``` DNA virus STI painful and vesicular rash inguinal lymphadenopathy hides in sacral plexus ```
Herpes Simplex type 2 | herpesviridae family
31
``` DNA virus fever tender lymphadenopathy splenomegaly fatigue lethargy pharyngitis tonsillar exudates what virus family? ```
Epstein Barr virus aka: Mononucleosis ("mono") Herpesviridae family
32
DNA virus in non-immunosuppressed patients it causes mono-like symptoms in immunocompromised patients... pneumonia (organ transplant) retinitis (AIDS) esophagitis (AIDS) ``` In congenital... blueberry muffin rash jaundice hearing loss hepatosplenomegaly paraventricular calcifications ```
Cytomegalovirus | Herpesviridae family
33
DNA virus Fever headache rash with lesions in various stages of healing described as "dew drops on rose petals" lays dormant in dorsal root ganglion and can remanifest later in life as painful rash
Varicella Zoster chicken pox and shingles (herpes zoster) Herpesviridae family
34
High fever for exactly 4 days | Widespread rash that spares face appears after fever
HHV-6 (human herpes virus) | roseolla
35
Nephropathy and hemorrhagic cystitis appearing after renal transplant
Polyomavirus | BK virus specifically
36
Progressive Multifocal Leukoencephalopathy (PML) presenting in immunosuppressed patients that is fatal in a few months
Polyomavirus | JC virus specifically
37
Raised blisters of the same stage in healing
Small pox | poxviridae family
38
Raised blister of the same stage in healing, mild form, contact with cows
Cow pox | Poxviridae family
39
What family is molluscum contagiosum in?
Poxviridae
40
Warts on extremities, aka verruca vulgaris
HPV 1-4
41
Low risk genito-anal warts, aka condyloma accuminata | laryngopapillamatosis
HPV 6 and 11
42
``` cause lesions of the cervix with koilocytes present cervical cancer (what type?) ```
HPV 16 and 18 Squamous cell carcinoma E6>p53 E7>Rb
43
Single stranded DNA virus fever descending rash
Parvovirus aka "slapped cheek disease" aka Fifth disease aka erythema infectiosum
44
DNA virus tonsilitis hemorrhagic cystitis viral conjuctivitis
Adenovirus
45
List the DNA viruses
``` HHAPPPy Hepadnaviridae Herpesviridae Adenoviridae Papavoviridae (HPV) Parvoviridae Poxviridae ```