2.4.1 DNA viruses Flashcards
All DNA viruses are linear except?
Papova, Hepadna
All DNA viruses are ds except?
Parvo
All DNA viruses are Naked except?
Pox, Hepadna, Herpes
All DNA viruses are Icosahedral except?
Pox
All DNA viruses Replicate in Nucleus except?
Pox (Cytoplasm)
Herpes is known for latent infection (Current, recurrent)
T or F
T
What type of Herpes causes Gingivostomatitis, Pharyngitis, Herpes Labialis, Herpetic Gladiatorum, and Herpetic Whitlow (Medical professionals)
HSV 1
What type of herpes causes Chickenpox?
HSV3
Chickenpox has asynchronous development of vesicular lesions
T or F
T
What is the recurrent form of Chickenpox?
Shingles / Zoster
Shingles are less painful than chicken pox
T or F
F
What type of herpes causes Genital herpes , Neonatal herpes?
HSV2
What is the smear used for Herpesviridae which unroofs of vesicular lesions?
Tzanck Smear
What type of herpes causes Epstein Barr viruses?
HSV4
What type of herpes causes Kissing disease, Pfeiffer’s Disease, and Infectious Mononucleosis??
HSV4
What type of herpes causes Burkitt’s lymphoma?
HSV4
Atypical T cell which is Downey cells is usually seen in?
EBV
(Ballerina SKirt appearance)
What type of herpes causes Kaposi Sarcoma among HIV patients?
HSV 8
What type of herpes causes Cytomegalo virus?
HSV 5
CMV reinitis is also known as?
40days disease
What is the CPE of CMV?
Owl’s eye inclusion
What causes the Owl’s eye inclusion?
Pp65 antigen
In CMV: Mono-like illness but heterophile Ab are negative
T or F
T
What type of herpes causes 6th disease/Roseola infantum/Exanthem subitum
Rash appears after defervense
HSV 6/7
Complete viral particle for Hepadna?
Dane particle
Autralia Antigen; Marker of Chronicity
a. HBsAg
b. HBcAg
c. Anti-HBc
d. Anti-HBs
a
Not detected in the serum
a. HBsAg
b. HBcAg
c. Anti-HBc
d. Anti-HBs
b
Life long marker
a. HBsAg
b. HBcAg
c. Anti-HBc
d. Anti-HBs
c
Markers of immunity
a. HBsAg
b. HBcAg
c. Anti-HBc
d. Anti-HBs
d
Orbiting satellite
a. Adenoviridae
b. Poxviridae
c. Papillomaviridae
d. Polyomaviridae
e. Parvoviridae
a
Causes Warts and Genital Warts
a. Adenoviridae
b. Poxviridae
c. Papillomaviridae
d. Polyomaviridae
e. Parvoviridae
c
CPE: Koilocytosis
a. Adenoviridae
b. Poxviridae
c. Papillomaviridae
d. Polyomaviridae
e. Parvoviridae
c
Smallpox is eradicated
T or F
T
Less severe form of smallpox?
a. Alastrim
b. Trimalas
c. Tralasim
d. Alatrims
a
Guarnieri bodies
a. Adenoviridae
b. Poxviridae
c. Papillomaviridae
d. Polyomaviridae
e. Parvoviridae
b
Monkey can only be diagnose in RT-PCR
T or F
T
Molluscum contagiosum- Water warts
a. Adenoviridae
b. Poxviridae
c. Papillomaviridae
d. Polyomaviridae
e. Parvoviridae
b
Smallpox is a sychronous lesion
T or F
T
Serotype:
Genital warts_____; Cervical Cancer_______
a. 6,11 ; 16,18
b. 5,10 ; 17,19
c. 4, 9 ; 15, 17
d. 9, 11 ; 4, 20
a
Cutlure CPE: Grape like clusters / Presence of smuge cells
a. Adenoviridae
b. Poxviridae
c. Papillomaviridae
d. Polyomaviridae
e. Parvoviridae
a
Screening test for cervical cancer?
Pap’s smear
Tumor causing; immunocompromised
a. Adenoviridae
b. Poxviridae
c. Papillomaviridae
d. Polyomaviridae
e. Parvoviridae
d
JC and BK cell
a. Adenoviridae
b. Poxviridae
c. Papillomaviridae
d. Polyomaviridae
e. Parvoviridae
d
Progressive multifocal leukoencephalopathy (Demyelination and targets oligodendrocytes
a. JC Virus
b. BK Virus
a
Hemorrhagic cystitis
a. JC Virus
b. BK Virus
b
In NAAT: Presence of Decoy cell
a. Adenoviridae
b. Poxviridae
c. Papillomaviridae
d. Polyomaviridae
e. Parvoviridae
d
Smallest DNA virus
a. Adenoviridae
b. Poxviridae
c. Papillomaviridae
d. Polyomaviridae
e. Parvoviridae
e
ssDNA
a. Adenoviridae
b. Poxviridae
c. Papillomaviridae
d. Polyomaviridae
e. Parvoviridae
e
Parvovirus B19 is the only pathgen for Parvo?
T or F
T
Causes 5th disease /Erythema infectiosum, Hydrops Fetalis, Aplastic Crises
a. Adenoviridae
b. Poxviridae
c. Papillomaviridae
d. Polyomaviridae
e. Parvoviridae
e
Slapped Cheek appearance
a. Adenoviridae
b. Poxviridae
c. Papillomaviridae
d. Polyomaviridae
e. Parvoviridae
e
Causes Gloces and Sock syndrome
a. Adenoviridae
b. Poxviridae
c. Papillomaviridae
d. Polyomaviridae
e. Parvoviridae
e
Dewdrop or rose petal lesions
Chickenpox