Module 25 ch 4 start on pg 50 Flashcards
Hepatitis C is spread by which route?
Blood
The incubation period for Hep C is?
2wk-6mo
You are communicable starting at ____symptoms occur with Hep C
1wk before
Is there a Carrier State with Hep C?
Indefinite
Is there a Vaccine for Hep C?
NO
Transmission of Hep C _____ occurs from mucous membrane exposure to blood
rarely
Which Hep strain can only cause infection if in the presence of HBV?
Hep D
Hep D occurs particularly with ___ and ____users
hemophilia
IV drug
Transmission of Hep D is by what route?
direct exposure to contaminated blood and serous body fluids
Is there a vaccine for Hep D?
yes- getting Hep B vaccine
The ______ is endemic worldwide
Herpes
Herpes viruses travel along ___ pathways to specific _____
sensory nerve
ganglia
_____ travels to the trigeminal ganglion?
HSV-1
_____ causes herpes labialis (cold sores)
HSV-1
HSV-2 causes
genital herpes
EBV or ______ causes?
Epstein Barr Virus HHV$
Momo
hairy leukoplakia (oral)
HHV4 or ____ causes chicken pox/shingles
VZV
HHV8 causes?
Kaposi’s sarcoma KSRV
HSV2 goes to the _______, _____, and ____ ganglia
throacic
lumbar
sacral
Human herpesviruses occur in ____ _____with relatively high prevalence
periodontal pockets
What 2 Herpesviruses have an association with higher levels of periodontal bacteria?
EBV
CMV
up to __% of adults have antibodies to HSV-1
90
Antibodies do not guarantee immunity to HSV-1?
TRue
Anti-HSV is present in the _____fluid
gingival sulcus
Acute herpetic ____ is the most common pattern of symptomatic primary herpetic infections
gingivostomatitis
Full-blown gingivostomatitis can also affect the?
pharyngeal arches
HSV-1 can become HSV-2 and vise-versa
true
pain, burning, and tingling sensations occur _____ to _____hrs before a HSV-1 lesion occurs
6
24
What is the herpetic infection of the fingers
Whitlow
What can occur if fluid, that contains HSV-1, is splashed into someones eye?
Ocular/Ophthalmic Herpes
HSV-2 can be cured with anti-viral therapy?
False
______ of HSV-1 is possible from instrumentation
Autoinoculation
Kaposi’s sarcoma is considered an ___-defining lesion
AIDS
Does saliva contain sufficient amounts of HIV virus to transmit the infection
NO
Detection of HIV antibody in the blood occurs within _____ to ____ time frame after exposure to the virus?
6wks-6mo
Symptoms of AIDS may be ____ from incubation time
15yrs
The HIV virus attacks the _____ lymphocytes
CD4+
Persistent generalized ____ is an early sign of HIV infection
Lymphadenopathy
Oral______ increases as HIV disease progresses
Candidiasis
______ gingival changes may be an initial indicator of undiagnosed HIV infection
Atypical
Periodontal infections associated with HIV infection tend to show more ___ symptoms and to progress more _____
severe
rapidly
Patients with HIV would present with __gingival erythema
linear
Linear Gingival Erythema is a distinct band at the _____margin extending ____ mm apically
free gingival
2-3
Prevention of HIV depends on?
education