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Flashcards in Micro: Viral CNS Deck (17):
0

Main viruses that cause meningitis

Enteroviruses

1

Main cause of CNS damage from viral infection.

Host immune response creates inflammation in a very confined space.

2

Treatment for viral meningitis.

Since it is usually self-limiting the symptoms are all that is treated.

3

What is the classic tetrad for viral meningitis.

Nuchal rigidity, photophobia, fever, headache

4

Main enteroviruses that cause meningitis and how do they reach the CNS?

Coxsackie A and B
Echovirus

-fecal oral contamination. Viruses travel thru lymphatics to the brain or CSF

5

Main risk for acquiring the enteroviruses

Swimming, especially during the summer months.

6

Main complications that occur with a mumps infection.

Bilateral parotits, orchitis

7

#1 cause of viral encephalitis

HSV-1

8

What type of scenario results in herpes-induced viral meningitis?

Vaginal delivery of a baby to a mother infected with HSV-2

9

Treatment for Herpes encephalitis or meningitis.

IV acyclovir

10

Most common virus that infects the temporal lobe leading to speech and memory symptoms.

HSV-1

11

Bullet Shape

Rhabdoviridae

12

How does rabies reach the CNS?

Retrograde transport thru nerve axons

13

Negri bodies

Rabies

14

Diagnostic symptom of a patient infected with rabies.

Hydrophobia

15

Major neural complication of the measles.

Subacute Sclerosing Pan Encephalitis
-caused by incomplete clearing of the primary measles infection leaving defective viruses behind

16

Polio vaccine used in the U.S.

Salk
-killed vaccine