Study your flashcards anywhere!

Download the official Cram app for free >

  • Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off
Reading...
Front

How to study your flashcards.

Right/Left arrow keys: Navigate between flashcards.right arrow keyleft arrow key

Up/Down arrow keys: Flip the card between the front and back.down keyup key

H key: Show hint (3rd side).h key

A key: Read text to speech.a key

image

Play button

image

Play button

image

Progress

1/6

Click to flip

6 Cards in this Set

  • Front
  • Back
Neisseria species: bacterial characteristics?
gram-negative

diplococci (donut shaped)

oxidase positive
N. Meningitidis: virulence factors?
Capsule

Endotoxin (LPS)

Pili (adhesins)

IgA protease

outer membrane protein
N. Meningitidis: transmission?
spreads via respiratory secretions
N. Meningitidis: clinical manifestations?
-petechial rash(classic clue)

Meningococcemia- spiking fevers, chills, joint pain, muscle pain

Fulminant meningococcemia (Waterhouse-Friedrich syndrome)- septic shock; hemmorrhage to adrenal glands, adrenal insufficiency

Meningitis
N. Meningitidis: immunity?
-0 to 6 mo.: passively immune

-6 mo. to 2yr: highly susceptible

-adults: most have antibodies

higly susceptible: those that are asplenic and those w/ complement deficiencies
N. Meningitidis: vaccine and Rx?
vaccine
contains capsular antigens

used in military & international travelers

Rx
Penicillin (but, doesn't cure carriers)

Prophylaxis 4 close contacts: rifampin, ciprofloxacin, ceftriaxone