Gram (-) Bacteria - Pseudomonadaceae and Vibrionaceace Flashcards
What are the bacteria in the Pseudomonadaceae family?
Pseudomonas Aeruginosa
Bacteroides Fragilis
Important attributes for Pseudomonas Aeruginosa?
Produces Green-Blue pigments and has a grape scent
This Pseduomonadaceae produces a green-blue pigment and smells like grapes?
Pseudomonas Aeruginosa
What populations are at a higher risk for infection with Pseudomonas Aeruginosa?
Cystic Fibrosis patients
Burn victims
What does Pseudomonas Aeruginosa cause in Cystic Fibrosis patients?
Pulmonary infections
Burn victims are at risk for what bacterial infection in their wounds?
Pseudomonas Aeruginosa
This bacteria can also cause otitis externa in swimmers and hot tub folliculitis
Pseudomonas Aeruginosa
What does Bacteroides Fragilis cause?
Abscesses!
When are people more susceptible to infection and thus abscess formation from Bacteroides Fragilis?
After bowel injury or perforation
Where does Bacteroides Fragilis live in a healthy person?
Gut, mouth and vagina flora
5 members of the Vibrionaceace family?
Vibrio Cholerae Vibrio Parahaemolyticus Vibrio Vulnificus Campylobacter Jejuni Helicobacter Pylori
What shape is Vibrio Cholerae?
Comma shaped
Where is Vibrio Cholerae found?
Brackish and Marine waters
What toxin is produced with Vibrio Cholerae?
Cholera Toxin
Job of Cholera toxin?
Increases osmotic pull of water
Symptoms of infection with Vibrio Cholerae?
Watery diarrhea
What bacteria are a result of consumption of raw seafood especially in japan?
Vibrio Parahaemolyticus
Vibrio Vulnificus
Symptoms of infection with Vibrio Parahaemolyticus?
Gastroenteritis with watery diarrhea
Consumption symptoms of Vibrio Vulnificus?
Septicemia - fever, hypotension, nausea and diarrhea
Direct contact symptoms of Vibrio Vulnificus?
Progressive wound infection
What shape is Campylobacter Jejuni?
Comma shaped
What are common sources of Campylobacter Jejuni?
Uncooked meat and unpasteurized milk
Symptoms of infection with Campylobacter Jejuni?
Fever, Diarrhea, Guillain Barre syndrome
Guillain Barre Syndrome
- Associated with Campylobacter Jejuni infection
= Ascending flaccid paralysis
Guillain Barre Syndrome is ____ mediated neuropathy
Immune mediated
Guillain Barre Syndrome
- Associated with Campylobacter Jejuni Infection
= Ascending flaccid paralysis
What shape is Helicobacter Pylori?
Spirilla rod
Helicobacter Pylori is ____ (+)
Urease
What test is used after a biopsy is taken to detect Helicobacter Pylori?
CLO test - urease (+)
What color stain is used to visualize Helicobacter Pylori?
Silver stain
Symptoms of Helicobacter Pylori infection?
Gastritis and Gastric, Duodenal Ulcers
Long term symptoms of Helicobacter Pylori infection?
Gastric B-cell lymphoma
Gastric Adenocarcinoma
What can trigger Reiter’s Syndrome (Reactive Arthritis)?
Many of the Enteric Bacteria
What gene is associated with Reiter’s Syndrome (Reactive Arthritis)?
HLA-B27
Triad of symptoms for Reiter’s Syndrome (Reactive Arthritis)?
Conjunctivitis
Urethritis
Arthritis
