Bacterial Vaginosis Flashcards Preview

Microbiology Block 3 > Bacterial Vaginosis > Flashcards

Flashcards in Bacterial Vaginosis Deck (29):
1

What is Vaginitis ?

Inflammation of the vagina 

2

Symptoms of vaginitis?

Abnormal vaginal discharge

Itching, pain

 

3

 why vaginitis occurs?

Imbalance in microbial flora

Infection

4

what bacteria is found normally in the vagina?

Lactobacillus

 

5

what bacteria may colonize the vagina?

Escherichia coli

Group B Streptococcus

 

6

bacteria that may colonize the vagina can lead to what?

neonatal meningitis

pneumonia*

7

what does lactobacilli help do?

keep ph at 4.5

prevents growth of potential pathogens

8

Supression of Lactobacilli by antibiotics/other reasons can result in what?

overgrowth of other normal flora - vaginitis

9

what bacteria can overgrow if lactobacillus is inhibited?

Vaginal candidiasis

Bacterial vaginosis

10

what is Bacterial vaginosis?

overgrowth of Mobiluncus + Gardnerella*

11

what is Vaginal candidiasis?

 overgrowth of Candida albicans*

12

what are the Important colonizers of vagina?

E.coli *

Group B Streptococcus *

 

13

how does Bacterial vaginosis present?

Thin, grey, vaginal discharge*

Fishy odor after coitus

14

how do you confirm a diagnosis of bacterial vaginosis?

  • presence of Clue cells *
  • pH>4.5
  • Positive whiff test

 

15

what are clue cells?

Squamous epithelial cells studded with coccobacilli

16

what is a positive KOH whiff test?

Add KOH → fishy odor

17

what is the treatment for bacterial vaginosis?

  • Oral metronidazole or clindamycin
  • Topical intravaginal cream – Metronidazole or Clindamycin

18

what are the most common causes of vaginitis in symptomatic women?

 

  • Bacterial vaginosis 
  • Vaginal candidiasis 
  • Trichomoniasis

19

what is this?

Q image thumb

vaginal candidiasis

20

what is seen in  Vaginal Candidiasis?

Abnormal curd-like/cottage-cheese discharge

Itching, pain

Mucocutaneous

21

how does vaginal candidiasis look like under the microscope?

Budding yeast-like cells

22

vaginal candidiasis is what?

a Pseudohyphae

23

treatment for vaginal candidiasis?

Antifungal intravaginal creams:

  • miconazole 
  • clotrimazole

24

what is seen with trichomoniasis?

  • Abnormal yellowish, watery discharge
  • Itching, burning & painful urination

25

how does trichomoniasis spread?

Sexually transmitted infection

26

what test is used to detect and confirm trichomoniasis infection?

pap smear

27

what is seen under the microscope in trichomoniasis?

motile trophozoites

28

treatment for trichomoniasis?

Metronidazole

29

what is this?

trichomoniasis in a pap smear