Gynecological and Pregnancy Related Infections Part 2 Flashcards
(39 cards)
what are the common presentations of cervicitis
mucopurulent discharge, bleeding between menses, dysuria, urethritis
what are the most common pathogens that cause cervicitis?
chalmydia, gonhorrea, trichomonas, mycoplasma genitalium
neisseria gonorrhea is a (blank) gram ____ diplococcous that grows on?
intracellular
gram negative
grows on thayer-martin chocolate agar
what is a chocolate agar?
an antibiotic infused heated blood agar that releases hemin and NAD
what are the virulence factors for neisseria gonorrhea and what do they do
pili which allows it to adhere to cells throughout the gynecolgic tract
igA1 protease and OPa proteins which allow it to avoid immune protection
chlamydia trachomatis is a tiny ________ intracellular bacteria that does not appear on ?
obligate (gram negative)
does not appear on gram stain
chlamydia has an extracellular infectious particle termed?
it has an active parasitic form termed?
elementary body
reticulate body
what does the reticulate body of chlamydia do?
steals ADP and ATP energy from host cell
mycoplasma genitalium does not have what?
it can cause cervicitis and what else?
cell wall (very small)
non-gonoccoal urethritis
how do we treat cervicitis?
empirically at first to cover gonorrhea and chlamydia
intramuscular cftriazone and oral azirthomycin
in case of azithromycin allery use doxycylin
ceftriaxone is?
a third generation cephalsporin that includes a beta lactams and inhibits cell wall synthesis
1st gen- gram +
2nd gen- gram - and more resistant to beta lactamases
ceftriazone is adminsitered how? it penetrates what?
IM and penetrates the CSF
side effects of ceftriaxone
acalulous cholestasis and bilirubin displacment
azithromycin is?
macrolide that inhibits 50s subunit of ribosomes
azithromycin can treat what?
bacteria lacking cell walls (chlamydia, mycoplasma)
cause cervitis
how do you take azithromycin?
PO/IV
side effects of azithromycin
GI upset, abdominal pain
doxycycline is?
30s ribosome inhibitor to inibit protein synthesis (category D) - tetracycline
avoid in pregnancy
adverse affects of doxycycline
chelator dont give with milk, antacid, ca+ or fe+
Pelvic inflammtory disease key features
fever, lower abdominal pain, pelvic pain, cervical motion tenderness (chandelier sign)
workup of PID
same for cervitis and ultrasound to evaluate uterus, ovaries, and fallopian tubes
wet mount, pH, PCR/NAAT
what are the most common causes of PID
neisseria gonorrhea and chlamydia
mycoplasma genitalium , BV
Pelvic inflammatory disease begins in the _ and spreads up through the _
vagina/vulva
spreads up through the genital tract
acute infection in the cervix/ uterus is termed
infection of the fallopian tubes with abundant neutrophils is termed
acute infection of the tubes and the ovaries is termed that also incoporated pus in the fallopian tubes is termed?
cervicitis
acute suppurative salpingitis
pyrosalpinx and tubo-ovarian abcess