Infectious Diseases in Pregnancy Flashcards
Most common causes of ASB and UTIs:
- E. Coli (70%)
- GN enterobacteria (Kleb, Proteus)
- Staph epi (coagulase-negative)
- GBS, Entero
Initial treatment of asymptomatic bacteriuria (ASB):
3-7 days
- Amoxicillin
- Nitrofurantoin
- Bactrim
- Keflex
Pregnant patients presenting with hypoxemia, dyspnea, and pulmonary edema most likely have:
ARDS
Treatment of pyelonephritis during pregnancy:
- Hospital admission
- Fluid resuscitation
- IV antibiotics (cephalospirins, amp/gent)
Management for patients with pyelo not responding to antibiotics:
Renal ultrasound for perinephric or renal abscess
Management of pregnant women with 1 episode of pyelo and 2+ ASB/cystitis:
Antimicrobial ppx (Nitrofurantoin or Bactrim) for the remainder of pregnancy
Criteria for diagnosing bacterial vaginosis (Amsel’s criteria, 4):
(1) Thin/white/gray homogeneous discharge
(2) Fishy odor
(3) pH > 4.5
(4) > 20% clue cells
Common organisms in BV (3):
- Gardnerella vaginosis
- Bacteroides
- Mycoplasma hominis
Treatment of BV in pregnancy:
1 week:
- Oral metronidazole
- Oral Clindamycin
Diagnosis of chorioamnionitis:
- Maternal fever
- Elevated maternal WBC
- Uterine tenderness
- Materna/fetal tachycardia
- Foul-smelling amniotic fluid
Management of outbreak of herpes in pregnant woman:
Oral acyclocir/valacyclovir, 10 days
Guidelines for VZV vaccination:
- Live virus; highly immunogenic
- Can immunize prior to conception
- Contraindicated in pregnancy
Congenital varicella syndrome (4):
- Skin scarring
- Limb hypoplasia
- Chorioretinitis
- Microcephaly
Parvo B19 infection in pregnancy:
- Crosses placenta to infect bone marrow
- Suppression of erythropoiesis
- CHF
Sonographic findings of CMV infection:
- Microcephaly
- Ventriculomegaly
- Fetal hydrops
- Growth restriction
