Brainscape's Knowledge GenomeTM


Top Flashcards (Certified)
All Flashcards

USMLE Step 3 > Obstetrics > Flashcards

Obstetrics Flashcards

1
Q

Causes of third-trimester bleeding

A
  • Abruptio placenta
  • Placenta previa
  • Vasa previa
  • Uterine rupture
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Toxoplasmosis triad

A
  • Chorioretinitis
  • Intracranial calcification
  • Hydrocephalus
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Treatment of maternal varicella

A

Oral acyclovir for mom

VariZIG to mother and mom

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Congenital varicella

A

IV acyclovir and variZIG on neonate

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Congenital Rubella

A 
Deafness
Cataracts
mental retardation
Hepatosplenomegaly
Thrombocytopena
Blueberry muffin Rash
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Most common congenital syndrome in US

A

CMV

  • microcephaly
  • Corioretinitis
  • PERIVENTRICULAR CALCIFICATIONS

give GANCICLOVIR or foscarner prevents viral shedding and prevents hearing loss but does not cure the infection

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Congenital CMV

A 
Intrauterine growth restriction
prematurity
MICROCEPHALY
jaundice
petechiae
hepatosplenomegaly
PERIVENTRICULAR CALSIFICATIONS
Chorioretinitis
Pnuemonitis

Treat with ganciclovir or foscarnet(prevent hearing loss)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

treatment for septic abortion

A

D&C and IV levofloxacin and metronidazole

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

Most common cause of spontaneous abortion

A

Chromosomal abnormalities of the embryo or fetus

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Complication of prolonged(>2 weeks) fetal demise

A

DIC

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Indication for methotrexate

A

<3.5cm
Absence of the fetal heart motion
B-HCG level <6000
No history of folic supplementation

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Indication for steroids for lung maturity in pregnancy

A

28-34 week

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

indication for cerclage

A

12-14 weeks

Remove at 36-37

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

IUGR

A

<10 percentile

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

Symmetrical IUGR

A

FETAL CAUSES

  • Aneuploidy
  • Infection
  • Structural anomalies
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

Asymmetric IUGR

A

MATERNAL OR PLANCENTAL CAUSES

  • Hypertension
  • Small vessel
  • Malnutrition
  • Tabacco, Alcohol, street drugs
  • Infarction
  • Abruption
  • Twin-Twin transfusion
  • Velamentous cord insertion
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

Macrosomia

A

4000-4,500 gr

18
Q

PROM

A

> 34 weeks —> Iniate delivery

24-34 ———->Hospitalize, IM bethamethasone,cervical cultures,Prophylactic ampicillin and erythromycin for 7 days.

19
Q

Normal Baseline FHR

A

110-160 beats/minute

20
Q

What does Variable acceleration mean

A

Umbilical cord compression or fetal acidosis

21
Q

what does Late Decelerations mean

A

Uteroplacental insufficiency or fetal acidosis

22
Q

Fetal PH

23
Q

Indication for Cesarean

A
  • Cephalopelvic disproportion
  • Fetal malpresentation
  • Nonreassuring EFM strip
  • Placenta previa (<2 cm)
  • Infection: mother with HIV or active vaginal herpes
  • Uterine scar
24
Q

the optimal time for External cephalic version

25
most common cause of excessive postpartum bleeding
Uterine atony | Give massage and uterotonic agent
26
Postpartum fever
PP day 0:Atelectasis PP day 1:UTI PP day 2-3:Endometitis(IV genta + Clinda) PP day 4-5:Wound infection PP day 5-6:Septic thrombophlebitis PP day 7-21: Infectious mastitis (antistaphilococal penicillin) or cefalexin.
27
severe bipolar mania treatment during pregnancy
Haloperidol
28
Gestational age for external cephalic version
37 weeks
29
Antiepileptics drugs in pregnancy
DO NOT !!! stop antiepileptic drugs
30
most importan risk factor for plancetan accreta
previous C- Section
31
Vasa previa Classic case
Rupture of membranes Painless vaginal bleeding Fetal bradycardia EMERGENCY CESARIAN SECTION
32
inidication for antibiotic en GBS during pregnancy
Preterm delivery Membrane rupture>18 Maternal fever Previos baby with GBS sepsis
33
rubella inmmunization during pregnancy
CONTRAINDICATED!!!!
34
treatment of choice for symptomatic hyperthyroidism in pregnancy
B-Blockers
35
TReatment of grave`s in pregnancy
First Trimester=PTU | Second an Third=Methimazole
36
indication for medical abortion
ONLY WITHIN 63 of amenorrhea -Mifepristone and misoprostol D&C Before 13 weeks
37
Expontaneous abortion definition
<500 gt or <20 weeks of gestation
38
Fetal demise definition
>20 weeks(Loss of fetal movements)
39
Most common risk factor for Ectopic pregnancy
PID
40
Duration active phase of dilation
``` Prolongation: -<1.2cm/h -<1.5 cm/h Arrest: -No cervical cahnge in> 2h ```
41
first line contraception in adolescents
copper or progestin intrauterine devices

USMLE Step 3 (19 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2025 Bold Learning Solutions. Terms and Conditions