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Kaplan Qbank USMLE



Author30 Posts
  #1

There's a very useful thread in IM with the most commons by tolito. Let's start w/ one here w/ ob & peds.

  #2

Most common sequelae of congenital rubella syndrome:--- congenital deafness


Most common trimester of rubella infection.... First trimester

MC congenital VIRAL syndrome: Congenital CMV syndrome

  #3

Most common cause of PAINFUL late trimester bleeding: Abruptio placenta

What is the most common pathophysio of bleeding w/ Placenta previa?

---avulsion of anchoring villi w/ lower uterine segment stretching



  #4

Most common mechanism of placental migration in Placenta previa?

---differential ATROPHY in lower uterine segment & HYPERTROPHY in upper uterine
segment.

  #5

The most common cause of early pregnancy wastage is fetal in origin..aneuploidy.
the most common aneuploidy is Turner syndrome (45X)



  #6

Most common diagnostic modalities in assessing 1st trimester bleeding-- speculum &
obs. US.

Most impt. lab test after performing ist trimester D & C : blood RH status

  #7

MCC of true postdates cases: Idiopathic

MCC of size for dates discrepancy: Inaccurate dating

  #8

Most common medical complication of pregnancy--- GDM

Most common cause of neonatal sepsis: chorioamnionitis

  #9

MCC of first trimester fetal death: chromosomal abnormality

MCC method of surgical evacuation of uterine contents in the 1st trimester:
D&C


MCC method of surgical evacuation of uterine contents in the 2nd trimester:
D&E

  #10

MC ACQUIRED heart lesion in pregnancy is RHD.
MC RHD is MS

MC CONGENITAL heart lesions are ASD & VSD
MC cyanotic congenital heart dse. in pregnancy is TOF

  #11

MC risk factors for GDM: obesuty, age>30yrs, positive FHx.

  #12

MC fetal anomalies w/ overt DM are NTD & congenital heart dse.

  #13

Most common org. in UTI in pregnancy are Gr Neg. enteric bacteria ( E. Coli)

MC UTI in pregnancy- Asymptomatic Bacteriuria

  #14

MCC of prolonged 3rd stage of labor: inadequate uterine contractions
medical mgt: IV oxytocin
operative mgt: manual placental removal

  #15

MC risk factor for shoulder dystocia
maternal DM

  #16

MC fetal lie : longitudinal ( fetus & mother are in the same vertical axis

MC fetal presentation: cephalic ( head presents first)

  #17

MC position of fetus at delivery: OA ( occiput ant.)

  #18

MC fetal attitude: vertex (head is maximally flexed)

  #19

MC medication causing fetal bradycardia:
Beta Blockers, local anesthetics


MC drugs causing fetal tachycardia:
Beta Agonists
Parasympathetics

  #20

MC mechanism of FHR (fetal heart rate) acceleration: fetal movements ( sympathetic stimulation)

  #21

MC indication of forceps delivery: prolonged second stage of labor

MC maternal complication of vacuum extraction: vaginal mucosal entrapment

MC neonatal cx. of vacuum extraction: cephalhematoma
jaundice

  #22

MC indication for cesarean delivery: CPD ( pelvis is too small for the fetal head)

  #23

MC drug that causes neonatal depression: narcotics esp. when given too close to delivery
Mgt: Naloxone

  #24

MC etiology of cervical CA:HPV ( HPV 16,18,31,33 & 35)

MC HPV types assoc. w/ benign condyloma acuminata: HPV 6 & 11

MC site for cervical dysplasia: T-zone


  #25

MC gynecologic malignancy in 1% of women: Endometrial CA.
Mean age at Dx: 61 yrs.

MC cause of postmenopausal bleeding- vaginal or endometrial atrophy







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