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ARDMS Flashcards

0
Q

Most accurate meas to detect IUGR asymmetric

A

HC/AC

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1
Q

SUA assoc

A

Maternal alcohol, IUGR, trisomies,

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2
Q

Spalding sign

A

Overlapping of fetal skull bone

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3
Q

BPD landmarks

A

Thalamus, CSP

Outer to inner

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4
Q

No gb seen, suspect

A

Cystic fibrosis

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5
Q

Club foot

A

Talipes

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6
Q

Bladder flap

A

Done in c section to separate bladder from LUS during procedure

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7
Q

Anencephaly confirmed in utero

A

8 weeks

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8
Q

C section scar concerns for placenta

A

Placenta accreta

C section + previa = 25% chance accreta

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9
Q

Fibroids in cervix

A

Impede vag delivery

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10
Q

Mid gut herniation seen

A

8-12 weeks

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11
Q

YS

A

In GS

< 6 mm

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12
Q

Heart flicker

A

5.5 wks

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13
Q

Umb vein

A

Goes to liver by pass liver by ductus venosus and dumps IVC
Hep vein to IVC to right atrium. Right ventricle.
Main Pulm artery. By pass lungs via ductus Arteriosus.
To aorta.

Blood in Right atrium mix with blood from SVC, crosses foramen ovale to left atrium. Then to left ventricle. To aorta.

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14
Q

Ductus venosus

A

Becomes lig venosum and bypasses liver to IVC

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15
Q

Structures make up ductus Arteriosus

A

Bypass lungs.

Connects pulmonary artery to descending aorta

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16
Q

Rhombencephalon

A

8-11wks

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17
Q

Incompetent cx

A

< 3 cm

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18
Q

Amnion & Chorion fuse

A

14-15wks

May see up to 16 wks

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19
Q

Fallopian tube

A

Middle 1/3 ampulla. Fertilization occurs. MC site for ectopic.

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20
Q

Supine hypotensive syndrome

A

Turn patient LLD

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21
Q

Indication sono hystogram

A

Polyp endo

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22
Q

Hydrocephalus

A

Ventriculomegaly with macrocephaly

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23
Q

Turners

A

45XO
Cystic hygroma
Coarctation of aorta
Webbed neck shield chest

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24
Q

Beckwith Wiedemann

A

Large tongue/ macroglossia

Hemihypertrophy

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25
Q

Brachycephaly

A

> 85% CI

Rounded head

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26
Q

Dolichocephaly

A

Narrow flat head

< 70%

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27
Q

CI

A

(BPD/OFD)*100

Normal 70-85%

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28
Q

Immune Hydrops

A

Rh- mom

+ fetus

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29
Q

Non immune hydrops

A

CV MC cause

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30
Q

Poly Oli

A

Twin twin transfusion
Donor: IUGR & oligo
Recipient: CHF, hydrops, poly

31
Q

Transposition

A

Parallel outflow tracts
Aorta comes of Rt Vent
Pulm artery comes off Lt Vent

32
Q

VSD

A

MC ❤️ defect

Assoc with tri 21, 13, 18, AV canal

33
Q

Ebstein’s ️anomaly

A

Tricuspid valve displaced Inferiorly
Atrialized right ventricle
Assoc with Lithium

34
Q

Aortic Arch

A

Candy cane appearance

35
Q

TRAP sequence

A

Acardiac monster
Pump twin : CHF
Artery to artery communication

36
Q

Twin peak sign

37
Q

Conjoined twin egg splits

38
Q

CRL

39
Q

Previa

A

Covers cx

Complete
Partial
Low lying

40
Q

Accreta

A

Abnl attach

Accreta: touches myo
Increta: into myometrium
Percreta: out though serosa

Assoc with c section and previa

41
Q

MC placental tumor

A

Chorioangioma

On fetal side

42
Q

Wharton’s jelly

A

Covers umbilical cord

43
Q

Ectopic HCG

A

Subnormal hCG

44
Q

Best time amnio & CVS

A

CVS: 9-12 wks
Amnio: 14 wks

45
Q

L/s ratio

A

Lung maturity

46
Q

Coronal nose lips

A

Asses cleft lip / palate

47
Q

NB image

48
Q

NT

A

11-14wks

< 3 mm

49
Q

NF

A

Meas < 5 mm

15-20 wks

50
Q

Best way to view diaph

A

Long axis

Hypo band

51
Q

Renal anomalies

A

MCDK

Potters: bilateral renal agenesis, pulmonary hypoplasia, facial anomalies, malformed extremities

UPJ: uni, associate with contralateral MCDK or agenesis. MC hydro cause.

52
Q

Renals start to function when

A

Nephron function 8 weeks

Fluid comes from fetus at 20 weeks

53
Q

Renal artery pic coming off long aorta with color

54
Q

Stomach seen

55
Q

Embryonic period

A

1st 10 weeks

Fetal period at 10 wks

56
Q

LH peaks & cause

57
Q

FSH

A

Stimulates follicular development

58
Q

Estrogen

A

Inc estrogen stops FSH
Estrogen inc 24-46 hours before ovulation to stop FSH
LH is made, peaks, causes ovulation

59
Q

Middle cerebral artery

A

In brain. Top part of circle of wilis

60
Q

2.5 MOM MSAFP

61
Q

CCAM

A

Cyst in lungs
Type 3 echogenic
Displaced heart

62
Q

Septate uterus

A

Best image plane trvs

63
Q

Uterus

A

3cmL child
Nulliparous 6-8cm
Multiparous 8-10cm
Post meno 3.5-5.5cm

64
Q

Endo

A

Menses < 3 mm. Thin
Proliferative 3 line sign < 8 mm
Secretory thickest 8-15mm

Menopause < 5 mm
With hormones < 8mm
Menstruating 7-14mm

65
Q

MC lethal skeletal Dysplasia

A

Thenatophoric

66
Q

Achondrogenesis

A

2nd MC lethal

67
Q

Achondroplasia

A

MC non lethal

68
Q

Hand stuff

A

Clinodactyly: overlapping
Syndactyly: fused
Ectrodactyly: lobster claw

69
Q

Endometrioma

A

Chocolate cyst ectopic endo tissue

70
Q

Post meno bleeding

A

Cancer, endo hyperplasia, fibroid

71
Q

Broad ligament

A

Double fold peritoneum

Ovary to uterus

72
Q

PCOS

A

Stein Leventhal: hairy fat
Numerous small cyst displaced string of pearls
Infertility

73
Q

Spina bifida

A

2nd MC NTD
Inc AFP
Myelomeningocele: most severe.
Meningocele: more common

Bulging sac seen better trvs
Banana sign. Lemon sign. Ventriculomegaly.

74
Q

Clenched fist

A

Trisomy 18

OB/GYN (32 decks)

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