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SEMINAR FOR OB/GYN > Ch. 25 The Fetal Face and Neck > Flashcards

Ch. 25 The Fetal Face and Neck Flashcards

1
Q 
The absence of the eyes is termed:
Agyria
Epignathus
Hypotelorism
Anophthalmia
A

Anophthalmia

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2
Q 
A reduction in the distance b/n the orbits is referred to as:
Anophthalmia
Micrognathia
Hypertelorism
Hypotelorism
A

Hypotelorism

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3
Q 
The most frequently encountered chromosomal abnormality associated w/ holoprosencephaly is:
Triploidy
Trisomy 21
Trisomy 18
Trisomy 13
A

Trisomy 13

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4
Q 
The fetal lip typically closes by:
18 wks
8 wks
13 wks
6 wks
A

8 wks

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5
Q

The most common cause of hypertelorism is:

  • Dandy-Walker malformation
  • Anencephaly
  • Anterior cephalocele
  • Holoprosencephaly
A

Anterior cephalocele

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6
Q 
Macroglossia is most commonly found w/:
Anencephaly
Holoprosencephaly
Beckwith-Wiederman syndrome
Cystic hygroma
A

Beckwith-Wiederman syndrome

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7
Q 
An oral teratoma is referred to as:
Macroglossia
Epignathus
Micrognathia
Ethmocephaly
A

Epignathus

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8
Q

Cleft lip and cleft palate may exist w/:

  • Amniotic band syndrome
  • Holoprosencephaly
  • Trisomy 13
  • All of the above
A

All of the above

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9
Q 
An increase distance b/n the orbits is referred to as:
Hypotelorism
Hypertelorism
Anophthalmia
Micrognathia
A

Hypertelorism

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10
Q 
The optimal scan plane to visualize micrognathia is:
Transverse
Axial
Sagittal
Coronal
A

Sagittal

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11
Q

A cystic hygroma is the result of:

  • Alcohol consumption in the 1st trimester
  • An abnormal development of the roof of the 4th ventricle
  • Occlusion of the internal carotid arteries
  • An abnormal accumulation of lymphatic fluid w/in the soft tissue
A

An abnormal accumulation of lymphatic fluid w/in the soft tissue

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12
Q 
A cystic hygroma is found in all of the following condition except:
Edwards syndrome
Hydranencephaly
Turner syndrome
All of the above
A

Hydranencephaly

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13
Q 
Nuchal thickening is most commonly associated w/:
Patau syndrome
Hydranencephaly
Down syndrome
Cebocephaly
A

Down syndrome

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14
Q 
Micrognathia is a condition found in:
Trisomy 21
Hydranencephaly
Beckwith-Wiedermann syndrome
Trisomy 18
A

Trisomy 18

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15
Q 
The most common location of a cystic hygroma is w/in the:
Axilla
Neck
Chest
Groin
A

Neck

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16
Q 
An unusual protuberance of the tongue is termed:
Epignathus
Macrognathia
Pharyngoglossia
Macroglossia
A

Macroglossia

17
Q 
Facial anomalies, when discovered, should prompt the sonographer to analyze the brain closely for signs of:
Holoprosencephaly
Dandy-Walker malformation
Schizencephaly
Hydranencephaly
A

Holoprosencephaly

18
Q 
The measurement obtained b/n the lateral walls of the orbits is referred to as the:
Interocular diameter
Binocular diameter
Ocular diameter
Biparietal diameter
A

Binocular diameter

19
Q

A large, mostly cystic mass is noted in the cervical spine region of a fetus. This most likely represents a:

  • Sacrococcygeal teratoma
  • Cystic teratoma
  • Cephalocele
  • Anophthalmia
A

Cystic teratoma

20
Q 
A group of abnormalities associated w/ the entrapment of fetal parts and fetal amputations is:
Cystic hygroma
Edwards syndrome
Ethmocephaly
Amniotic band syndrome
A

Amniotic band syndrome

21
Q

The growth disorder syndrome synonymous w/ organ, skull, and tongue enlargement is:

  • Klinefelter syndrome
  • Apert syndrome
  • Meckel-Gruber syndrome
  • Beckwith-Wiedermann syndrome
A

Beckwith-Wiedermann syndrome

22
Q 
Which of the following is also referred to as Patau syndrome?
Trisomy 18
Trisomy 21
Trisomy 12
Trisomy 13
A

Trisomy 13

23
Q 
Close-set eyes and a nose w/ a single nostril is termed:
Cebocephaly
Cyclopia
Ethmocephaly
Epignathus
A

Cebocephaly

24
Q 
An abnormal division in the lip is referred to as:
Micrognathia
Cleft lip
Anophthalmia
Cebocephaly
A

Cleft lip

25
Q 
Fusion of the orbits is termed:
Microglossia
Cebocephaly
Cyclopia
Ethmocephaly
A

Cyclopia

26
Q 
Which of the following is also referred to as Trisomy 21?
Edwards syndrome
Patau syndrome
Meckel-Gruber syndrome
Down syndrome
A

Down syndrome

27
Q 
The thickness for the nuchal fold in the 2nd trimester should not exceed:
3mm
6mm
10mm
12mm
A

6mm

28
Q 
A small mandible is termed:
Macroglossia
Epignathus
Micrognathia
Ethmocephaly
A

Micrognathia

29
Q 
The condition in which there is no nose and a proboscis separating two close-set orbits is:
Ethmocephaly
Epignathus
Micrognathia
Cebocephaly
A

Ethmocephaly

30
Q 
All of the following are sonographic features of holoprosencephaly except:
Cystic hydroma
Proboscis w/ cyclopia
Fused thalamus
Monoventricle
A

Cystic hydroma

SEMINAR FOR OB/GYN (18 decks)

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