CH25 Fetal Face and Neck

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

A

The fetal lip typically closes by A. 18 weeks B. 8 weeks C. 13 weeks D. 6 weeks

B. 8 weeks

all of the following are sonographic features of holoprosencephaly except: A. Cystic hygroma B. Proboscis with cyclopia C. Fused thalassemia D. Monoventricle

A

A large, mostly cystic mass containing a thick, midline sectarian is noted in the cervical spine region of the fetus. This must likely represents a(n): A. Sacrococcygeal terstoma B. Cystic hygroma C. Cephocele D. Anophthalmia

B

An oral teratoma is referred to as: A. Macroglossia B. Epignathus C. Micrognathia D. Ethmocephaly

B

The measurement obtained between the laterall walls of the orbits is referred to as the: A. Interocular diameter B. Binocular diameter C. Ocular diameter D. Biparietal diameter

B

The most common location of a cystic hygroma is within the: A. Axilla B. Neck C. Chest D. Groin

B

Which of the following is a benign congenital neck cyst found most often near the angle of the mandible? A. Epignathus B. Brachial cleft cyst C. Thyroglossal duct cyst D. Fetal goiter

B

An increased nuchal fold is most likely associated with: A. Dandy walker syndrome B. Trisomy 21 C. Trisomy 3 D. Nuchal cord

B trisomy 21

An increase distance between the orbits is referred to as: A. Hypotelorism B. Hypertelorism C. Anophthalmia D. Micrognathia

B. Hypertelorism

the nuclal fold measurement is typically obtained:

Between 15 weeks and 21 weeks

Macroglossia is most commonly found with: A. Anencephaly B. Holoprosencephaly C. Beckwith-Wiedemann syndrom D. Cystic hygroma

C

What is the term for a smaller than normal ear? A. Microphthalmia B. Micronathia C. Microtia D. Micrognathia

C. Microtia

An abnormal division in the lip is referred to as

Cleft lip

A cystic hygroma is the result of: A. Alcohol consumption in the first trimester B. An abnormal developement of the roof of the fourth ventricle C. Occlusion of the internal carotid arteries D. An abnormal accumulation of lymphatic fluid within the soft tissue

D

A growth disorder syndrome synonymous with organ, skull, and tongue enlargement is: A. Klinefelter syndrome B. Apert syndrome C. Meckle-Gruber syndrome D. Beckwith-Wiedemann syndrome

D

An unusual protuberance of the tongue is termed: A) Epignathus B) Macrognathia C) Pharyngoglossia D) Macroglossia

D

Micrognathia is a condition found in: A) Dandy-Walker complex B) Hydranencephaly C) Beckwith-Wiedemann Syndrome D) Trisomy 18

D

Which of the following is also referred to as Patau syndrome A. Trisomy 18 B. Trisomy 21 C. Trisomy 12 D. Trisomy 13

D

a group of abnormalities associated with the entrapment of fetal parts and fetal amputations is: A. Cystic hygroma B. Edward's syndrome C. Ethmocephaly D. Amniotic band syndrome

D

which of the following conditions does not affect the orbits? A. Cebocephaly B. Cyclopia C. Ethmocephaly D. Epignathus

D

The absence of the eyes is termed;: A. Agyria B. Epignathus C. Hypotelorism D. Anophthalmia

D. Anophthalmia

A reduction in the distance between the orbits is referred to as A. Anophthalmia B. Micrognathia C. Hypertelorism D. Hypotelorism

D. Hypotelorism

The most frequently encountered chromosomal abnormality associated with holoprosencephaly: A. Triploidy B. Trisomy 21 C. Trisomy 18 D. Trisomy 13

D. Trisomy 13

Which of the following may also be referred to as Turner syndrome? A. Down syndrome B. Trisomy 15 C. Trisomy 13 D. Trisomy X

D. Trisomy X

Which of the following would be most difficult to detect sonographically? A. Cleft lip and cleft palate B. Isolated cleft lip C. Isolation cleft palate D. Isolated median cleft

c

At what level is the nuchal fold measurement

cavum septum pellucidum

Fusion of the orbits is termed

cyclopia

the thickness of the nuchal gold in the second trimester should not exceed:

6mm

An absent or hypoplastic nasal bone is most likely associated with: A. Trisomy 21 B. Trisomy 15 C. Trisomy 18 D. Turner syndrome

A

The isolated enlargement of the fetal thyroid is referred to as: A. Fetal goiter B. Cystic hygroma C. Lymphangioma D. Cervical teratoma

A. Fetal goiter

Nuchal thickening is most commonly associated with: A. Patau syndrome B.Hydranenceephaly C. Down dyndrome D. Cebocephaly

C

The most common cause of hypertelorism is: A. Dandy-Walker malformation B. Anencephaly C. Anterior cephalocele D. Holoprosencepphaly

C

There is a definite link between microtia and what syndrom? A. Rays syndrome B. VACTERL syndrome C. Down syndrome D. Fitz-Hugh-Curtis syndrome

C

Which of following would most likely involve the development of a cystic hygroma? A. Beckwith-Weidemann syndrome B. Hydranencephaly C. Turner syndrome D. Klinefelter syndrome

C

What also referred to as trisomy 21?

Down syndrome

Close set eyes and a nose with a single nostril is termed: A) Cebocephaly B) Cyclopia C) Ethmocephaly D) Epignathus

a

The optimal scan plane to visualized micrognathia is: A. Transverse B. Axial C. Sagittal D. Coronal

c

the condition in which there is no nose and a proboscis separating two close set orbits is

ethmocephaly

a small mandible is termed:

micrognathia