Penny OB/GYN Ch.26 Review
A protein produced by the yolk sac and fetal liver that is found in excess in the maternal circulation in the presence of a neural tube defect is:
AFP
Achondroplasia is associated with all of the following except:
Absent mineralization of the skull
A disorder that results in abnormal bone growth and dwarfism is:
Achondroplasia
The most common nonlethal skeletal dysplasia is:
Achondroplasia
The artifact seen posterior to solid structures such as fetal bone is referred to as:
Acoustic shadowing
The disorder associated with fetal amputations is:
Amniotic band syndrome
The group of fetal head and brain abnormalities that often coexists with spina bifida is referred to as:
Arnold-Chiari 2 malformation
The form of inheritance in which at least one parent has to be a carrier of an abnormal gene for it to be passed to the fetus is:
Autosomal dominant
An absent sacrum and coccyx is referred to as:
Caudal regression syndrome
The condition associated with the absence of the sacrum and coccyx:
Caudal regression syndrome
Talipes equinovarus is associated with:
Clubfoot
In VACTERL association, the letter "C" stands for:
Cranial
All of the following are clinical or sonographic findings consistent with limb-body wall complex except:
Decreased MSAFP
All of the following are characteristics of spina bifida occult except:
Elevated MSAFP
All of the following are associated with spina bifida except:
Enlarged posterior fossa
In VACTERL association, the letter "L" stands for:
Limb
The thalamic tissue located within the third ventricle of the brain that can become enlarged with Arnold-Chiari 2 malformation is:
Massa intermedia
Sirenomelia is commonly referred to as:
Mermaid syndrome
All of the following are characteristic sonographic findings of achondrogenesis except:
Multiple dislocated joints
All of the following are characteristics of spina bifida cystic except:
Normal MSAFP
A bell-shaped chest and multiple fetal fractures are indicative of:
Osteogenesis imperfecta
Upon sonographic interrogation of a 28-week pregnancy, you note that when pressure is applied to the fetal skull, the skull can be easily distorted. This is sonographic evidence of:
Osteogenesis imperfecta
Sonographically, you visualize a mass extending from the distal spine of a fetus. This mass could be all of the following except:
Phocomeningocele
Absence of the radius is referred to as:
Radial ray defect
All of the following are signs of Arnold-Chiari 2 syndrome except:
S-shaped spine
The abnormal lateral curvature of the spine is referred to as:
Scoliosis
Rhizomelia denotes:
Shortening of the proximal segment of a limb
What condition is associated with bilateral renal genesis, oligohydramnios, and fusion of the lower extremities?
Sirenomelia
All of the following are associated with amniotic band syndrome except:
Synechiae
A cloverleaf skull and hydrocephalus is seen with:
Thanatophoric dysplasia