Chapter 29: Normal and Abnormal Fetal Limbs

Which term refers to shortening of the most distal portion of a fetal limb?***Know this!

Acromelia.

Which term refers to abnormal shortening of the middle portion of a limb?***Know this!

Mesomelia.

Which term refers to an abnormally short limb?***Know this!

Micromelia.

Which term refers to flattened vertebral bodies with a decreased distance between the endplates?***Know this!

Platyspondyly.

Which term refers to a condition of having more than the normal number of digits on a hand or foot?***Know this!

Polydactyly.

Which term refers to shortening of the most proximal portion of a fetal limb?***Know this!

Rhizomelia.

Which term refers to fusion of soft tissue or bony segments of fetal digits?***Know this!

Syndactyly.

Which term refers to abnormal position of the fetal foot and ankle?***Know this!

Talipes.

What measurement is included in a routine ultrasound examination to determine gestational age (GA)?

Fetal femur.

What measurement is included in nonroutine ultrasound examinations to determine gestational age (GA)?

Humerus or other long bones.