Neonatal Spine Images

UT 405 - Neonatal Sonography

a

right

b

posterior

c

left

d

anterior

1

subarachnoid space

2

cartilaginous spinous processes

3

dura mater

4

epidural space

5

central echo complex in hypoechoic spinal cord

6

conus medullaris

7

vertebral bodies

1

spinal cord

2

subarachnoid space

3

arachnoid and dura mater

4

cartilaginous spinous process

5

conus medullaris

6

central echo complex in hypoechoic spinal cord

7

vertebral bodies

8

nerve roots forming the cauda equina

solid white arrow

echogenic epidural fat

vb

vertebral bodies

d

intervertebral disks

p

spinous processes

arrowheads

arachnoid/dural layer

e

epidural space

*

subarachnoid space w/ CSF

sc

hypoechoic spinal cord

1

spinous processes

2

subarachnoid/dural layer

3

subarachnoid space filled with CSF

4

posterior margin of spinal cord

5

spinal cord with central echo complex

6

anterior margin of the spinal cord

f

filum terminale

c

conus medullaris

a

anterior and posterior margins of spinal cord

b

echogenic nerve roots in the subarachnoid space

c

conus medullaris

what are the calipers measuring?

filum terminale

s

thecal sac

white arrow

end of thecal sac (about s2)

white arrow

partially calcified coccyx

r

rectum filled with air

c

hypoechoic spinal cord

arrows

echogenic nerve roots of cauda equina

arrowheads

echogenic dura

*

echogenic vertebral arches

p

spinous process

1

prominent echogenic round filum terminale

2

echogenic nerve roots

arrowheads

nerve roots (small echogenic dots) obscuring filum terminale

circle

coccyx

1

spinal cord

2

conus medullaris

3

central echo complex in hypoechoic spinal cord

4

filum terminale and nerve roots

5

unossified coccyx

arrow

lumbosacral joint

is this spine normal?

yes

1

dura

2

spinal cord

3

central echo

4

dorsal nerve root

5

unossified spinous process

a

L1

b

L2

c

L3

d

L4

e

L5

f

LSJ

g

S1

h

S2

i

S3

J

S4

k

S5

yellow arrow

S1

a

central canal of spinal cord

b

hypoechoic spinal cord

c

conus medullaris

d

pedicles/vertebral arches

f

nerve roots

g

coccygeal segments

h

T12

i

L1

e

filum terminale

J

L5

k

S1

arrow

LSJ

a

L1

b

L2

c

L3

d

L4

e

L5

f

S1

g

S2

h

S3

i

S4

J

S5

arrow

filum terminale

red arrow

filum terminale