Thoracic disc herniations. They’re not very common. They are not discussed
much. But thoracic disc herniations do exist. The C7/T1 disc herniations are
even more unusual and are reported in the spine literature
more due to their unusualness. New Roads Chiropractic Center embraces
unusual! Unusual calls for care and attention.
New Roads Chiropractic Center cares for unusual presentations like thoracic
disc herniations, especially those at the C7/T1 spinal
level aka the cervicothoracic
junction where the neck connects with the upper back.
Unusual Disc Herniation
C7/T1 disc herniations are unusual
from their adjacent segments, cervical disc herniations (neck) and
thoracic disc herniations (mid-back). Why? They tend to herniate laterally (out to the side) rather
than centrally. What makes that unusual? The C7/T1 disc level doesn’t normally have Luschka joints. These joints secure
the intervertebral discs in place and lessen the risk of
herniation. They permit flexion and extension and restrain
the extent of lateral flexion in the cervical spine. One
medical report documents a rare episode
of a central C7/T1 disc herniation that produced
lower extremity numbness and weakness as well as
gait disturbance though in a patient who had no or very little hand-related
symptoms that would
otherwise be expected. (1) Know that your
New Roads chiropractor will do a careful examination and
work out the source
of your pain with awareness of unusual incidences
like this.
Symptoms of C8 Disc Herniation
C7/T1 disc herniations make up 3.5% to 4% of all herniated cervical discs. (2,3) They are likely to be misdiagnosed owing to their unusual
neurological findings. C7/T1 disc herniations (aka herniations of the C8 disc) produce
weakness in hand muscles. The C8 nerve
roots extend outward between the C7 and
T1 vertebrae. (4) These nerves sit
above the C8 disc making it unusual for a disc herniation to press on
the C8 nerve. (5) But when it does, a C7/T1 disc
herniation usually shoots pain down the arm into the ring and
pinky fingers (which may be confusing as pain
here is telling of ulnar neuropathy). (3,4)
It won’t be confusing to your
New Roads chiropractor though! New Roads Chiropractic Center knows
the tests to do and questions to ask to determine the diagnosis.
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Listen to a podcast about neck pain helped with Cox Technic.
"This information and website content is not intended to diagnose, guarantee results, or recommend specific treatment or activity. It is designed to educate and inform only. Please consult your physician for a thorough examination leading to a diagnosis and well-planned treatment strategy. See more details on the
DISCLAIMER page. Content is reviewed by
Dr. James M. Cox I."