Thoracic disc herniations. They’re not very ordinary. 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. Gormish Chiropractic & Rehabilitation embraces
unusual! Unusual warrants care and attention.
Gormish Chiropractic & Rehabilitation cares for unusual presentations like thoracic
disc herniations, specifically those at the C7/T1 level of the spine which is also known as 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 are inclined
to herniate laterally (out to the side) rather
than centrally. What makes that unusual? The C7/T1 disc level doesn’t typically have Luschka joints. These joints secure
the intervertebral discs in place and lessen the risk of
herniation. They allow flexion and extension and control
the extent of lateral flexion in the cervical spine. There is a report of a rare occurrence
of a central C7/T1 disc herniation that produced
lower extremity numbness and weakness as well as
gait disturbance though in a patient who tells of no or very little hand pain or numbness that would
otherwise be anticipated. (1) Know that your
Carrolltown chiropractor will do a careful examination and
uncover the root cause
of your pain with knowledge of unusual incidences
like this.
Symptoms of C8 Disc Herniation
C7/T1 disc herniations account
for 3.5% to 4% of all herniated cervical discs. (2,3) They tend to be misdiagnosed due to their unusual
neurological findings. C7/T1 disc herniations (aka herniations of the C8 disc) instigate
weakness in hand muscles. The C8 nerve
roots extend outward between the C7 and
T1 vertebrae. (4) They sit
above the C8 disc making it unusual for a disc herniation to compress
the C8 nerve. (5) Nonetheless when it does, a C7/T1 disc
herniation usually fires 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 confuse your
Carrolltown chiropractor though! Gormish Chiropractic & Rehabilitation is ready with
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."