spondylosis dr.shamekh m. el-shamy. spondylosis
TRANSCRIPT
I- Cervical SpondylosisI- Cervical Spondylosis
Definition:Definition:It is a gradual progressive It is a gradual progressive
diffuse degeneration of inter-diffuse degeneration of inter-vertebral discs, affecting the vertebral discs, affecting the most mobile lower cervical most mobile lower cervical vertebvertebraerae
PREDISPOSING FACTORS:PREDISPOSING FACTORS:
1- Old age.1- Old age.
2- Diabetes mellitus.2- Diabetes mellitus.
3- Excessive mobility of the spine as in 3- Excessive mobility of the spine as in labourerslabourers
2)2)Manifestations of cord compressionManifestations of cord compression (Posterior prolapse):(Posterior prolapse):
(Myelopathy)(Myelopathy)
3)Manifestations of root and root 3)Manifestations of root and root compression: compression:
(Myloradiculopathy)(Myloradiculopathy)
Vertebro-basilar insufficiency Vertebro-basilar insufficiency (VBI)(VBI)
It is usually due to compression of upper It is usually due to compression of upper cervical osteophytes on the vertebral cervical osteophytes on the vertebral arteartery.ry.
Clinical picture:Clinical picture:
- Age:- Age: Any age. Any age.
- Sex:- Sex: 75 – 80 % in males. 75 – 80 % in males.
- Sites:- Sites: Common sites are LCommon sites are L4-54-5 and L and L55-S-S11, ,
which compresses the spinal nerve below which compresses the spinal nerve below i.e. In Li.e. In L4-54-5 disc prolapse, the prolapsed disc prolapse, the prolapsed
disc compresses Ldisc compresses L55 nerve roots. nerve roots.