tumors of the vertebral

column are RARE < 10% of all

primary bony tumors

The most common BENIGN

tumor is

The most common

MALIGNANT tumor is

or

worse at and even at .

- due to erosion of the

vertebrae

- if the roots are

irritated

study. the lesion

detect the & the of the

disease.

Identify or

.

Lesion "cold” or “hot,” depending on

and in the

.

Use a

( )

and (

) information regarding a

tumor.

Determine extent of the

Preoperative

An accurate is essential in the

evaluation and

to or

therapy

, economical, ,

and minimally invasive

procedure.

of up to

and lesions

younger ,

CT scanCystic lesions with thin cortical

layering of blood

MRI

signals

(various hemoglobin

degradation products)

Histologicalfilled with blood

products separated by

. associated with

Treatment

to decrease

intraoperative blood loss

Complete excision (difficult)

Incomplete (recurrence)

(adjuvant)

The tumors

Incidental findings,

are

Myelopathy

Pathologic

fractures

Pain

Radiculopathy

CT scan

MRIsignals on both T1

and T2HistopathologyAggregate of irregularly shaped

channels of

with erosion of the bony

architecture.

thoracic and lumbar spine.

The is the most

frequent site of

Association between

and the development of

hemangiomasTreatment

hemangiomas

percutaneous injection of

spinal cord compression or

neurological symptoms

benign, ,

Teenage years,

Involve the

worse at

with

CT scan

Bone scans

Histopathologyin a background of

with

surrounding Treatment

spinal cord compression or

neurological symptoms

Constant pain that is not relieved

by salicylates

is the

primary treatment.

Benign,

of immature

or

of CT scan

MRIsignals on T2

signals on T1

Treatment

Benign, cartilage

radiation-induced

cervical spine ,

CT scan

MRI

Treatment

Symptomatic lesions, Complete

excision

Rare ,arises from immature cartilage

Radiographic findings are

Round chondroblast-like cells and

multinucleated giant cells in a

background of cartilaginous

intercellular matrix and focal

calcification

3rd - 4th decades,

is the most common site

originates from

Expansile mass with destruction

of the vertebral bodies

Histopathology:-

Treatmentto

decrease intraoperative blood loss

(adjuvant)

arise from remnants

of the

Found from the to the

5th – 6th decade ,

CT scannear the center

of the vertebral body

MRIT1- within the

lesion.

T2- (high water

content)HistopathologyElongated cords of clear cells

The cells contain intracytoplasmic

vacuoles with a copious amount ofTreatment

(adjuvant)

is traditionally

age, , and

adjuvant

very similar features to

5th – 6th decade ,

CT scan

MRIdemonstrate the relationship

between the tumor and

surrounding soft tissueTreatment

2ry to previous

or .

CT scan

Treatment

primary malignant

tumors of the vertebral column

Arise within of the

vertebral column ( )

by definition is

is truly6th – 7th decade , CT scan

MRIdiffuse abnormal marrow

signals of the vertebral column

serum and urine

electrophoresis

Treatmenten bloc spondylectomy

(adjuvant)