1. Imaging Techniques

2. X-Ray Use electromagnetic radiation Absorbed by dense tissues
bone/ cartilage
NOT blood

3. Mammogram X-ray of breast
One breast at a time pressed firmly between two plates
X ray taken-one from above and one from the side

4. CT Scan Aka CAT scan (computerized (axial) tomography)
take x-rays from several views
put together to make 3-D image
half hour

5. Ultrasound aka ultrasonography, sonography, sonogram
machine gives off high frequency sound waves that go through body
sound waves creates echoes, machine converts echoes into real time images

6. Ultrasound Pictures of soft tissues that don’t show up on x-ray
differentiates between fluid filled cyst and solid tumors due to differences in echo patterns
used to guide needle biopsy

7. Ultrasound
Not as detailed as MRI or CT Scan.