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| Wednesday, February 22 2012 | |
| Osteoarticular system |
| Chest |
| Abdomen |
| Gastrointestinal contrast |
| Urinary tract procedures |
| Dental radiography |
| Myelography |
| Eye |
| Thyroid |
| Soft tissues |
| Breast |
| Abdomen |
| Pelvis |
| Obstetric |
| Prostate |
| Scrotal |
| Pediatrics |
| Doppler |
| Screening mammography |
| Diagnostic mammography |
| Ultrasound |
| Interventional techniques |
| Head |
| Neck |
| Shoulder |
| Thorax |
| Abdomen |
| Pelvis |
| Spine |
| Extermities |
| Osteoporosis |
| Magnetic Resonance Imaging |
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COMPUTED TOMOGRAPHY (CT ) Your preparation:
do not eat solid food for three hours prior to the examination. You
may drink clear liquids. Spiral CT(helical CT) is
major recent advance in CT technology.With conventional CT when the
chest , the abdomen and pelvis are imaged the patient has to hold
his breath as each image is acquired (for several times).Problems
may arise due to misregistration of the images for example if a patient
did not hold his breath in exactly the same way each time ,a portion
of the scanned organ may be missed completely and small legions may
not be identified. With spiral CT an entire scan can be obtain while
the patient hold his breath. These is easier for the patient and eliminate
the problem of misregistration .With the spiral CT scanner can be
performed specialized applications: recostructions into different
planes with elaborate three-dimensional images , CT angiography CT Angiography is a new technique that can be used to study the vascular tube and can be performed easily with spiral CT scanner. By intravenous line a contrast is given and thin sections are obtained so that the vessels can be imaged accurately.Reconstuctions can then be performed for surgical planning. We perform also CT guided biopsy .
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