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[Computerized tomography of the hand: examination technic, normal anatomy, indications]
1Institut für Strahlendiagnostik, Chirurgischen Universitätsklinik Würzburg.
Handchirurgie, Mikrochirurgie, Plastische Chirurgie : Organ Der Deutschsprachigen Arbeitsgemeinschaft Fur Handchirurgie : Organ Der Deutschsprachigen Arbeitsgemeinschaft Fur Mikrochirurgie Der Peripheren Nerven Und Gefasse : Organ Der V
|March 1, 1989
Summary
Computed tomography (CT) of the hand offers superior imaging of the carpus and soft tissues without superimposition. This digital imaging technique enhances understanding of carpal biomechanics and diagnoses various hand conditions.
Area of Science:
- Radiology
- Orthopedic Imaging
- Medical Diagnostics
Background:
- Conventional tomography has limitations in imaging complex hand and carpal structures.
- Digital slice imaging techniques offer potential advantages in anatomical visualization.
Purpose of the Study:
- To present the results of 480 computed tomograms (CT) of the hand.
- To highlight the advantages of digital slice imaging for carpal and soft tissue evaluation.
- To identify key clinical applications of hand CT in diagnosing specific conditions.
Main Methods:
- Utilized computed tomography (CT) for imaging the hand in 480 cases.
- Employed digital slice imaging technique for detailed anatomical visualization.
- Analyzed density to determine soft tissue characteristics.
Main Results:
- CT provides clear imaging of the complex carpus without superimposition, aiding biomechanical understanding.
- Anatomically exact imaging of soft tissues is achieved through density analysis.
- CT effectively diagnoses post-traumatic carpal states (scaphoid non-union, lunato-malacia, dislocations, instabilities), cystic bone changes, non-idiopathic carpal tunnel syndrome (CTS), and soft tissue masses.
- CT has largely replaced conventional tomography in the institution's diagnostic program.
Conclusions:
- Computed tomography (CT) is the optimal imaging modality for soft-tissue masses in the hand.
- Digital CT enhances the understanding of carpal biomechanics and diagnoses a wide range of hand pathologies.
- CT represents a significant advancement over conventional tomography for hand imaging.