中医骨科学外文版 (6).ppt
Imaging ProceduresnX-ray examinationnCT examinationnMagnetic Resonance Imaging(MRI)nRadionuclideX-ray examinationMeaningOne of the important means in orthopedicsIdentify whether the observed phenomenon is normal or pathologicalSeek strong evidence for the diagnosis of diseasesX-ray examinationMeaningRequirements for X-ray readingGood habitsMacro vs MicroLocal vs.GlobalBone joint and soft tissueX-ray examinationMeaningRequirements for X-ray readingOrder of X-ray readingSoft tissue-Bone contour-Bone structure Cancellous-Other bone structure-JointExamples of X-ray readingNormal viewLateral viewExamples of X-ray readingSoft tissue shadowCortical boneMedullary cavityLateral view of calcaneusBone trabeculaJoint spaceThoracolumbar lateral X-rayCervical spondylosis X-rayBone tumor X-rayExpansive growth,regular,clear boundaryNormalImaging ProceduresnX-ray examinationnCT examinationnMagnetic Resonance Imaging(MRI)nRadionuclideCT examinationnComputed Tomography(Computed Tomography)nObservation of the lesions of spine,pelvis and joint of limbs from cross sectionnDistinguishing soft tissue,not affected by organ overlapnRole:localization,diagnosis,rangeCT Application ExamplesTibial plateau fractureImaging ProceduresnX-ray examinationnCT examinationnMagnetic Resonance Imaging(MRI)nRadionuclideMagnetic Resonance Imaging(MRI)nMagnetic Resonance ImagingnStrong ability in distinguishing soft tissuenShow extent of lesion invasionnApplication:Examination of spinal cord,intervertebral disc,joint,ligament,soft tissue tumor and muscle diseasenThree-dimensional:Observation of the lesions in cross section,sagittal section and frontal planenHigh examination costMRI of thigh massMRI of thigh massLumbar Disc Herniation(MRI)Meniscus injuryMeniscus Injury MRIImaging ProceduresnX-ray examinationnCT examinationnMagnetic Resonance Imaging(MRI)nRadionuclideRadionuclidenSystemic bone scanningnReflecting bone destruction and repairnEarly diagnosis:Bone tumorBone metastases(3-6 months earlier than X-ray)Avascular necrosis of femoral headAcute osteomyelitis(earlier than X-ray)nDetermining the blood supply after bone grafting
