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Clinical and electrophysiologic correlates of quantitative sensory testing in patients with incomplete spinal cord injury  Keith C. Hayes, PhD, Dalton.

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Presentation on theme: "Clinical and electrophysiologic correlates of quantitative sensory testing in patients with incomplete spinal cord injury  Keith C. Hayes, PhD, Dalton."— Presentation transcript:

1 Clinical and electrophysiologic correlates of quantitative sensory testing in patients with incomplete spinal cord injury  Keith C. Hayes, PhD, Dalton L. Wolfe, PhD, Jane T. Hsieh, MSc, Patrick J. Potter, MD, FRCPC, Andrei Krassioukov, MD, PhD, Carmen E. Durham, BSc  Archives of Physical Medicine and Rehabilitation  Volume 83, Issue 11, Pages (November 2002) DOI: /apmr Copyright © 2002 American Congress of Rehabilitation Medicine and the American Academy of Physical Medicine and Rehabilitation Terms and Conditions

2 Fig. 1 Distribution of QST scores transformed to normal (hatched) impaired (black) and absent (white) and ASIA sensory scores for pinprick and light touch, across dermatomes. The sensory score distribution is shown in the left column of each pair and the QST distribution is shown in the right column for each dermatome. Note the greater percentage of patients categorized as impaired, rather than normal or absent, for the QST measures in the majority of dermatomes and for each modality. Archives of Physical Medicine and Rehabilitation  , DOI: ( /apmr ) Copyright © 2002 American Congress of Rehabilitation Medicine and the American Academy of Physical Medicine and Rehabilitation Terms and Conditions

3 Fig. 2 (A) Correlation and regression between QST scores for cold perceptual threshold and warm perceptual threshold. (B) Correlation and regression between QST scores for vibration threshold and warm perceptual threshold. Both A and B are for the right L4 dermatome. Patients with SCI (●) and controls (○). Archives of Physical Medicine and Rehabilitation  , DOI: ( /apmr ) Copyright © 2002 American Congress of Rehabilitation Medicine and the American Academy of Physical Medicine and Rehabilitation Terms and Conditions

4 Fig. 3 Differences in QST scores for 2 patients with SCI with identical sensory scores of impaired to both pinprick (PP) and light touch (LT). For description of patients 1 and 2, see text. QST scores are shown on a graduated 7-point gray scale for illustrative purpose only. Note that patient 1 revealed some QST values within the normal range in the L5 dermatome in response to vibration and warm sensation. Conversely, patient 2 revealed absent response to vibration in L5, whereas his sensory score was categorized as impaired. Archives of Physical Medicine and Rehabilitation  , DOI: ( /apmr ) Copyright © 2002 American Congress of Rehabilitation Medicine and the American Academy of Physical Medicine and Rehabilitation Terms and Conditions

5 Fig. 4 Vibration QST scores for patients with SCI with (0) absent, (1) impaired, or (2) normal SEPs and control subjects. Archives of Physical Medicine and Rehabilitation  , DOI: ( /apmr ) Copyright © 2002 American Congress of Rehabilitation Medicine and the American Academy of Physical Medicine and Rehabilitation Terms and Conditions


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