Spasticity is a common impairment found in patients that have been diagnosed with a stroke. Little is known about the pathophysiology of spasticity at the level of the brain. This retrospective study was performed to identify an association between the area of the brain affected by an ischemic stroke and the presence of acute spasticity. Physical and occupational therapy assessments from all patients (n = 441) that had suffered a stroke and were admitted into a local hospital over a 4-year period were screened for inclusion in this study. Subjects that fit the inclusion criteria were grouped according to the presence (n = 42) or absence (n = 129) of acute spasticity by the Modified Ashworth Scale score given during the hospital admission assessment. Magnetic resonance images from 20 subjects in the spasticity group and 52 from the control group were then compared using lesion density plots and voxel-based lesion-symptom mapping. An association of acute spasticity with the gray matter regions of the insula, basal ganglia, and thalamus was found in this study. White matter tracts including the pontine crossing tract, corticospinal tract, internal capsule, corona radiata, external capsule, and the superior fronto-occipital fasciculus were also found to be significantly associated with acute spasticity. This is the first study to describe an association between a region of the brain affected by an infarct and the presence of acute spasticity. Understanding the regions associated with acute spasticity will aid in understanding the pathophysiology of this musculoskeletal impairment at the level of the brain.
This pilot study suggests that SMPs may improve daily functioning in individuals with chronic mild ABI symptoms. More methodologically robust clinical trials are warranted.
A survey evaluating the professional characteristics and practice patterns of diabetes educators was distributed across the United States. The specific survey aims were to assess whether (1) there continues to be a growing trend among US health professionals who consider themselves diabetes educators to obtain certification as certified diabetes educators (CDEs), (2) duties/services associated with diabetes self-management training (DSMT) and medical/medication management differ between diabetes educators who are CDEs versus those who are non-CDEs, and (3) educator practice patterns differ across the major geographic regions of the United States. Of the 507 diabetes educators completing the survey, 83% identified themselves as CDEs. Diabetes educators responding to similar surveys done in 1992 and 1999, 51% and 63%, respectively, identified themselves as CDEs. In this survey, a similar percentage of CDEs and non-CDEs employed DSMT practices of relatively low complexity (eg, general diabetes education) whereas a significantly higher percentage (P < .001) of CDEs employed DSMT practices of relatively high complexity (eg, insulin pump training). Significantly (P< .001) more CDEs provided medical/medication management services compared to non-CDEs. Finally, the practice patterns among CDEs were minimally influenced by region of the country. These results suggest that (1) the trend toward increased certification among diabetes educators has continued, (2) certification is associated with a greater likelihood of delivering complex DSMT services and medical/medication management, and (3) this pattern is consistent across the nation as a whole.
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