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{ Monthly Archives } October 2007

Abnormal reliance on object structure in apraxics’ learning of novel object-related actions

We assessed the prediction that object structural cues could benefit the learning of object–action relationships in ideomotor apraxia (IMA). A total of 15 patients with left-hemisphere stroke, 11 of whom exhibited IMA, and 10 healthy subjects were trained to match novel gestures to novel tool pictures that were either High- or Low-Afforded by their associated [...]

Interventional Therapy: A Clinical Guide To Weaning Off Intrathecal Opioids

by Stuart Rosenblum, MD, PhD; Robert Fisher, MD; David Caraway, MD, PhD; and Michael Saulino, MD Some patients find IT opioid therapy not effective despite a successful trial. I wrote a column on the failure of IT trials to predict success in the March 2007 issue of this journal (Vol 7: Issue 2). Fortunately, physicians [...]

Rehabilitation effectiveness: the state of the science and a hope for the future.

by John Whyte, MD, PhD.Moss Rehabilitation Research Institute, Albert Einstein Healthcare Network, Philadelphia, Pennsylvania, USA. Am J Phys Med Rehabil. 2007 Oct;86(10):835-7.

Hand path priming in manual obstacle avoidance: evidence for abstract spatiotemporal forms in human motor control.

by Robrecht P.R.D. van der Wel, Robin M. Fleckenstein, Steven A. Jax, PhD, David A. Rosenbaum. Department of Psychology, Pennsylvania State University, University Park, PA, USA. Previous research suggests that motor equivalence is achieved through reliance on effector-independent spatiotemporal forms. Here the authors report a series of experiments investigating the role of such forms in [...]

The Coffee Challenge: A new method for the study of everyday action errors.

by Tania Giovannetti, Myrna F. Schwartz, PhD, Laurel J. Buxbaum, PsyD. Temple University, Philadelphia, PA, USA. Errors in everyday activities pose significant consequences for individuals with mild cognitive deficits. However, there are few performance-based methods available to study action in these populations; the Coffee Challenge (CC) was designed for this purpose. Experiment 1 examined CC [...]