Jon T. Hoffman

Learn More
The utility of different reality negotiation strategies among 57 persons who had traumatically acquired severe physical disabilities was examined. It was predicted that a sense of goal-directed determination ("agency"; Snyder, 1989) would predict lower depression and psychosocial impairment scores soon after injury. To meet the demands of rehabilitation and(More)
Ich versichere, daß die vorliegende Arbeit – bis auf die offizielle Betreuung durch den Lehrstuhl – ohne fremde Hilfe von mir durchgeführt wurde. Die verwendete Literatur ist im Literaturverzeichnis vollständig angegeben. I certify that I have conducted this work on my own and no other supporting material has been used other than those which are listed as(More)
Foreword Armies rely so much on past experiences to validate current practices that they are often regarded as inherently conservative organizations , resistant to meaningful change and innovation. Armed with doctrines and traditions developed over decades and even centuries to guide and sustain soldiers in combat, they have been understandably hesitant to(More)
A study to evaluate the duration of sympathetic and sensory block in the L2 and L5 dermatome distributions using thermography and pinprick was conducted. Twenty patients received epidural block using 2% lidocaine with epinephrine. Onset and duration of the sensory and sympathetic blocks were determined and compared statistically. There was no difference(More)
Graves' orbitopathy (GO) is the main extrathyroidal manifestation of Graves' disease. When fully expressed, it is characterized by inflam-matory soft tissue changes, exophthalmos, ocular dysmotility causing diplopia, and, rarely, sight-threatening dysthyroid optic neuropathy (DON). The prevalence of GO among Graves' patients seems lately declining, probably(More)
To determine the effect of carbonation of lidocaine, a comparison of 1.0% lidocaine hydrochloride (HCl) and 1.1% lidocaine hydrocarbonate (CO2), both with 1:200,000 epinephrine, was made in this study of 50 patients receiving interscalene brachial plexus blocks. Sensory block was determined by the response to pinprick in the C2-T2 dermatomes, while motor(More)
  • 1