Publications by authors named "Brian Chenoweth"

Article Synopsis
  • - A case of type II (intraosseous) entrapment of the median nerve was identified in a patient using clinical examination and MRI, leading to surgical intervention involving osteotomy, neurolysis, and nerve transposition.
  • - The patient experienced complete motor and sensory recovery within five months post-surgery, regaining full functionality and grip strength.
  • - Median nerve entrapment following posterolateral elbow dislocation is uncommon, with around 40 cases documented, emphasizing the need for quick diagnosis and treatment.
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A 1.1 Kg, four-hour-old, 29-weeks-gestation male patient presented with right upper extremity ischemia secondary to neonatal constriction band syndrome. Emergency constriction band release was deemed necessary to facilitate limb salvage.

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Case: A 29-week-old gestational age neonate born by emergent cesarean delivery was found to have a circumferential upper arm amniotic constriction band. Initial removal of the amniotic band at the time of delivery uncovered a circumferential skin band with profound venous obstruction but preserved Doppler arterial flow. Emergent excision of the constricted skin band with fasciotomies of the arm and forearm was performed shortly after birth to preserve the extremity.

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Infections in the joints of the hand and wrist carry the risk of significant morbidity. Common presenting symptoms include joint redness, swelling, and pseudoparalysis that occurs several days following a penetrating trauma. Diagnostic workup should be expedited, including a laboratory evaluation and arthrocentesis.

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Purpose: To test the biomechanical properties of the dorsoradial capsulodesis procedure.

Methods: Six cadaveric hands were used. After exposing the trapeziometacarpal (TMC) joint, we placed Kirschner wires in the distal radius and thumb metacarpal.

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Filtering of redundant or stable inputs is a critical function of all sensory pathways. Normal sensory gating can allow processing resources to be differentially devoted to changing or otherwise biologically significant stimuli. In olfaction, short-term odor habituation is mediated by a metabotropic glutamate receptor (mGluR)-mediated depression of afferent synapses in the piriform cortex.

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