Publications by authors named "Garry Smyda"

Objective: Costs associated with low back pain (LBP) continue to rise. Despite numerous clinical practice guidelines, the evaluation and treatments for LBP are variable and largely depend on the individual provider. As yet, little attention has been given to the first choice of provider.

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Depression is associated with negative attention and attribution biases and maladaptive emotion responsivity and regulation, which adversely impact self-evaluations and interpersonal relationships. Using functional magnetic resonance imaging, we investigated the neural substrates of these impairments. We compared neural activity recruited by 126 clinically depressed and healthy adolescents (ages 11-17 years) during social exclusion (Exclusion > Inclusion) using Cyberball.

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Article Synopsis
  • The study looked at how depression affects how teens recognize emotions in their own faces and others' faces using a special brain scan called fMRI.
  • It involved 81 teens, half of whom were depressed and half were healthy, who viewed different emotional images of themselves and others while being scanned.
  • The results showed that depressed teens had different brain activity when looking at faces, such as being less active when seeing happy faces of themselves and more active with neutral faces, suggesting their brains process emotions differently.
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Background: The ventral striatum (VS) and striatal network supports goal motivated behavior. Identifying how depressed patients differ in their striatal network during the processing of emotionally salient events is a step towards uncovering biomarkers for diagnosis and treatment.

Methods: 38 depressed and 30 healthy adults completed a task that examined brain activation to the anticipation and receipt of monetary rewards and losses.

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Maltreatment is associated with chronic depression, high negative self-attributions, and lifetime psychopathology. Adolescence is a sensitive period for the formation of self-concept. Identifying neurobiomarkers of self-processing in depressed adolescents with and without maltreatment may parse the effects of trauma and depression on self-development and chronic psychopathology.

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