121 research outputs found

    A Catastrophic-Onset Longitudinal Myelitis Accompanied by Bilateral Internuclear Ophthalmoplegia in a Patient with Systemic Lupus Erythematosus

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    Transverse myelitis (TM) extending from midbrain to the entire spinal cord accompanied by internuclear ophthalmoplegia is extremely rare but cause serious central nervous system complications in patients with systemic lupus erythematosus. We report a case of a 28-yr-old woman with TM extending from the midbrain to the conus medullaris longitudinally and internuclear ophthalmoplegia associated with systemic lupus erythematosus. Her neurological symptoms had an abrupt catastrophic onset and rapidly progressed to respiratory failure within 24 hr. Bilateral internuclear ophthalmoplegia was also followed by TM. Brain MR images showed definite brainstem lesions, which were deeply associated with internuclear ophthalmoplegia, and diffuse signal changes in the whole spinal cord, medulla, pons and midbrain. Clinical improvement of her ophthalmoplegia and of neurological dysfunction of the upper extremities was noted after prompt and aggressive treatment with intravenous pulsed methylprednisolone and cyclophosphamide. However, the neurological dysfunction of the lower limbs and bladder and colon paralysis were almost unchanged until six months passed

    Post‐traumatic stress disorder, child abuse history, birthweight and gestational age: a prospective cohort study

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    Peer Reviewedhttp://deepblue.lib.umich.edu/bitstream/2027.42/87171/1/BJO_3071_sm_TableS1.pdfhttp://deepblue.lib.umich.edu/bitstream/2027.42/87171/2/BJO_3071_sm_TableS4.pdfhttp://deepblue.lib.umich.edu/bitstream/2027.42/87171/3/BJO_3071_sm_TableS3.pdfhttp://deepblue.lib.umich.edu/bitstream/2027.42/87171/4/BJO_3071_sm_TableS2.pdfhttp://deepblue.lib.umich.edu/bitstream/2027.42/87171/5/j.1471-0528.2011.03071.x.pd

    Elevated cortisol awakening response associated with early life stress and impaired executive function in healthy adult males

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    Experiencing early life stress (ELS) and subsequent dysregulation of the hypothalamic-pituitary-adrenal (HPA) axis may play a role in the aetiology of mental health disorders. However, the exact mechanisms linking HPAaxis dysregulation with the development of psychopathology have not been fully delineated. Progress in this area is hampered by the complex and often conflicting associations found between markers of HPA-axis function and risk factors for mental health disorders such as impaired executive function (EF) and ELS. This study investigated the association of the cortisol awakening response (CAR) with ELS and EF in a healthy adult male population (n =109, aged 21–63). As previous inconsistencies in CAR and ELS association studies may be the result of not considering ELS-related factors such as cumulative exposure, type of stressor and developmental timing of ELS, these were also investigated. The main findings were that the CAR was significantly elevated in individuals reporting ELS compared to those reporting no ELS (p =0.007) and that an elevated CAR predicted poorer problem solving/planning (p=0.046). Cumulative exposure, type of stressor and developmental timing of ELS were also found to impact significantly on the CAR. These results suggest that ELS is associated with chronic changes in HPA-axis function and that these changes may be associated with impairments in problem solving/ planning. Future work should investigate further the neurobiological mechanisms linking ELS, the CAR and EF and their role in conferring risk for the development of mental health disorders

    PTSD Women Veterans’ Prevalence of PTSD Care

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    Impulsivity as a multifactorial construct and its relationship to PTSD severity and threat sensitivity

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    Changes to the DSM-5's conceptualization of posttraumatic stress disorder (PTSD) highlight the importance of impulsivity within the context of PTSD-related arousal dysregulation. While the relationship between PTSD and threat sensitivity is well defined, how they relate to impulsivity remains understudied. We examined the relationship between PTSD symptom severity, threat sensitivity, and impulsivity. 124 participants completed the PTSD Checklist (PCL-C) and the Barratt Impulsiveness Scale 11th ed (BIS-11). BIS-11 items were separated to define cognitive and behavioral impulsivity subdomains. A trauma-exposed subsample of 39 participants were also exposed to no, ambiguous, and high threat conditions in a threat-enhanced acoustic startle paradigm with psychophysiological response as the outcome variable. PTSD severity was significantly associated with greater overall impulsivity and behavioral impulsivity. Greater overall impulsivity and both cognitive and behavioral impulsivity subdomains were significantly associated with psychophysiological magnitudes across threat conditions in the traumatized subsample. Our results suggest PTSD severity may linked to behavioral impulsivity and both cognitive and behavioral impulsivity are associated with threat sensitivity and hyperarousal. Assessing impulsivity within the context of PTSD, particularly in terms of its cognitive and behavioral subdomains, may provide important, clinically relevant information
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