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Biomedical subjects

H S Powell

Publications and source records attributed to H S Powell.

12 recordsLinked to original sources

Behavioural management in nursing and residential homes: a randomised controlled trial.

BACKGROUND: As more and more elderly people are being cared for in residential and nursing homes, how best can their psychiatric needs be met? We report on evaluation of a behavioural intervention by an old-age psychiatry hospital outreach team. METHODS: This randomised controlled trial of a training and education intervention over 6 months was done in south Manchester, UK. 12 matched nursing and residential homes were randomised to the control or intervention group and within each, the staff selected 10 residents whose behavioural problems made them difficult to care for. Care staff in the intervention homes attended seminars from the hospital outreach team and received weekly visits from a psychiatric nurse to assist in developing care planning skills. The main outcome measures were cognitive impairment and depression, behavioural disturbance, and functional ability, assessed by the geriatric mental state schedule, Crichton Royal behaviour rating scale, and Barthel index, respectively. FINDINGS: Residents in the intervention group had significantly improved scores for depression (before-and-after change difference -0.5 [95% CI -0.8 to -0.1]) and for cognitive impairment (-0.7 [-1.1 to -0.2]) but not for behaviour rating or Barthel index. INTERPRETATION: Elderly residents can benefit from improved quality of care achieved by training from a hospital outreach team.

Aged↗

Amebic meningoencephalitis caused by Acanthamoeba castellani in a dog.

A natural infection of Acanthamoeba castellani, a free-living ameba, was determined to be the cause of acute, hemorrhagic, necrotizing amebic meningoencephalitis in a dog. This case is unique because previous reports of infection by the Acanthamoeba spp in dogs have not indicated its presence in the brain. Naturally developing meningoencephalitis by Acanthamoeba spp in the dog may have a pathogenesis similar to that of human beings. The ameba in this case also was observed in the lungs and kidneys, which are believed to be the primary sites of lesions in human beings that develop amebic meningoencephalitis from Acanthamoeba spp.

Amebiasis↗