quarta-feira, agosto 28, 2013

Vscan no meio da mata: E um satélite na cabeça.


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AQUI O ARTIGO
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Echocardiographic Image Acquisition

The cardiology fellow performed limited, indication-focused echocardiographic studies on 89 patients with standard parasternal and apical views. In each patient, a recording of single parasternal long-axis, short-axis, and apical four-chamber views was obtained. Additional loops were recorded if deemed diagnostic of an abnormality at the point of care or if the fellow was unsure of a finding, but if a view revealed clearly normal findings, a loop was not recorded, to minimize data size. PCU images were acquired using Vscan (GE Healthcare, Wauwatosa, WI), a 1.4 × 7.3 × 2.8 cm device weighing 390 g with an 8.9-cm diagonal, 240 × 320 pixel display. Vscan uses a phased-array transducer (1.7–3.8 MHz) with a fixed sector angle of 75° and maximum depth of 25 cm. Color flow Doppler is available within a 30° maneuverable sector. Spectral Doppler or M-mode imaging is not available with the device. Images are stored on the device as JPEG still captures or MPEG-4 cine loops.
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Conclusions:: Remote expert echocardiographic interpretation can provide backup support to point-of-care diagnosis by nonexperts when read on a dedicated smartphone-based application. Mobile-to-mobile consultation may improve access in previously inaccessible locations to accurate echocardiographic interpretation by experienced cardiologists.
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Uma ferramenta revolucionária como o Vscan não pode ficar de lado em um país como o Brasil. Várias evidências científicas da utilidade do aparelho não sensibilizam a empresa no território nacional.
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O preço elevado e a ausência de uma estratégia de mercado eficiente colocaram o produto em quarentena.

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