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Walk the Even Hospital Database by book and chapter — the raw source passages that ground Ask, DDx, and the rest.

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contentuptodate· Content· item f23_20_23883

©2013 UpToDate ® Print Email Available intraductal ultrasound systems Electronic ultrasound probe (Endosonics®) Mechanical sector scanner probes (ALOKA®, Olympus®, Microvasive®) Combined sector and linear probes (Fujinon®) Scanning method Phased array Mechanical/radial Mechanical/radial or linear Frequency (MHz) 20 15-20/12-30/20 12-15-20 Transducer elements 64 1/1/1 1 Working length (cm) 175 192/205/200 200 Diameter (mm) 1.2/1.6 2/2.0-2.4-2.9/2.1 2.0/2.6