preductal

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English[edit]

Etymology[edit]

pre- +‎ ductal

Adjective[edit]

preductal (not comparable)

  1. Proximal to a ductus (for example, the ductus arteriosus).
    • 2013, Jacob Mandell, Core Radiology: A Visual Approach to Diagnostic Imaging (Cambridge Medicine)‎[1], 1st edition, →ISBN, page 769:
      Aortic coarctation is congenital focal narrowing of the aorta in the region of the ductus arteriosus. It may be preductal (proximal to the ductus, illustrated on the right [in the original]), periductal, or postductal.
    • 2015 September 26, “Do sustained lung inflations during neonatal resuscitation affect cerebral blood volume in preterm infants? A randomized controlled pilot study”, in PLOS ONE[2], →DOI:
      Criteria for endotracheal intubation were dissatisfying response to non-invasive ventilation defined as absent or insufficient increase in HR and/or preductal oxygen saturation (SpO2) despite supplemental oxygen.

Related terms[edit]