THE MERCK VETERINARY MANUALmultimedia

Location(s)

  • Pregnancy Determination in Horses
  • Sonogram of 29-day conceptus, mare

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    Sonogram of 29-day conceptus, mare

    The dorsal anechoic yolk sac is nearly equal in size to developing ventral allantoic cavity.

    Courtesy of Dr. Patricia Sertich.

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