Calcified yolk sac
Updates to Article Attributes
Body
was changed:
A calcified yolk sac has been described as a sign of longstanding intrauterine demise. The cause of yolk sac calcification in failed pregnancies is uncertain, but is likely related to dystrophic calcification.
Radiographic features
Ultrasound
- abnormal increased echogenicity of the yolk sac with posterior acoustic shadowing and possibly comet tail artifact
-<p>A <strong>calcified yolk sac</strong> has been described as a sign of longstanding intrauterine demise. The cause of yolk sac calcification in failed pregnancies is uncertain, but is likely related to dystrophic calcification.</p><h4>Radiographic features</h4><h5>Ultrasound</h5><ul><li>abnormal increased echogenicity of the yolk sac with posterior acoustic shadowing and possibly <a href="/articles/comet-tail-artefact">comet tail artifact</a>- +<p>A <strong>calcified yolk sac</strong> has been described as a sign of intrauterine demise. The cause of yolk sac calcification in failed pregnancies is uncertain, but is likely related to dystrophic calcification.</p><h4>Radiographic features</h4><h5>Ultrasound</h5><ul><li>abnormal increased echogenicity of the yolk sac with posterior acoustic shadowing and possibly <a href="/articles/comet-tail-artefact">comet tail artifact</a>
References changed:
- 2. Sinan Tan. Sonographic Evaluation of the Yolk Sac. JUM. 2012;31 (1): 87-95. <a href="http://www.jultrasoundmed.org/content/31/1/87.full">JUM (full text)</a><span class="auto"></span>