Two-dimensional and three-dimensional sonography of conjoined twins.

J Clin Ultrasound

Department of Obstetrics and Gynecology, Faculty of Medicine, University of Valencia, Blasco Ibáñez 17, 46010 Valencia, Spain.

Published: February 2002

AI Article Synopsis

  • The study aimed to compare the effectiveness of 2D and 3D sonography in diagnosing conjoined twins.
  • 4 pregnant women were analyzed using various sonography techniques, including color Doppler and 3D imaging.
  • While 2D sonography is the standard method for diagnosis, 3D sonography provides clearer images and assists parents in understanding their situation, although 2D remains crucial for detailed organ assessment.

Article Abstract

Purpose: The aim of this study was to evaluate and compare the diagnostic capabilities of 2-dimensional (2D) and 3-dimensional (3D) sonography for the study of conjoined twins.

Methods: Four pregnant women with an initial 2D sonographic diagnosis of conjoined twins were examined with color Doppler sonography, 3D multiplanar sonography, and orthogonal plane imaging and 3D surface rendering.

Results: All 4 cases of conjoined twins were initially diagnosed with either transvaginal or transabdominal 2D sonography. 3D sonography afforded more realistic views and demonstrated more clearly the linking areas and surface anomalies, but 2D and color Doppler sonography provided more definitive and specific information about shared organs.

Conclusions: Although 2D sonography is the primary modality for diagnosing and evaluating conjoined twins, color Doppler and 3D sonography can sometimes provide additional information that assists in the clinical management of these twins. 3D sonography also provides images that are easier for parents to understand, which can help them with decision making.

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http://dx.doi.org/10.1002/jcu.10035DOI Listing

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