Anomaly Scanning Protocol by Mr S. Chigayo

Anomaly Scanning Protocol by Mr S. Chigayo

🎙 Mr S. Chigayo 👥 2K 📅 May 28, 2026 ⏱ 21 min 👁 115 📄 tutorial 🧭 2026-08-16
Available in: English (current) Français

Keywords

fetal anomaly scanultrasoundobstetricsfetal medicineprenatal diagnosis

Summary

This presentation by Mr S. Chigayo, from the Fetal Medicine Foundation Zimbabwe, provides a comprehensive protocol for performing a fetal anomaly scan between 18 and 22 weeks of gestation. The speaker systematically reviews the required ultrasound images and measurements for each fetal anatomical region, starting with the head. For the fetal head, he details the transventricular and transcerebellar planes, emphasizing the assessment of the skull, brain structures (including the cavum septum pellucidum, lateral ventricles, and choroid plexus), and the posterior fossa (cerebellum and cisterna magna). He then covers the fetal face, including the forehead, nasal bone, maxilla, mandible, orbits, and lips, highlighting markers for conditions like trisomy 21 and cleft lip. The heart assessment is thoroughly explained, covering the four-chamber view, outflow tracts, and three-vessel tracheal view, with attention to cardiac position, chamber equality, and vessel arrangement. The abdomen is examined for stomach bubble, umbilical vein, and cord insertion, with notes on detecting gastrointestinal atresias. The protocol also includes assessment of the kidneys, bladder, spine, and extremities. Throughout, the speaker emphasizes normal findings and common abnormalities, providing practical tips for image acquisition. The presentation is a valuable educational resource for sonographers and clinicians, though it lacks formal citations and could benefit from visual aids.

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Critical Evaluation

Value of the Information & Strength of the Argument

The video provides high practical value for clinicians performing fetal anomaly scans. It offers a step-by-step protocol with specific measurements and criteria for normal and abnormal findings, which is directly applicable in clinical settings. The argumentation is based on established guidelines and clinical experience, though it does not explicitly reference specific studies. The speaker’s explanations are clear and logical, building from basic anatomy to complex assessments, which enhances understanding. The content is well-structured and comprehensive, covering all major anatomical regions. However, the lack of visual examples and reliance on verbal description may limit its effectiveness for visual learners. Overall, the information is valuable and the argumentation is sound, though it could be strengthened by citing evidence-based sources.

Scientific Rigor, Source Quality, Title Accuracy

The presentation demonstrates scientific rigor by adhering to standard protocols for fetal anomaly scanning, likely based on ISUOG guidelines. However, the speaker does not explicitly cite specific sources during the talk, and the video description provides no references. The title accurately reflects the content, which is a detailed protocol. The lack of formal citations is a limitation for verifying the evidence base, but the content aligns with widely accepted practices. The video is a tutorial, so it does not present original research but rather synthesizes established knowledge. The adequacy between title and content is high, as the video delivers exactly what the title promises.

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Title / Content Match

The title accurately reflects the content, which is a detailed protocol for fetal anomaly scanning.

Quality & Reliability

8/10

The presentation is a systematic, evidence-based tutorial on fetal anomaly scanning, aligned with standard guidelines (ISUOG). It demonstrates clinical expertise and provides clear, actionable protocols. However, it lacks explicit citations to primary literature, and the video quality and production are basic.

Key Moments

Contribution & Novelties

This video provides a concise, systematic protocol for fetal anomaly scanning, which is valuable for training and standardization. It consolidates key measurements and criteria into a single presentation, making it a useful reference for practitioners. The speaker’s emphasis on specific landmarks and normal/abnormal findings enhances its practical utility.

Pour aller plus loin :

  • ISUOG Practice Guidelines: performance of first-trimester fetal ultrasound scan — Official guidelines for fetal ultrasound, including anomaly scanning.
  • Fetal Medicine Foundation — Leading organization in fetal medicine, offering educational resources and research.
  • Cavum septum pellucidum: normal and abnormal — Radiopaedia article explaining the anatomy and clinical significance.
  • Dandy-Walker malformation — Overview of a condition mentioned in the video.
  • Trisomy 21 (Down syndrome) ultrasound markers — NCBI book chapter on prenatal ultrasound markers for aneuploidy.

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Radar Profile

The radar profile shows high scores in quantity and quality of information, with moderate technical level and high reliability. This indicates a well-structured, informative tutorial that is clinically relevant and reliable, though it may not delve into advanced technical details or provide extensive citations.

Reliability 8/10