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The first 25 slides, exactly as they appear. The full deck has 42 content slides.
Radiology
Klippel-Trénaunay-Weber Syndrome
Built from Obstetric Imaging
What’s inside
6 sections · 42 slides
Overview
What the syndrome is, how common it is, and where it comes from
- Definition of Klippel-Trénaunay-Weber syndrome
- Diagnostic triad
- Diagnostic criteria
- Original descriptions of the syndrome
- Klippel and Trénaunay compared with Parkes-Weber
- 1:100,000
- Etiology and pathophysiology
Clinical features
What the three major findings look like, and what they can lead to
- Cutaneous hemangiomas
- Port-wine stain of the lower leg
- Kasabach-Merritt syndrome
- How a large hemangioma leads to Kasabach-Merritt syndrome
- Vascular abnormalities
- Extensive varicose veins of the leg
- Arteriovenous malformations
- Hemihypertrophy
- Cross section of the fetal thighs with left-sided overgrowth
- Three-dimensional ultrasound of both fetal legs
- Occasional findings in development and structure
- Occasional skin and vascular complications
Imaging technique and findings
How the syndrome is recognised before birth
- Prenatal ultrasound diagnosis
- Longitudinal ultrasound of the fetal thigh
- Doppler findings in the subcutaneous cystic lesions
- Other prenatal ultrasound findings
- Three-dimensional ultrasound
- Fetal magnetic resonance imaging
- Axial MRI through both calves in Parkes-Weber syndrome
- Classic signs
Differential diagnosis
Other conditions that can produce overgrowth and vascular findings on imaging
- Differential diagnosis from imaging findings
- Differential diagnosis from imaging findings (continued)
Treatment options
What is done before birth, and what is done after it
- Prenatal management
- Absence of a prenatal genetic test
- Prenatal pathway after a suspected diagnosis
- Postnatal management
- Postnatal appearance of the affected limb
Summary
What the referring physician needs to know, and the key points
- What the referring physician needs to know
- Key points
- References
- References (continued)
- References (continued)
- References (continued)
- Suggested readings
- Obstetric Imaging: Fetal Diagnosis and Care, 2nd Edition