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The first 25 slides, exactly as they appear. The full deck has 52 content slides.
Radiology
Anomalies of the Systemic Venous Return
Built from Obstetric Imaging
What’s inside
6 sections · 52 slides
Overview
- What this covers
The plumbing behind the problem
What systemic venous return means, and which veins are involved
- Blood has to get back to the heart
- The four venous systems that can go wrong
- The great veins entering the heart
- What normal looks like, so you can spot the odd one
- The caval veins running through the trunk
- Which faults actually occur
- The three you will meet most
- 0.4–0.5%
- Reading those numbers
- Why these veins form wrongly
- Isolated, or in company?
Persistent left superior vena cava
The commonest congenital anomaly of the thoracic venous system
- A vein on the left that should not be there
- How a persistent left superior vena cava arises
- Where the extra vein empties
- The dilated coronary sinus
- Dilated coronary sinus on the four-chamber view
- The three-vessel and trachea view
- A fourth vessel beside the ductal arch
- The pipe sign
- The pipe sign on a parasagittal view
- What a PLSVC keeps company with
- Does a PLSVC actually harm the baby?
Interrupted inferior vena cava
When the lower body's main vein stops short and the blood takes a detour
- The lower trunk that stops halfway
- The detour the blood takes
- How the interruption comes about
- Spotting it on the scan
- The company this one keeps
- The one that may need treatment
Agenesis of the ductus venosus
The link between the portal and systemic veins that never formed
- The shortcut through the fetal liver
- Umbilical vein, ductus venosus and the liver
- The whole fetal circulation at a glance
- When the link never forms
- Where the umbilical vein goes instead
- Why draining outside the liver is the dangerous one
- Shunt, big heart, hydrops — in plain words
- Cardiomegaly in the third trimester
- The umbilical vein running into the right atrium
- Colour Doppler confirms the abnormal drainage
- Making the diagnosis, step by step
- What decides the outlook here
Signs, scanning and outlook
Pulling the three anomalies back into one working routine
- A scanning routine that catches all three
- The classic signs, side by side
- Extra tools when the anatomy is confusing
- What happens after birth
- What the referring physician needs to know
- Key points to carry away
- “
- References
- References (continued)
- Suggested readings
- Obstetric Imaging: Fetal Diagnosis and Care, 2nd Edition