Anatomy – MCQ 30 – Collaterals in IVC obstruction

In case of IVC obstruction the collaterals which open up are all except
a) Superior epigastric & inferior epigastric vein
b) Azygos & ascending lumbar vein
c) Superficial epigastric & iliolumbar vein
d) Lateral thoracic veins & prevertebral vein

Correct answer : c) Superficial epigastric & iliolumbar vein