Benign Mesenchymal Tumors Part 3

Question 1

Structural anomaly of blood vessels (normal endothelial cell turnover)

Answer 1

Vascular malformation

Question 2

Clinical features of vascular malformations

Answer 2

1. Port wine stain (capillaries)
2. Venous malformation (blue)
3. Arteriovenous malformation (bruit, thrill)

Question 3

What is important about the growth of vascular malformations? Why is it important?

Answer 3

Grows proportionately with the patient - allows differentiation between lesions that will resolve and ones that are permanent

Question 4

Is diascopy pathognomonic for vascular malformations?

Answer 4

No

Question 5

2 oral considerations for port wine stain

Answer 5

1. Hemorrhage may be encountered (flossing/prophy may be difficult – difficult to do surgery)
2. Lasers may be helpful in removing hyperplastic lesions

Question 6

Encephalotrigeminal angiomatosis (Sturge-Weber anomaly)

Answer 6

Congenital abnormality, not inherited or genetic

Question 7

What is encephalotrigeminal angiomatosis

Answer 7

Dermal capillary vascular malformation that affects superficial and deeper tissues in the region of cranial nerve V