papilloedema

Question 1

young woman, high BMI, visual sx. Dx?

Answer 1

idiopathic intracranial HTN

Question 2

what is papilloedema?

Answer 2

optic disc swelling caused by increased ICP, almost always bilateral

Question 3

what are the features of papilloedema that can be seen on fundoscopy?

Answer 3

• venous engorgement
• blurring of optic disc margin
• elevation of optic disc
• loss of optic cup
• Paton’s lines: concentric/radial retinal lines cascading from optic disc

Question 4

what are the causes of papilloedema?

Answer 4

1. SOL: neoplastic, vascular
2. malignant HTN
3. idiopathic intracranial HTN
4. hydrocephalus
5. hypercapnia