Pheochromocytoma Flashcards
1
Q
What causes pheochromocytoma (adrenal tumour)?
A
- Idiopathic
- Tumours from adrenal medulla (Chromaffin cells)
- can invade vena cava and release excessive levels of catecholamines
- causes hypertension
- cardiac arrhythmias
- palpable mass
2
Q
What is the treatment?
A
- Adrenolectomy
- control hypertension with phenoxybezamine
- control cardiac arrhythmias with propranonol and atenolol and alpha and beta blockers
3
Q
What are the complications associated with pheochromocytoma ?
A
Thrombocytopenia and hypertension
