phaeocromocytoma Flashcards
1
Q
catecholamine producing tumour of the?
A
adrenal medulla
2
Q
what does it produce
A
mainly noradrenaline but also adrenaline
3
Q
the main 4 symptoms ?
A
headache
palpitations
sweating
hypertension
4
Q
additional symptoms ?
A
facial flushing
sob
chest tightness
abdominal pain
5
Q
investigations ?
A
24 hour urinary catecholamine
6
Q
what scan uses a chromaffin seeking isotope?
A
MIBG
7
Q
management ?
A
surgical excision
before carrying out surgery, blood pressure needs to be protected by alpha blockage, then beta blockage
8
Q
what drugs do you use for alpha blockage and beta blockage?
A
phenoxybenzamine - alpha blocker
atenolol - beta blocker