Phaeochromocytoma Flashcards
1
Q
What is the embryological origin of the adrenal gland?
A
Medulla - neuroectoderm
Cortex - mesoderm
2
Q
What is a phaeochromocytoma?
A
functional tumour of the adrenal medulla
3
Q
Label these structures
A
4
Q
What anatomical structures might be invaded by an adrenal tumour?
A
vena cava
Aorta
Kidney
Renal vessels
5
Q
Which drug is used for bronchodilation?
A
Clenbuterol
Acts of Beta-2 receptors
6
Q
which drug is used to treat vasodilation?
A
Prasozin
A-1 antagonist
7
Q
What drug is used for sedation?
A
Detomidine
Acts of A-2 receptors
8
Q
What clinical signs are present in a patient with phaeochromocytoma?
A
tachycardia
hypertension
panting
diarrhoea
constipation
PU/PD
weight loss
restlessness
Hyperglycaemia - insulin resistance
