Carcinoid Tumours Flashcards
1
Q
what are carcinoid tumours?
A
- rare cancer of the neuroendocrine system
- usually grows in the bowels or appendix
2
Q
how do carcinoid tumours occur?
A
- occurs when metastases are present in the liver and release serotonin into the systemic circulation
- may also occur with lung carinoid as mediatrs are not ‘cleared’ by the liver
3
Q
what is often the earliest feature of carcinoid tumour?
A
flushing
4
Q
what are the features of carcinoid tumours?
A
- flushing
- diarrhoea
- bronchospasm
- hypotension
- right heart valvular stenosis
5
Q
what investigations should be done in carcinoid tumours?
A
- urinary 5-HIAA
- plasma chromogranin A y
6
Q
how are carcinoid tumours managed?
A
- somatostatin analogues - e.g. octreotide
- diarrhoea - e.g. cyprohepatdine
