Question 74 (part 2) · LEK · Neuroendocrine tumors
Which is a non-specific (universal) biomarker, whose determination allows us to diagnose neuroendocrine tumours of different origin with high sensitivity and specificity:
- A. serotonin.
- B. alpha-fetoprotein.
- C. chromogranin A.
- D. tumour necrosis factor alpha.
- E. insulin-like growth factor 1.
Hint
Look for a protein stored in the secretory granules of virtually all neuroendocrine cells, whatever hormone they produce.
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