This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Lung Cancer, Subject name: Surgery
Which is elaborated by small cell carcinoma lung? 
Select and explain. 
A. PTH, B. ACTH, C. Erythropoesitn, D. Noradrenaline
B: ACTH
Answer: B: ACTH 
Explanation: Ans. is 'b' i.e., ACTH o The ectopic hormones produced by lung carcinoma are:# ACTH} # AAVP(ADH)- Produced by Small cell Ca# ANF# Calcitonin # PTH- Produced by Non-small cell Ca