Following is true about bronchial carcinoids.: (A) Highly radiosensitive, (B) Metastasis common, (C) Carcinoid syndrome does not manifest, (D) Commonly arise from terminal bronchioles
Answer is C. Carcinoid syndrome is associated with 10% of bronchial carcinoids only.
Most bronchial carcinoids.
	
Do not have secretory activity.
Do not metastasize to distant.
Follow a relatively benign course.