"Hoisted upon your own nuclear petard" is the Shakespeare's phrase, "Hoist with his own petard", an idiom that means "to be harmed by one's own plan to harm someone else" or "to fall into one's own trap", implying that one could be lifted (blown) upward by one's own bomb, or in other words, be foiled by one's own plan.
Bronchogenic carcinoma is a malignant neoplasm of the lung arising from the epithelium of the bronchus or bronchiole.