50 years old male presents with 2 cm right solitary pulmonary nodule on X ray chest with scalloped margins and patient currently smokes 12 cigarettes per day. what is the risk of developing invasive carcinoma for such a patient ?: (A) Very low, (B) Low, (C) Intermidiate, (D) High
Answer is C. Ans. is 'c' i.e., Intermidiate