Lung cancer is a serious condition with different subtypes, and early diagnosis is key. According to Dr. Arvind Kumar, a leading thoracic surgeon, the two main types of lung cancer are Non-Small Cell Lung Cancer (NSCLC) and Small Cell Lung Cancer (SCLC). NSCLC is more common and grows slowly, while SCLC is aggressive and spreads rapidly. Accurate classification helps determine the best treatment approach. For expert evaluation and advanced treatment of all types of lung cancer, trust the experience and care of Dr. Arvind Kumar in Delhi.