Mobile CT, AI and the Future of Lung Cancer Screening

What if the biggest problem in lung cancer is not treatment, but that patients are diagnosed too late? In this episode of PEMBA On Demand, Dr. Norman A. Chapin speaks with Dr. J. Robert Headrick, Chief of Thoracic Surgery at CHI Memorial Rees Skillern Cancer Institute, about physician leadership, innovation, and transforming how we approach lung cancer and preventive healthcare. Dr. Headrick shares how his journey evolved from traditional surgical practice into a mission-driven focus on early detection, access, and system redesign in lung cancer care. He explains that one of the biggest problems in healthcare today is not a lack of treatment options, but the fact that patients are often diagnosed too late, when symptoms finally appear. The conversation highlights how lung cancer has long been misunderstood as primarily a smoking-related disease, when in reality, many patients, including non-smokers, are affected, and outcomes improve significantly when cancer is detected early. A central focus of the episode is Dr. Headrick’s work in developing mobile CT screening programs, including a bus-based model designed to bring low-dose CT scans directly into communities. He explains that traditional healthcare delivery creates barriers such as time, access, and inconvenience, which prevent many eligible patients from getting screened. By contrast, simplifying access to a quick, minutes-long scan dramatically increases participation. Dr. Headrick shares real-world examples of how this approach is changing outcomes, including communities where people are now living with early-stage lung cancer who would not have been diagnosed otherwise. These success stories demonstrate how visibility, convenience, and trust can shift public perception and engagement with preventive care. The discussion also explores the operational and scalability challenges of this model. While mobile screening improves access, it introduces new complexities such as: 📍 Managing large volumes of imaging data 📍 Coordinating follow-up care 📍 Ensuring patients return for repeat scans 📍 Avoiding strain on radiology resources Dr. Headrick explains that these challenges are driving the need for new solutions powered by artificial intelligence, particularly in imaging interpretation and workflow efficiency. AI has the potential to significantly reduce the time required to review scans and help identify early disease patterns more quickly. Resources Mentioned: Dr. Rob Headrick LinkedIn Profile Dr. Rob Headrick Website Dr. Rob Headrick ChattanoogaTrend Article Dr. Rob Headrick Mountain Mirror Article Society Thoracic Surgeons Lung Screening Efforts Local 3 News video with Dr. Headrick Dr. Headrick national news video Dr. Headrick Lung Screening Video Interview PEMBA On-Demand Video Podcsts Haslam College of Business - Physician Executive MBA.