Conditions Treated by Dr. Alan D. Johnston, MD

• Aortic Aneurysm
• Aortic Ectasia
• Aortic Valve Disease
• Arrhythmias (incl. Atrial Fibrillation)
• Cardiomegaly
• Carotid Artery Disease
• Congestive Heart Failure
• Coronary Artery Disease (CAD)
• Empyema
• Esophageal Cancer
• Lung Cancer
• Lung Neoplasms, Not Specified as Malignant
• Mediastinal Tumors, Malignant
• Mediastinal Tumors, Not Specified as Malignant
• Mitral Valve Disease
• Neuroendocrine Tumors
• Pericardial Disease
• Pleura Cancer
• Pleural Neoplasm, Malignant
• Pleural Neoplasm, Not Specified as Malignant
• Thymomas