Conditions Treated by Dr. Matthew J. Weiss, MD

• Abdominal Pain
• Anal and Rectal Cancer
• Atelectasis
• Bile Duct Cancer
• Biliary Atresia
• Breast Cancer
• Carcinoma in Situ
• Cholecystitis and Gallstones
• Collapsed Lung (Pneumothorax)
• Colorectal Cancer
• Diaphragmatic and-or Hiatal Hernia
• Gallbladder and Biliary Tract Cancer
• Hemorrhoids
• Hyperparathyroidism
• Incisional Hernia
• Inguinal Hernia
• Intestinal Abscess
• Intestinal Obstruction
• Lipomas
• Liver Cancer
• Lung Cancer
• Neuroendocrine Tumors
• Pancreatic Cancer
• Peripheral Arterial Aneurysm and Dissection
• Peripheral Arterial Embolism and Thrombosis
• Peripheral Vascular Disease (PAD, PVD)
• Pleural Effusion
• Pyloric Stenosis
• Secondary Malignancies
• Small Intestine Cancer