Dr. Rosato currently maintains an active clinical practice with particular emphasis upon the care of patients with benign and malignant gastrointestinal disease. His surgical practice focuses upon complex surgery of the gastrointestinal tract, particularly the esophagus, pancreatobiliary and colorectal carcinoma. He has a longstanding interest and experience in the surgical treatment of inflammatory bowel disease. In addition to his gastrointestinal surgical practice, he has had a longstanding interest in the treatment of breast cancer and maintains an active practice in the treatment of breast malignancy. He has also developed a strategic alliance with thoracic surgery for the care of benign and esophageal disease. He is the Co-Director for the UPHS Digestive and Liver Center.

During his thirty year UPHS career, his investigative interests have included multiple published contributions to the medical literature. These have covered a broad spectrum but have mirrored his clinical interest in gastrointestinal and breast disease.

• Malignant tumors of the gastrointestinal tract, with particular emphasis on esophagus, colon and rectum.
• Benign and malignant disorders of the pancreas and liver
• Inflammatory bowel disease
• Breast cancer

Experience in the multiple modality therapy of esophageal carcinoma.

Diagnosis and staging of rectal carcinoma, with particular emphasis upon sphincter saving surgery combined with multimodality chemotherapy/radiotherapy.

Extensive experience with pancreatic resection for treatment of pancreatic carcinoma.

Extensive experience in the treatment of breast carcinoma. He was one of the early advocates for combined radiation therapy/surgery for the treatment of breast carcinoma with breast preservation.