Cassandra Kelleher, M.D.


Physician Investigator (Cl)
Surgery, Mass General Research Institute
Assistant Professor of Surgery
Harvard Medical School
Associate Visiting Surgeon
Pediatric Surgery, Massachusetts General Hospital
MD Harvard Medical School 2000
adnexal diseases; adrenal gland neoplasms; adrenalectomy; aleolar development; amino acid substitution; elastin; esophageal cyst; esophagoplasty; esophagus; exons; extracellular matrix; lung development; nanotechnology; pulmonary alveoli

Dr. Kelleher is a Pediatric General and Thoracic surgeon. Her clinical interests include lung disease and development, pediatric and adolescent gynecology, fetal care, adolescent bariatric surgery and pediatric cancer. She uses minimally invasivessurgical techniques when ever appropriate.

Dr. Kelleher's laboratory studies late lung development, called alveolarization, that is delayed or impaired in many newborn lung diseases. She has developed a novel method to study the process of aleolar development that can be used to investigate new therapies that may improve lung development or regeneration in newborns and adults.