Karen Darfler Ernst, MD completed a residency in Diagnostic Radiology in 1995. She has practiced in North Carolina and New York. Dr. Ernst is a native of Hudson Falls, NY and has recently returned to the area to practice with Adirondack Radiology Associates. Dr. Ernst is board-certified in Diagnostic Radiology and has additional training in Pediatric Radiology. As a former Medical Director for a women's imaging center, she has extensive experience in mammography, obstretric and gynecologic ultrasound.