Dr. John Williams

Deborah Krakow is a Medical Genetics specialist and an Obstetrics and Gynecologist practicing medicine in Los Angeles, California. Dr. Krakow is highly rated in 30 conditions, according to our data. Her clinical expertise encompasses Osteogenesis Imperfecta, Chondrodystrophy, Acromicric Dysplasia, and Spondyloepimetaphyseal Dysplasia Strudwick Type.

Matthew Deardorff is a Medical Genetics specialist and a Pediatrics provider practicing medicine in Los Angeles, California. Dr. Deardorff is highly rated in 30 conditions, according to our data. His clinical expertise encompasses Cornelia De Lange Syndrome, Coffin-Siris Syndrome, Mosaicism, and Beckwith-Wiedemann Syndrome.

Dr. Virginia E. Kimonis is a board-certified UCI Health clinician-scientist who specializes in the diagnosis and treatment of children and adults with neuromuscular, neurodegenerative, dysmorphia and other complex disorders.Her clinical interests include inclusion body myopathy, Paget disease, Pompe disease, frontotemporal dementia, Prader Willi syndrome, morbid obesity and craniosynostosis.Kimonis earned her medical degree at the University of Southampton Medical School in Southampton, England. She completed a residency in pediatrics at Massachusetts General Hospital in Boston, followed by a fellowship in clinical and biochemical genetics at the National Institutes of Health (NIH) and Children's National Hospital in Washington, D.C.The author or co-author of more than 175 peer-reviewed publications in prestigious journals, Kimonis has focused her research primarily on inherited muscle disorders, lysosomal storage diseases, Prader Willi and several other rare disorders. She developed the Lysosomal Disease Program, established a registry study among a large cohort of patients with Pompe disease, and conducted a study of resistance training for axial and respiratory muscles in Pompe disease as an adjunct to enzyme replacement treatment.She also discovered multisystem proteinopathy, a new disease type associated with mutations in the VCP gene that overlaps with Pompe disease. She has received research funding from numerous agencies, including NIH, the Muscular Dystrophy Association, the Paget Foundation and other rare disease foundations.Kimonis also is a lead investigator with the newly establishedNational Organization for Rare Disorders (NORD) Rare Disease Center of Excellence, a joint program of UCI Health and Children's Hospital of Orange County (CHOC). Dr. Kimonis is highly rated in 15 conditions, according to our data. Her clinical expertise encompasses Prader-Willi Syndrome, Pompe Disease, Fabry Disease, Danon Disease, and Hormone Replacement Therapy (HRT). Dr. Kimonis is board certified in American Board Of Medical Genetics And Genomics - Clinical Genetics And Genomics.