Tel/ 626-356-3360   :   Fax/ 626-356-3379

Ramen H. Chmait, M.D.

Director, Los Angeles Fetal Therapy
CHLA-USC Institute for Maternal-Fetal Health
Hollywood Presbyterian Medical Center

Recognized as an international leader in minimally invasive fetal surgery, Dr. Ramen Chmait was recruited to the University of Southern California (USC) in 2006 to serve as the Director of Los Angeles Fetal Therapy, a program within the CHLA-USC Institute for Maternal-Fetal Health at Hollywood Presbyterian Medical Center. Dr. Chmait publishes extensively in the area of fetal therapy. Dr. Chmait may be contacted at

Arlyn Lanes, RN

Arlyn Llanes, RN

Arlyn Llanes is the Clinical, Research, and Program Coordinator for Los Angeles Fetal Therapy. After graduating from the University of California, Los Angeles, she received her Bachelor of Science in Nursing from Mount St. Mary's College. Prior to joining Los Angeles Fetal Therapy, Arlyn worked in the critical care units at Children's Hospital Los Angeles and in the Pediatric Intensive Care Unit at UCLA in the administrative, clinical, and research arenas.

As Clinical Coordinator, Arlyn oversees all clinical aspects of the Los Angeles Fetal Therapy Program. As Research Coordinator, she is involved in all facets of research from protocol initiation and implementation, data collection and management, and eventual manuscript publication. She is currently obtaining her Master in Public Health from the University of Southern California.

Kristine Rallo, RN

Kristine Rallo, RN

Kristine Rallo is the Clinical Nurse Coordinator for the Los Angeles Fetal Therapy Program. Kris graduated from the nursing program at CCBC-Baltimore County in Maryland. She worked as a Labor and Delivery nurse at Johns Hopkins Hospital before moving to California in 2008. Kris continued her work as a Labor and Delivery nurse with Kaiser Permanente before joining the LA Fetal Therapy Team in September 2013.

Kris coordinates patient services at the Los Angeles Fetal Therapy Program. She provides care for all patients needing fetal interventions, from the point of initial consultation through follow-up. She works directly with Dr. Ramen Chmait regarding all aspects of patient care and collaborates with him in the operating room.

Katie Chun, RDMS, BS

Joo Hyun Katie On, RDMS, BS

Katie On is the sonographer for the Los Angeles Fetal Therapy Program. She graduated from the University of Nevada, Las Vegas with a Bachelor of Science in Comprehensive Medical Imaging. She has worked as a high risk OB/MFM sonographer for more than 5 years before joining the Los Angeles Fetal Therapy team.

Katie performs detailed ultrasounds for the team prior to consultation with Dr. Chmait. She also guides during in-office procedures, in the operating room for minimally invasive fetal interventions, and performs pre/post-operative scans.

Carlos Ramos, MHA

Riza Reynaldo, MHA, MSG

Riza Reynaldo is the administrator for the Division of Maternal-Fetal Medicine and the Los Angeles Fetal Therapy Program. She is responsible for administrative matters of the division, including fiscal/financial management, personnel management, clinical operations, faculty affairs, contract management, quality service, environment of care/safety, marketing, and public relations.

Riza is a graduate of the University of Southern California where she earned a Bachelor of Science degree in Health Promotion and Disease Prevention, minor in Health Policy and Management in 2007. She went on to pursue a dual master’s degree in Health Administration and Gerontology at USC. She has worked at the University of Southern California for almost nine years starting her career in the Department of Business Services, Purchasing division. She joined the Department of Obstetrics and Gynecology in 2011.

Eunice Valarde, BA

Eunice Velarde, BA

Eunice Velarde is the Data Management Specialist for the Los Angeles Fetal Therapy Program. She has worked at the University of Southern California since 2007, primarily in administrative capacities involving data and budget management. She graduated from USC with a Bachelor of Arts in American Studies and Ethnicity, expanding her research and data management experience through her involvement in social history projects. She is currently working towards obtaining a Master of Arts Degree in History at California State University, Los Angeles.

Under the direction of the Research Coordinator, Eunice is responsible for creating and managing databases in accordance with established protocols, for the purpose of collecting and organizing research data. Eunice also provides support to program staff by translating verbal and written communication between the program and monolingual Spanish-speaking patients and medical associates.

We are committed to successful outcomes.
Call us today at 626-356-3360 to schedule a consult.

Cole Landry's Story: 2009

The Landry family.

Dr. Ramen Chmait performed the the fourth successful procedure worldwide to shrink a congenital cystic adenomatiod malformation (CCAM), a mass of abnormal lung tissue, and release the pressure on Cole's heart thereby giving him a chance at surviving. Today Cole is a happy, smiling boy.

learn more about acardiac twins

Twin-Twin Transfusion Syndrome: 2007

LA Fetal Therapy is pioneering a new treatment for twin-twin transfusion syndrome, also known as TTTS, using laser energy to seal off the blood vessels that shunt blood between two fetuses that share the same placenta.

learn more about acardiac twins

Lower Urinary Tract Obstruction: 2008

Fetal lower urinary tract obstruction (LUTO) is a rare condition that is caused by a blockage of fetal urination. Because the baby cannot empty the bladder, the baby’s bladder subsequently becomes very large and distended. Learn more about what LA Fetal Therapy is doing to correct this fetal condition in utero.

learn more about acardiac twins