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A Body Mass Index (BMI) at or above the 95th percentile for children of the same age and gender, possibly resulting in high blood pressure, type 2 diabetes, sleep apnea, asthma, etc.

Obstructive Sleep Apnea (OSA)

Intervals of no airflow through the nose and mouth during sleep despite continued attempts to breathe in and out.

Obstructive Uropathy

A broad term referring to any disease of the upper or lower urinary tract that restricts the flow of urine, among common congenital urinary tract abnormalities in children.

Occupational Therapy

Lurie Children's provides specialized pediatric occupational therapy services for children of all ages, from infancy to adolescence.

Oculo-Auriculo-Vertebral Spectrum (Goldenhar Syndrome, Craniofacial Microsomia)

An assortment of congenital malformations that affect various parts of the head and upper body.


The pediatric ophthalmologists at Lurie Children's provide world-class treatment for eye disorders, trauma, and vision problems in children.

Optic Neuritis

Optic neuritis is the inflammation and swelling of the optic nerve. The optic nerve connects the back of the eye to the brain and transmits signals allowing sight.

Orofacial Myofunctional Therapy Program

Lurie Children's Orofacial Myofunctional Therapy Program specialists are trained in the evaluation and treatment of swallowing and disorders of the structures of the lips, tongue, jaw, cheeks and palate.


Lurie Children's has top-ranked pediatric orthopaedic surgeons who specialize in treating kids' growing bones in a family-centered environment.

Orthopedic Fracture Clinic

Fractures in children are a common occurrence that may require surgery and/or casting. Learn more about the pediatric fracture clinic at Lurie Children's here.

Orthotics & Prosthetics

The pediatric orthotics team at Lurie Children's combines science and innovative techniques to create customized prosthetics and leg braces for children.

Os Trigonum Syndrome

When a small bone in the back of the ankle and its tendons are injured, inflamed and painful by repeated pointing of the toes, as in soccer, basketball and dance.

Awards & Accolades

Lurie Children's is proud to be recognized for the following awards, accolades and achievements.

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