Maura E. Ryan

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Head trauma is a frequent indication for cranial imaging in children. CT is considered the first line of study for suspected intracranial injury because of its wide availability and rapid detection of acute hemorrhage. However, the majority of childhood head injuries occur without neurologic complications, and particular consideration should be given to the(More)
OBJECTIVE To assess the suitability and accuracy of magnetic resonance imaging (MRI) in measuring the swelling of the face and lingual tissues after removal of third molar teeth. DESIGN Prospective open study. SETTING Teaching hospital, Scotland. SUBJECTS 5 patients 19-22 years old with bilateral mesioangular impacted wisdom teeth. INTERVENTIONS(More)
OBJECTIVE To evaluate the auditory outcomes of children implanted in an ear with eighth nerve hypoplasia or aplasia and to determine whether preoperative characteristics are predictive of auditory performance achieved. METHODS STUDY DESIGN retrospective case review. SETTING tertiary care medical center. PATIENTS ten children implanted in an ear(More)
Cochlear implantation is the only U.S. Food and Drug Administration-approved treatment for children with marked bilateral sensorineural hearing loss. It provides auditory benefits that range from simple sound detection to substantial word understanding. Improved hearing through cochlear implantation has been demonstrated to enhance the rate of language(More)
Cervical cord compression is a sequela of mucopolysaccharidosis VI, a rare lysosomal storage disorder, and has devastating consequences. An international panel of orthopedic surgeons, neurosurgeons, anesthesiologists, neuroradiologists, metabolic pediatricians, and geneticists pooled their clinical expertise to codify recommendations for diagnosing,(More)
Vomiting is a commonly reported symptom in infants less than three months of age. There are a multitude of pathologies to consider, both within and outside the gastrointestinal tract. In addition to conducting a thorough history and physical examination, a clinician formulates a reasonable differential diagnosis by consideration of two main factors: the(More)
OBJECTIVE Determine the diagnostic usefulness of postimplantation 1.5 T magnetic resonance imaging (MRI) and review magnet-related MRI complications. STUDY DESIGN Retrospective chart review with additional review of MRIs. SETTING Tertiary care children's hospital. PATIENTS Twelve patients who underwent MRI after receiving a cochlear implant (CI). (More)
Reported cases of metastases to the placenta are uncommon, and maternal transmission of tumor to the fetus is even more infrequent. However, vertical transmission of tumor can occur and should be considered as a potential etiology of malignancy in newborns and infants born to mothers with a history of cancer during gestation. Here, we present the imaging(More)