Radiologic assessment of brain arteriovenous malformations: what clinicians need to know

…, P Jiarakongmun, MM Shroff, DC Armstrong… - Radiographics, 2010 - pubs.rsna.org
Brain arteriovenous malformations (AVMs) are abnormal vascular connections within the brain
that are presumably congenital in nature. There are several subgroups, the most common …

Craniofacial skeletal measurements based on computed tomography: Part II. Normal values and growth trends

…, JC Posnick, DC Armstrong… - The Cleft Palate …, 1992 - journals.sagepub.com
Current diagnosis and surgical correction of craniofacial anomalies would benefit from accurate
quantitative and standardized points of reference. A retrospective study was undertaken …

Presumed pre‐or perinatal arterial ischemic stroke: risk factors and outcomes

…, DL MacGregor, T Domi, DC Armstrong… - Annals of …, 2001 - Wiley Online Library
A subgroup of children with arterial ischemic stroke in the pre‐ or perinatal period present
with delayed diagnosis. We identified 22 children who met the following criteria: (1) normal …

Craniofacial skeletal measurements based on computed tomography: Part I. Accuracy and reproducibility

…, JC Posnick, DC Armstrong… - The Cleft palate …, 1992 - journals.sagepub.com
Armstrong is a staff neuroradiologist, Department of Radiology. The Hospital for Sick
Children and Assistant Professor of Radiology, the University of Toronto; Dr. Pron is cleft palate-…

Tonsillar herniation: the rule rather than the exception after lumboperitoneal shunting in the pediatric population

PD Chumas, DC Armstrong, JM Drake… - Journal of …, 1993 - thejns.org
✓ Although the development of tonsillar herniation (acquired Chiari malformation) in
association with lumboperitoneal (LP) shunting is well recognized, it has previously been …

Correlation between retinal abnormalities and intracranial abnormalities in the shaken baby syndrome

Y Morad, YM Kim, DC Armstrong, D Huyer… - American journal of …, 2002 - Elsevier
PURPOSE: To report correlation between retinal and intracranial abnormalities and to
evaluate pathogenesis of retinal hemorrhages in the shaken baby syndrome (SBS). DESIGN: …

Culture conditions affect the molecular weight properties of hyaluronic acid produced by Streptococcus zooepidemicus

DC Armstrong, MR Johns - Applied and environmental …, 1997 - Am Soc Microbiol
The effect of five culture variables on the molecular weight properties of hyaluronic acid (HA)
produced by Streptococcus zooepidemicus was studied in batch culture with a complex …

Imaging correlates of successful endoscopic third ventriculostomy

AV Kulkarni, JM Drake, DC Armstrong… - Journal of neurosurgery, 2000 - thejns.org
Object. The goal of this study was to determine and compare imaging correlates in pediatric
patients who underwent successful or failed endoscopic third ventriculostomies (ETVs). To …

Measurement of ventricular size: reliability of the frontal and occipital horn ratio compared to subjective assessment

AV Kulkarni, JM Drake, DC Armstrong… - Pediatric neurosurgery, 1999 - karger.com
Introduction: The frontal and occipital horn ration (FOR) has recently been described as a
simple, linear measurement of ventricular size that correlates very well with ventricular volume. …

Growth and amino acid requirements of hyaluronic-acid-producing Streptococcus zooepidemicus

DC Armstrong, MJ Cooney, MR Johns - Applied Microbiology and …, 1997 - Springer
A chemically defined medium has been developed for anaerobic cultivation of hyaluronic-acid(HA)-producing
Streptococcus zooepidemicus, which contains 11 amino acids essential to …