Robert E Ortega

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OBJECTIVE We describe the sonographic imaging characteristics of ankle ganglia with pathologic correlation in 10 patients. CONCLUSION Foot and ankle ganglia exhibit a spectrum of sonographic appearances from round and completely anechoic masses to hypoechoic, multilobulated, multiseptated masses with dependent debris. All the ganglionic cysts examined in(More)
Background Flow cytometry remains the gold standard technology for enumeration of CD4+ T-cells, because of its accuracy, precision and reproducibility1. The AQUIOSTM CL is a fully automated flow cytometer with integrated sample loading, preparation and analysis. In this study, we demonstrate that the AQUIOS Tetra algorithm provides accurate results for(More)
A randomised controlled trial conducted in Mumbai, India, compared invasive cervical cancer rates among women offered cervical screening with invasive cervical cancer rates among women offered no-screening. The US Office for Human Research Protections determined the Mumbai trial was unethical because informed consent was not obtained from trial(More)
Increased variability is a characteristic clinical and physiologic feature of functional (psychogenic) tremor. In this study, we use computerized spiral analysis to show that the variability of a motor task is a quantifiable characteristic of functional tremor. We compare functional tremor patients to phenomenologically similar dystonic tremor patients and(More)
This report was funded by the National Institute of Corrections (NIC) under cooperative agreement #97P09GIF7 and #98P09GII2 with the National Council on Crime and Delinquency and subcontracted to The George Washington University and cooperative agreement #99P04GIJ7 between NIC and The George Washington University. Points of view or opinions stated in this(More)
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