Now showing items 1-18 of 18

    • Villalón U., Hernán; Patiño B., Angélica; Pérez S., Carolina; Hosiasson S., Stefan; Pinto C., Mauricio; Varela, Patricio (Sociedad Chilena de Pediatría, 2020)
      La apendicitis aguda neonatal es una patología de muy baja frecuencia, con escasos reportes en los últimos 30 años. La clínica e imágenes son inespecíficas, diagnosticándose la mayoría de las veces durante el procedimiento ...
    • Csendes Juhasz, Attila; Csendes González, Paula; Burdiles, Patricio; Diaz, Juan Carlos; Maluenda, Fernando; Burgos, Ana Maria (2007)
      In patients with common bile duct (CBD) stones, the diameter of the CBD is usually dilated. After surgery, the behavior of CBD diameter is not clearly known. To determine at a late follow-up the width of CBD before and ...
    • Caudwell-Hall, Jessica; Atan, Ixora Kamisan; Brown, Chris; Guzmán Rojas, Rodrigo; Langer, Susanne; Shek, Ka L.; Dietz, Hans P. (Wiley, 2018-06)
      IntroductionLevator trauma is a risk factor for the development of pelvic organ prolapse. We aimed to identify antenatal predictors for significant damage to the levator ani muscle during a first vaginal delivery. Material ...
    • Quezada Gaon, Natacha; Wortsman, Ximena; Penaloza, Osvaldo; Carrasco, Juan Eduardo (Wiley, 2016)
      Background Botulinum toxin type A has been used for treating the hypertrophy of the masseter muscles and its cosmetic effects. Ultrasound is increasingly used in dermatology, along with the guidance of mini-invasive ...
    • Catalano, Orlando; Wortsman Canovas, Ximena (Lippincott Williams & Wilkins, 2020)
      This article reviews the ultrasound (US) scanner setting, the examination methodology, and the anatomy of the skin. Dermatologic US requires frequencies of 15 MHz or greater and appropriate probe handling. The use of ...
    • Labra, Antonieta; Reyes Olivares, Claudio; Moreno Gómez, Felipe Nicolás; Velásquez, Nelson A,; Penna Varela, Mario Claudio; Délano Reyes, Paul Hinckley; Narins, Peter M. (Wiley, 2021)
      Effective communication requires a match among signal characteristics, environmental conditions, and receptor tuning and decoding. The degree of matching, however, can vary, among others due to different selective pressures ...
    • Vallasciani, Santiago; Tur, Anna Bujons; Gatti, John; Machado, Marcos; Cooper, Christopher S.; Farrugia, Marie Klaire; Zhou, Huixia; El Anbari, Mohammed; López Egaña, Pedro José (Frontiers Media, 2021)
      Objective: To collect baseline information on the ultrasonographic reporting preferences. Method: A 13-multiple choice questionnaire was designed and distributed worldwide among pediatric urologists, pediatric surgeons, ...
    • Wortsman, Ximena (American Institute of Ultrasound in Medicine, 2015)
      Cosmetic fillers are frequently used these days for enhancing beauty and to treat wrinkles or sagging skin. However, information on the history of injections may be difficult to obtain, and there is a growing number of ...
    • Cruz Montecinos, Carlos; González Blanche, Alberto; López Sánchez, David; Cerda Villablanca, Mauricio; Sanzana Cuche, Rodolfo; Cuesta Vargas, Antonio (Wiley & Sons, 2015)
      Different authors have modelled myofascial tissue connectivity over a distance using cadaveric models, but invivo models are scarce. The aim of this study was to evaluate the relationship between pelvic motion and deep ...
    • Alcázar, Juan; García, Encarnación; Machuca, Marcela; Quintana, Raquel; Escrig, Julia; Chacón, Enrique; Mínguez, José; Chiva, Luis (Soc Romana Ultrasonografe Medicina Biologie-Srumb, 2020)
      Aims: To provide information on the current evidence regarding the diagnostic performance of ultrasound and MRI for assessing parametrial involvemmt in cervical cancer using the histological report as the reference standard, ...
    • Caldera, Arnoldo Hernández; Zambra, Raúl Frugone; Hernán Valenzuela, P.; Víctor Retamal, V. (2012)
      To establish the dimensions of the masseter muscle deep as a facial index in relation to gender, an analytical study was conducted among patients who were attended at the imaging service Linares Hospital, Chile. The sample ...
    • Quintero, R. A.; Muñoz, H.; Pommer, R.; Diaz, C.; Bornick, P. W.; Allen, M. H. (2002)
      We describe a case in which telesurgical consultation from Tampa, Florida, USA was used to accomplish operative fetoscopy in Santiago, Chile for the treatment of a twin pregnancy involving an acardiac twin. The procedure ...
    • Almuhanna, Nouf; Wortsman Canovas, Ximena Loreto; Wohlmuth Wieser, Iris; Kinoshita Ise, Misaki; Alhusayen, Raed (Sage, 2021)
      Complete visualization of lesions is critical for the accurate diagnosis and management of dermatological diseases. Currently, the most readily available technologies used by dermatologists include dermoscopy and photography. ...
    • Wortsman, Ximena; Wortsman, Jacobo; Arellano, Javier; Oroz, Julia; Giugliano, Carlos; Benavides, Maria Isabel; Bordon, Cristian (2010)
      Diagnosis of pilomatrixomas may be difficult because they can mimic other clinical conditions. Color Doppler ultrasound had been proven useful in the study of localized lesions of the skin and can both define lesion ...
    • Cruz Montecinos, Carlos Vicente; Cerda Villablanca, Mauricio; Becerra Poblete, Pablo Andrés; Tapia Malebrán, Claudio Yerko; Núñez Cortés, Rodrigo Ignacio; Latorre García, Rodrigo; Freitas, Sandro; Cuesta Vargas, Antonio (BMC, 2021)
      Background The relevance of local twitch response (LTR) during dry needling technique (DNT) is controversial, and it is questioned whether LTR is necessary for successful outcomes. Furthermore, because the LTR during the ...
    • Wortsman, Ximena; Wortsman, Jacobo (2011)
      OBJECTIVE. The purpose of this article is to review the sonographic outcomes of common cosmetic and plastic surgery procedures, taking advantage of recent developments in the field of ultrasound that opened its broad ...
    • Espinoza G, Aníbal; Reyes J, Marcela; Moraga M, Francisco; Rebollo G, M. Jesús; Mericq, Verónica; Castillo D, Carlos (2006)
      Introduction. Childhood obesity is increasing over the world with serious health consequences. Intraabdominal fat is associated to some metabolic alterations in obesity. It does not exist a standard imaging method to measure ...
    • Suliman, Yossra A.; Kafaja, Suzanne; Fitzgerald, John; Wortsman, Ximena; Grotts, Jonathan; Matucci-Cerrinic, Marco; Ranganath, Veena K.; Furst, Daniel E. (Springer, 2018-06)
      Skin ulcers in scleroderma (SSc) patients are considered a major challenge, both in clinical assessment and treatment decisions. The objective of our study is to assess ultrasonographic (US) morphology of skin ulcers in ...