Browsing by Author "Pantzaris, Marios C."

Now showing items 21-40 of 54

    • Article  

      An integrated system for the segmentation of atherosclerotic carotid plaque 

      Loizou, Christos P.; Pattichis, Constantinos S.; Pantzaris, Marios C.; Nicolaïdes, Andrew N. (2007)
      In this paper, we propose and evaluate an integrated system for the segmentation of atherosclerotic plaque in ultrasound imaging of the carotid artery based on normalization, speckle reduction filtering, and four different ...
    • Article  

      An integrated system for the segmentation of atherosclerotic carotid plaque ultrasound video 

      Loizou, Christos P.; Petroudi, Styliani; Pantzaris, Marios C.; Nicolaïdes, Andrew N.; Pattichis, Constantinos S. (2014)
      The robust border identification of atherosclerotic carotid plaque, the corresponding degree of stenosis of the common carotid artery (CCA), and also the characteristics of the arterial wall, including plaque size, ...
    • Conference Object  

      M-mode state based identification in ultrasound videos of the atherosclerotic carotid plaque 

      Loizou, Christos P.; Pantzaris, Marios C.; Pattichis, Constantinos S.; Kyriacou, Efthyvoulos C. (2010)
      Monitoring the wall and plaque changes in the carotid artery (CA) can provide useful information for the assessment of the atherosclerotic disease. Using a motion mode (M-mode) image, detailed information may be obtained ...
    • Article  

      Manual and automated intima-media thickness and diameter measurements of the common carotid artery in patients with renal failure disease 

      Loizou, Christos P.; Kasparis, Takis; Lazarou, Theodoros; Pattichis, Constantinos S.; Pantzaris, Marios C. (2014)
      The objective of this study was to investigate differences in intima-media thickness (IMT) and diameter (D) measurements of the common carotid artery (CCA) in ultrasound imaging in normal subjects and renal failure disease ...
    • Article  

      Manual and automated media and intima thickness measurements of the common carotid artery 

      Loizou, Christos P.; Pattichis, Constantinos S.; Nicolaïdes, Andrew N.; Pantzaris, Marios C. (2009)
      The intima-media thickness (IMT) of the common carotid artery (CCA) is widely used as an early indicator of the development of cardiovascular disease (CVD). It was proposed but not thoroughly investigated that the media ...
    • Book Chapter  

      Media and intima thickness and texture analysis of the common carotid Artery 

      Loizou, Christos P.; Pantzaris, Marios C.; Pattichis, Constantinos S. (Springer US, 2012)
      The intima–media thickness (IMT) of the common carotid artery (CCA) is widely used as an early indicator for the development of cardiovascular disease (CVD). It was proposed but not thoroughly investigated that the media ...
    • Conference Object  

      Media thickness measurement of the common carotid artery 

      Loizou, Christos P.; Pattichis, Constantinos S.; Pantzaris, Marios C.; Nicolaïdes, Andrew N.; Georgiou, Niki; Kyriacou, Efthyvoulos C. (2007)
      The intima-media thickness (IMT) of the common carotid artery (CCA) is widely used as an early indicator of the development of cardiovascular disease (CVD). It was proposed but not thoroughly investigated that the media ...
    • Article  

      Media thickness measurement of the common carotid artery. 

      Loizou, Christos P.; Pattichis, Constantinos S.; Pantzaris, Marios C.; Nicolaïdes, Andrew N.; Georgiou, Niki; Kyriacou, Efthyvoulos C. (2007)
      The intima-media thickness (IMT) of the common carotid artery (CCA) is widely used as an early indicator of the development of cardiovascular disease (CVD). It was proposed but not thoroughly investigated that the media ...
    • Conference Object  

      Multi feature texture analysis for the classification of carotid plaques 

      Christodoulou, Christodoulos I.; Pattichis, Constantinos S.; Pantzaris, Marios C.; Tegos, Thomas J.; Nicolaïdes, Andrew N.; Elatrozy, Tarek S.; Sabetai, Michael; Dhanjil, S. (IEEE, 1999)
      The objective of this work was to develop a computer aided system which will facilitate the automated characterization of carotid plaques recorded from high resolution ultrasound images for the identification of individuals ...
    • Article  

      Multiscale amplitude-modulation frequency-modulation (AM-FM) texture analysis of ultrasound images of the intima and media layers of the carotid artery 

      Loizou, Christos P.; Murray, V.; Pattichis, Marios S.; Pantzaris, Marios C.; Pattichis, Constantinos S. (2011)
      The intima-media thickness (IMT) of the common carotid artery (CCA) is widely used as an early indicator of cardiovascular disease (CVD). Clinically, there is strong interest in identifying how the composition and texture ...
    • Article  

      Multiscale amplitude-modulation frequency-modulation (AMFM) texture analysis of multiple sclerosis in brain MRI images 

      Loizou, Christos P.; Murray, V.; Pattichis, Marios S.; Seimenis, Ioannis; Pantzaris, Marios C.; Pattichis, Constantinos S. (2011)
      This study introduces the use of multiscale amplitude modulation-frequency modulation (AM-FM) texture analysis of multiple sclerosis (MS) using magnetic resonance (MR) images from brain. Clinically, there is interest in ...
    • Article  

      Neurogenic vestibular evoked potentials using a tone pip auditory stimulus 

      Papathanasiou, Eleftherios Stelios; Zamba-Papanicolaou, Eleni; Pantzaris, Marios C.; Kleopa, Kleopas A.; Kyriakides, Theodoros; Papacostas, Savvas S.; Pattichis, Constantinos S.; Iliopoulos, Ioannis Komotini; Piperidou, Charitomeni N. (2004)
      Objectives: To obtain neurogenic vestibular evoked potentials (NVESTEPs) with surface scalp recording using a tone pip auditory stimulus. Methods: Fourteen neurologically normal volunteers (Age range 26-45 years, 10 females ...
    • Conference Object  

      Prediction of the time period of stroke based on ultrasound image analysis of initially asymptomatic carotid plaques 

      Kyriacou, Efthyvoulos C.; Vogazianos, Paris; Christodoulou, Chris C.; Loizou, Christos P.; Panayides, Andreas S.; Petroudi, Styliani; Pattichis, Marios S.; Pantzaris, Marios C.; Nicolaïdes, Andrew N.; Pattichis, Constantinos S. (Institute of Electrical and Electronics Engineers Inc., 2015)
      Non-invasive ultrasound imaging of carotid plaques can provide information on the characteristics of the arterial wall including the size, morphology and texture of the atherosclerotic plaques. Several studies were carried ...
    • Conference Object  

      Quality evaluation of ultrasound imaging in the carotid artery 

      Loizou, Christos P.; Pattichis, Constantinos S.; Istepanian, Robert Sh Habib; Pantzaris, Marios C.; Tyllis, Theodosis K.; Nicolaïdes, Andrew N. (2004)
      Image quality assessment plays an important role in various image-processing applications. In this work we evaluate image quality criteria based on mean square error, signal to noise error, and quality and structural ...
    • Article  

      Quality evaluation of ultrasound imaging in the carotid artery based on normalization and speckle reduction filtering 

      Loizou, Christos P.; Pattichis, Constantinos S.; Pantzaris, Marios C.; Tyllis, Theodosis K.; Nicolaïdes, Andrew N. (2006)
      Image quality is important when evaluating ultrasound images of the carotid for the assessment of the degree of atherosclerotic disease, or when transferring images through a telemedicine channel, and/or in other image ...
    • Conference Object  

      Quantitative analysis of brain white matter lesions in multiple sclerosis subjects 

      Loizou, Christos P.; Pattichis, Constantinos S.; Seimenis, Ioannis; Pantzaris, Marios C. (2009)
      In this study the value of magnetic resonance image (MRI) shape and texture analysis was assessed in multiple sclerosis (MS) subjects, both in differentiating between normal or normal appearing and abnormal tissue and in ...
    • Conference Object  

      Quantitative analysis of brain white matter lesions in multiple sclerosis subjects: Preliminary findings 

      Loizou, Christos P.; Pattichis, Constantinos S.; Seimenis, Ioannis; Eracleous, Eleni A.; Schizas, Christos N.; Pantzaris, Marios C. (2008)
      In this study the value of magnetic resonance image (MRI) shape and texture analysis was assessed in multiple sclerosis (MS) subjects, both in differentiating between normal and abnormal tissue and in assessing disease ...
    • Article  

      Quantitative texture analysis of brain white matter lesions derived from T2-weighted MR images in MS patients with clinically isolated syndrome 

      Loizou, Christos P.; Petroudi, Styliani; Seimenis, Ioannis; Pantzaris, Marios C.; Pattichis, Constantinos S. (2015)
      Introduction: This study investigates the application of texture analysis methods on brain T2-white matter lesions detected with magnetic resonance imaging (MRI) for the prognosis of future disability in subjects diagnosed ...
    • Article  

      Real-Time Adaptation to Time-Varying Constraints for Medical Video Communications 

      Antoniou, Zinonas C.; Panayides, Andreas S.; Pantzaris, Marios C.; Constantinides, Anthony G.; Pattichis, Constantinos S.; Pattichis, Marios S. (2017)
      The wider adoption of mobile Health (mHealth) video communication systems in standard clinical practice requires real-time control to provide for adequate levels of clinical video quality to support reliable diagnosis. The ...
    • Article  

      RET proto-oncogene mutations are restricted to codon 618 in Cypriot families with multiple endocrine neoplasia 2 

      Neocleous, Vassos; Skordis, Nicos A.; Portides, George; Efstathiou, Elisavet; Costi, Constantina Eleni; Ioannou, N.; Pantzaris, Marios C.; Anastasiadou, Violetta C.; Constantinou-Deltas, Constantinos D.; Phylactou, Leonidas A. (2011)
      Background: RET germline mutations predispose to the development of inherited cancer syndrome multiple endocrine neoplasia type 2 (MEN2). Several variants of the RET proto-oncogene including G691S and S904S have been ...