Browsing by Author "Sarrigiannis, Ptolemaios G."

Now showing items 1-9 of 9

    • Article  

      Chronic idiopathic axonal polyneuropathy: Prevalence of pain and impact on quality of life 

      Zis, Panagiotis; Sarrigiannis, Ptolemaios G.; Rao, Dasappaiah G.; Hewamadduma, Channa; Hadjivassiliou, Marios (2019)
      BACKGROUND AND AIM: Chronic idiopathic axonal polyneuropathy (CIAP) is a term describing axonal neuropathies of insidious onset, with slow or no progression of the disease over at least 6 months and with no etiology being ...
    • Article  

      The cortical focus in childhood absence epilepsy 

      Sarrigiannis, Ptolemaios G.; Zhao, Yifan; He, Fei; Billings, Stephen A.; Baster, Kathleen; Rittey, Chris; Yianni, John; Zis, Panagiotis; Wei, Hualiang; Hadjivassiliou, Marios; Grünewald, Richard (2018)
      OBJECTIVE: To determine the origin and dynamic characteristics of the generalised hyper-synchronous spike and wave (SW) discharges in childhood absence epilepsy (CAE). METHODS: We applied nonlinear methods, the error ...
    • Article  

      A Dementia Classification Framework Using Frequency and Time-Frequency Features Based on EEG Signals 

      Durongbhan, Pholpat; Zhao, Yifan; Chen, Liangyu; Zis, Panagiotis; De Marco, Matteo; Unwin, Zoe C.; Venneri, Annalena; He, Xiongxiong; Li, Sheng; Zhao, Yitian; Blackburn, Daniel J.; Sarrigiannis, Ptolemaios G. (2019)
      Alzheimer's disease (AD) accounts for 60%-70% of all dementia cases, and clinical diagnosis at its early stage is extremely difficult. As several new drugs aiming to modify disease progression or alleviate symptoms are ...
    • Article  

      Imaging of Nonlinear and Dynamic Functional Brain Connectivity Based on EEG Recordings With the Application on the Diagnosis of Alzheimer’s Disease 

      Zhao, Yifan; Zhao, Yitian; Durongbhan, Pholpat; Chen, Liangyu; Liu, Jiang; Billings, S. A.; Zis, Panagiotis; Unwin, Zoe C.; De Marco, Matteo; Venneri, Annalena; Blackburn, Daniel J.; Sarrigiannis, Ptolemaios G. (2020)
      Since age is the most significant risk factor for the development of Alzheimer’s disease (AD), it is important to understand the effect of normal ageing on brain network characteristics before we can accurately diagnose ...
    • Article  

      Neurologic Deficits in Patients With Newly Diagnosed Celiac Disease Are Frequent and Linked With Autoimmunity to Transglutaminase 6 

      Hadjivassiliou, Marios; Croall, Iain D.; Zis, Panagiotis; Sarrigiannis, Ptolemaios G.; Sanders, David S.; Aeschlimann, Pascale; Grünewald, Richard A.; Armitage, Paul A.; Connolly, Daniel; Aeschlimann, Daniel; Hoggard, Nigel (2019)
      BACKGROUND & AIMS: Celiac disease is an autoimmune disorder induced by ingestion of gluten that affects 1% of the population and is characterized by gastrointestinal symptoms, weight loss, and anemia. We evaluated the ...
    • Article  

      Nocebo in chronic inflammatory demyelinating polyneuropathy 

      Zis, Panagiotis; Hadjivassiliou, Marios; Sarrigiannis, Ptolemaios G.; Jenkins, Thomas M.; Mitsikostas, Dimos-Dimitrios (2018)
      INTRODUCTION: Nocebo is very prevalent among neurological disorders, resulting in low adherence and treatment outcome. We sought to examine the adverse events (AE) following placebo administration in placebo-controlled ...
    • Article  

      Pain in Chronic Inflammatory Demyelinating Polyradiculoneuropathy: A Systematic Review and Meta-Analysis 

      Michaelides, Athena; Hadden, Robert D. M.; Sarrigiannis, Ptolemaios G.; Hadjivassiliou, Marios; Zis, Panagiotis (2019)
      INTRODUCTION: Although chronic inflammatory demyelinating polyradiculoneuropathy (CIDP) predominantly affects large myelinated fibers, many patients have pain. The aim of this paper is to systematically review the current ...
    • Article  

      Safety, Tolerability, and Nocebo Phenomena During Transcranial Magnetic Stimulation: A Systematic Review and Meta-Analysis of Placebo-Controlled Clinical Trials 

      Zis, Panagiotis; Shafique, Faiza; Hadjivassiliou, Marios; Blackburn, Daniel; Venneri, Annalena; Iliodromiti, Stamatina; Mitsikostas, Dimos-Dimitrios; Sarrigiannis, Ptolemaios G. (2020)
      Background The methodology used for the application of repetitive transcranial magnetic stimulation (TMS) is such that it may induce a placebo effect. Respectively, adverse events (AEs) can occur when using a placebo, a ...
    • Article  

      The Significance of Low Titre Antigliadin Antibodies in the Diagnosis of Gluten Ataxia 

      Hadjivassiliou, Marios; Grünewald, Richard A.; Sanders, David S.; Zis, Panagiotis; Croall, Iain; Shanmugarajah, Priya D.; Sarrigiannis, Ptolemaios G.; Trott, Nick; Wild, Graeme; Hoggard, Nigel (2018)
      Background: Patients with gluten ataxia (GA) without enteropathy have lower levels of antigliadin antibodies (AGA) compared to patients with coeliac disease (CD). Magnetic Resonance Spectroscopy (NAA/Cr area ratio) of the ...