S D Ladas

Summary

Affiliation: University of Athens
Country: Greece

Publications

  1. ncbi request reprint A three-day octreotide-containing helicobacter pylori eradication therapy for cure of peptic ulcers
    S D Ladas
    Second Department of Internal Medicine, Evangelismos Hospital, Athens University, Greece
    Hepatogastroenterology 45:761-4. 1998
  2. ncbi request reprint Percutaneous endoscopic gastrostomy: adequacy and quality of information given to decision makers
    S D Ladas
    Gastroenterology Unit, 2nd Department of Internal Medicine, Athens University, Evangelismos Hospital, Greece
    Dig Dis 20:289-92. 2002
  3. ncbi request reprint An introductory course for training in endoscopy
    Spiros D Ladas
    Gastroenterology Unit, Second Department of Internal Medicine, Evangelismos Hospital, Athens University, Athens, Greece
    Dig Dis 20:242-5. 2002
  4. ncbi request reprint Ethical issues in endoscopy: patient satisfaction, safety in elderly patients, palliation, and relations with industry. Second European Symposium on Ethics in Gastroenterology and Digestive Endoscopy, Kos, Greece, July 2006
    S D Ladas
    European Society of Gastroenterology, Munich, Germany
    Endoscopy 39:556-65. 2007
  5. ncbi request reprint Does recombinant human erythropoietin accelerate correction of post-ulcer-bleeding anaemia? A pilot study
    Spiros D Ladas
    Gastroenterology Unit, 2nd Department of Internal Medicine, Athens University, Evangelismos Hospital, 23 Sisini Street, 115 28 Athens, Greece
    World J Gastroenterol 10:586-9. 2004
  6. ncbi request reprint Incidence of ulcerative colitis in Central Greece: a prospective study
    Spiros D Ladas
    23 Sisini Street, 11528 Athens, Greece
    World J Gastroenterol 11:1785-7. 2005
  7. ncbi request reprint Use of sedation for routine diagnostic upper gastrointestinal endoscopy: a European Society of Gastrointestinal Endoscopy Survey of National Endoscopy Society Members
    S D Ladas
    European Society of Gastrointestinal Endoscopy, Munich, Germany
    Digestion 74:69-77. 2006
  8. ncbi request reprint Banana fibers in colonic mucus may puzzle the endoscopist
    S D Ladas
    Hepato Gastroenterology Unit, 2nd Department of Internal Medicine, Medical School, Athens University, Athens University General Hospital, Greece
    Endoscopy 37:1261. 2005
  9. ncbi request reprint A novel maneuver for colonic polypectomy at the 6-o'clock position
    S D Ladas
    Hepatogastroenterology Unit, 2nd Dept of Internal Medicine, Medical School of Athens University, Attikon University General Hospital, Athens, Greece
    Endoscopy 38:434. 2006
  10. ncbi request reprint Performance of two immunosorbent assay kits for the detection of serum immunoglobulin G to Helicobacter pylori in untreated greek patients
    S D Ladas
    2nd Dept of Internal Medicine, Athens University, Evangelismos Hospital, Greece
    Scand J Gastroenterol 37:512-6. 2002

Collaborators

Detail Information

Publications54

  1. ncbi request reprint A three-day octreotide-containing helicobacter pylori eradication therapy for cure of peptic ulcers
    S D Ladas
    Second Department of Internal Medicine, Evangelismos Hospital, Athens University, Greece
    Hepatogastroenterology 45:761-4. 1998
    ..The aim of this pilot study was to determine safety and efficacy of an ultra short quadruple octreotide containing H. pylori eradication therapy in patients with peptic ulcer...
  2. ncbi request reprint Percutaneous endoscopic gastrostomy: adequacy and quality of information given to decision makers
    S D Ladas
    Gastroenterology Unit, 2nd Department of Internal Medicine, Athens University, Evangelismos Hospital, Greece
    Dig Dis 20:289-92. 2002
    ..The aims of this retrospective study were to evaluate the quality of information given to the decision-makers (relatives) and determine the overall acceptance of the procedure by the patients' family...
  3. ncbi request reprint An introductory course for training in endoscopy
    Spiros D Ladas
    Gastroenterology Unit, Second Department of Internal Medicine, Evangelismos Hospital, Athens University, Athens, Greece
    Dig Dis 20:242-5. 2002
    ..Their aim will be to educate skilled endoscopists in the principles of teaching, which should be thoroughly grounded in the ethics of our profession...
  4. ncbi request reprint Ethical issues in endoscopy: patient satisfaction, safety in elderly patients, palliation, and relations with industry. Second European Symposium on Ethics in Gastroenterology and Digestive Endoscopy, Kos, Greece, July 2006
    S D Ladas
    European Society of Gastroenterology, Munich, Germany
    Endoscopy 39:556-65. 2007
  5. ncbi request reprint Does recombinant human erythropoietin accelerate correction of post-ulcer-bleeding anaemia? A pilot study
    Spiros D Ladas
    Gastroenterology Unit, 2nd Department of Internal Medicine, Athens University, Evangelismos Hospital, 23 Sisini Street, 115 28 Athens, Greece
    World J Gastroenterol 10:586-9. 2004
    ..This prospective, randomised, open, pilot study was designed to investigate whether recombinant human erythropoietin (Epoetin) therapy accelerate haematocrit increase in the post-bleeding recovery period...
  6. ncbi request reprint Incidence of ulcerative colitis in Central Greece: a prospective study
    Spiros D Ladas
    23 Sisini Street, 11528 Athens, Greece
    World J Gastroenterol 11:1785-7. 2005
    ..To study the incidence of ulcerative colitis UC in the prefecture of Trikala, Central Greece...
  7. ncbi request reprint Use of sedation for routine diagnostic upper gastrointestinal endoscopy: a European Society of Gastrointestinal Endoscopy Survey of National Endoscopy Society Members
    S D Ladas
    European Society of Gastrointestinal Endoscopy, Munich, Germany
    Digestion 74:69-77. 2006
    ..The aim of this survey was to investigate the rate of using premedication for routine diagnostic upper gastrointestinal (UGI) endoscopy in endoscopy societies, members of the European Society of Gastrointestinal Endoscopy (ESGE)...
  8. ncbi request reprint Banana fibers in colonic mucus may puzzle the endoscopist
    S D Ladas
    Hepato Gastroenterology Unit, 2nd Department of Internal Medicine, Medical School, Athens University, Athens University General Hospital, Greece
    Endoscopy 37:1261. 2005
  9. ncbi request reprint A novel maneuver for colonic polypectomy at the 6-o'clock position
    S D Ladas
    Hepatogastroenterology Unit, 2nd Dept of Internal Medicine, Medical School of Athens University, Attikon University General Hospital, Athens, Greece
    Endoscopy 38:434. 2006
  10. ncbi request reprint Performance of two immunosorbent assay kits for the detection of serum immunoglobulin G to Helicobacter pylori in untreated greek patients
    S D Ladas
    2nd Dept of Internal Medicine, Athens University, Evangelismos Hospital, Greece
    Scand J Gastroenterol 37:512-6. 2002
    ..We have prospectively evaluated the performance of two commercially available serum enzyme immunoassays (EIA) detecting H. pylori immunoglobulin G (IgG) antibodies in the sera of untreated Greek patients...
  11. ncbi request reprint Evaluation of a single-step serological assay for laboratory diagnosis of Helicobacter pylori infection
    S D Ladas
    2nd Department of Internal Medicine, Athens University, Evangelismos Hospital, Greece
    Eur J Clin Microbiol Infect Dis 21:56-9. 2002
    ....
  12. ncbi request reprint Pancreatic tuberculosis in non-immunocompromised patients: reports of two cases, and a literature review
    S D Ladas
    Second Department of Internal Medicine, Evangelismos Hospital, Athens University, Greece
    Eur J Gastroenterol Hepatol 10:973-6. 1998
    ..It is a curable disease and should be considered in the differential diagnosis of a pancreatic mass or abscess shown on ultrasound or computed tomography, especially in developing countries, where tuberculosis is common...
  13. ncbi request reprint Prospective evaluation of a whole-blood antibody test (FlexPack HP) for in-office diagnosis of Helicobacter pylori infection in untreated patients
    S D Ladas
    2nd Department of Internal Medicine, Athens University, Evangelismos Hospital, Greece
    Eur J Gastroenterol Hepatol 12:727-31. 2000
    ..Rapid, reliable in-office tests are needed for applying the adopted screen-and-treat strategy in Helicobacter pylori-positive young dyspeptic patients...
  14. ncbi request reprint Factors predicting the possibility of conducting colonoscopy without sedation
    S D Ladas
    Clinic for Gastrointestinal Endoscopy, Athens, Greece
    Endoscopy 32:688-92. 2000
    ..The aims of the present study were to determine the percentage of patients who can successfully undergo nonsedated colonoscopy and to identify factors capable of predicting whether a colonoscopy can be completed without sedation...
  15. ncbi request reprint Gastric phytobezoars may be treated by nasogastric Coca-Cola lavage
    Spiros D Ladas
    Gastroenterology Unit, 2nd Department of Internal Medicine, Medical School, Athens University, Evangelismos Hospital, 23 Sisini Street, 115 28 Athens, Greece
    Eur J Gastroenterol Hepatol 14:801-3. 2002
    ..The dissolution of large gastric phytobezoars with cola nasogastric lavage is a safe, rapid and effective method. Patients may be treated in the medical ward, avoiding therapeutic endoscopy or surgery...
  16. ncbi request reprint Relationship of Helicobacter pylori CagA(+) status to gastric juice vitamin C levels
    T Rokkas
    Gastroenterology Unit, Army General Hospital, Athens, Greece
    Eur J Clin Invest 29:56-62. 1999
    ..The aim of the present study, therefore, was to study the impact of H. pylori CagA status on gastric juice vitamin C levels...
  17. ncbi request reprint Informed consent for gastrointestinal endoscopy: a 2002 ESGE survey
    K Triantafyllou
    Endoscopy Unit, 2nd Department of Internal Medicine, Athens University, Evangelismos Hospital, Athens, Greece
    Dig Dis 20:280-3. 2002
    ..The aim of this survey was to determine the quality of information given to patients before the endoscopic procedures in countries that are members of the European Society of Gastrointestinal Endoscopy (ESGE)...
  18. ncbi request reprint The association between CagA status and the development of esophagitis after the eradication of Helicobacter pylori
    T Rokkas
    Gastroenterology Unit, 401 Army General Hospital, Athens, Greece
    Am J Med 110:703-7. 2001
    ..pylori eradication. CONCLUSION: Patients infected with strains of H. pylori that are cagA-positive are at increased risk of developing esophagitis after eradication of H. pylori...
  19. ncbi request reprint Effectiveness of acid suppression in preventing gastroesophageal reflux disease (GERD) after successful treatment of Helicobacter pylori infection
    T Rokkas
    Gastroenterology Unit, 401 Army General Hospital, Athens, Greece
    Dig Dis Sci 46:1567-72. 2001
    ..0022). The respective values for esophagitis were 0/33 (0%) and 6/35 (17.1%) (P = 0.0083). In conclusion, antisecretory treatment in H. pylori(+) patients, after successful eradication, is effective in preventing GERD...
  20. pmc Increased expression of VEGF and CD31 in postradiation rectal tissue: implications for radiation proctitis
    G Karamanolis
    Hepatogastroenterology Unit, 1st Department of Internal Medicine Propaedeutic, Laikon General Hospital, Athens Medical School, 75 Micras Asias Street, Goudi, 11527 Athens, Greece
    Mediators Inflamm 2013:515048. 2013
    ..Conclusions. Our results showed that in postradiation rectal biopsy specimens neoangiogenesis seems to be inflammation-related and constitutes a significant postradiation component of the tissue injury...
  21. doi request reprint Systematic review: Coca-Cola can effectively dissolve gastric phytobezoars as a first-line treatment
    S D Ladas
    Gastroenterology Division, First Department of Medicine Propaedeutic, Medical School, Athens University, Laikon Hospital, Athens, Greece
    Aliment Pharmacol Ther 37:169-73. 2013
    ..Gastric phytobezoars represent the most common bezoars in patients with poor gastric motility. A variety of dissolution therapies and endoscopic fragmentation techniques have been evaluated as conservative treatment so as to avoid surgery...
  22. ncbi request reprint Are gastroenterologists aware of the role of ethics committees?
    K Triantafyllou
    Gastroenterology Unit, 2nd Department of Internal Medicine, Athens University, Evangelismos Hospital, Athens, Greece
    Dig Dis 20:271-4. 2002
    ..The aim of this study was to investigate the need to educate endoscopists about the role of the ECs in European and Mediterranean countries...
  23. doi request reprint Dramatic decline of acute appendicitis in Greece over 30 years: index of improvement of socioeconomic conditions or diagnostic aids?
    A A Papadopoulos
    Hepatogastroenterology Unit, 2nd Department of Internal Medicine Propaedeutic, Attikon University Hospital, Medical School, Athens University, Athens, Greece
    Dig Dis 26:80-4. 2008
    ..There are several reports showing a continuing fall in the incidence of acute appendicitis in the western countries. Our aim was to study the trend of the incidence of acute appendicitis in the Greek population over 30 years...
  24. ncbi request reprint Comparison of T- and Z-score in identifying risk factors of osteoporosis in inflammatory bowel disease patients
    E Tsironi
    Gastroenterology Unit, Attikon University General Hospital, Athens
    J Musculoskelet Neuronal Interact 8:79-84. 2008
    ..Since in these studies either T- or Z-scores has been used, our aim was to compare T- and Z-score in identifying risk factors of osteoporosis in IBD patients...
  25. doi request reprint European Society of Gastrointestinal Endoscopy (ESGE): recommendations (2009) on clinical use of video capsule endoscopy to investigate small-bowel, esophageal and colonic diseases
    S D Ladas
    1st and 2nd Departments of Internal Medicine Propaedeutic, Medical School, University of Athens, Athens, Greece
    Endoscopy 42:220-7. 2010
    ....
  26. ncbi request reprint Effectiveness of two quadruple, tetracycline- or clarithromycin-containing, second-line, Helicobacter pylori eradication therapies
    S D Georgopoulos
    Gastroenterology Unit, 2nd Department of Internal Medicine, Athens University, Evangelismos Hospital, Athens, Greece
    Aliment Pharmacol Ther 16:569-75. 2002
    ..There are no guidelines on second-line therapies for Helicobacter pylori eradication failures of omeprazole-clarithromycin-amoxicillin triple therapy...
  27. ncbi request reprint Do we present abstracts on ethical, legal, cost-effectiveness and patient care issues at major gastroenterology congresses?
    E Archavlis
    Hepatogastroenterology Unit, 2nd Department of Internal Medicine Propaedeutic, Attikon University General Hospital, Medical School, Athens University, Athens, Greece
    Dig Dis 26:71-4. 2008
    ..In the era of the new millennium, a lot of preclinical and clinical research is published. However, ethico-legal, cost-effectiveness and patient care issues are not addressed equally...
  28. doi request reprint Argon plasma coagulation has a long-lasting therapeutic effect in patients with chronic radiation proctitis
    G Karamanolis
    Hepatogastroenterology Unit, Second Department of Internal Medicine Propaedeutic, Attikon General Hospital, Athens University, Athens, Greece
    Endoscopy 41:529-31. 2009
    ..The study aims were to prospectively evaluate (i) the efficacy of APC in endoscopically mild and severe radiation proctitis, and (ii) the recurrence rate following successful treatment...
  29. ncbi request reprint Accuracy of measurements of the length of esophageal lesions: an experimental study
    D Polymeros
    Hepato Gastroenterology Unit, Second Propaedeutic Department of Medicine, Medical School, Athens University, Attikon University General Hospital, Athens, Greece
    Endoscopy 39:948-51. 2007
    ....
  30. ncbi request reprint Coincidental malabsorption of lactose, fructose, and sorbitol ingested at low doses is not common in normal adults
    S D Ladas
    Second Department of Internal Medicine, Athens University, Evangelismos Hospital, Greece
    Dig Dis Sci 45:2357-62. 2000
    ..In conclusion, the frequency of coincidental malabsorption of lactose, fructose, and sorbitol and intolerance to these sugars is not common, when normal adults ingest them at low doses...
  31. doi request reprint Does purgative preparation influence the diagnostic yield of small bowel video capsule endoscopy?: A meta-analysis
    T Rokkas
    Gastroenterology Clinic, Henry Dunant Hospital, Athens, Greece
    Am J Gastroenterol 104:219-27. 2009
    ..However, the role of bowel preparation is controversial. Therefore, the aim of this study was to explore the role of bowel preparation and in particular its consequences on diagnostic yield in a meta-analysis of all relevant studies...
  32. ncbi request reprint Epithelial cell turnover, p53 and bcl-2 protein expression during oncogenesis of early and advanced gastric cancer in a Western population
    K Triantafyllou
    Hepatogastroenterology Unit, 2nd Department of Internal Medicine, Attikon University General Hospital, Medical School, Athens University, 1 Rimini Street, 12462 Haidari, Athens, Greece
    Dig Liver Dis 40:39-45. 2008
    ..To investigate epithelial cell turnover alterations, and p53, bcl-2 protein expression during development of early and advanced gastric cancer in a Western population...
  33. ncbi request reprint Long-term follow-up of endoscopic therapy of anal canal condylomata acuminata with podophyllotoxin
    C Tzathas
    First Department of Gastroenterology, Evangelismos Hospital, Athens University, 23 Sissini Street, 115 28 Athens, Greece
    J Eur Acad Dermatol Venereol 21:364-7. 2007
    ..Condylomata acuminata of the anal canal, a common sexually transmitted disease, are difficult-to-treat lesions with a high recurrence rate after initial successful treatment...
  34. ncbi request reprint Video-capsule endoscopy gastric and small bowel transit time and completeness of the examination in patients with diabetes mellitus
    K Triantafyllou
    Hepato Gastroenterology Unit, 2nd Department of Internal Medicine, Medical School, Athens University, Attikon University General Hospital, 124 62 Haidari, Athens, Greece
    Dig Liver Dis 39:575-80. 2007
    ..Small intestine video-capsule endoscopy examination in patients with diabetes mellitus may be incomplete due to delayed gastric emptying...
  35. ncbi request reprint Hospitalization rates for cholelithiasis and acute cholecystitis doubled for the aged population in Greece over the past 30 years
    Angelos A Papadopoulos
    Gastroenterology Unit, 2nd Department of Internal Medicine, Medical School, Athens University, Attikon University General Hospital, Athens, Greece
    Scand J Gastroenterol 41:1330-5. 2006
    ..The objective of this study was to determine time trends in cholelithiasis and acute cholecystitis for hospitalization and disease case fatality in Greece between 1970 and 1998...
  36. doi request reprint Keratinocyte growth factor is effective in the prevention of intestinal mucositis in patients with hematological malignancies treated with high-dose chemotherapy and autologous hematopoietic SCT: a video-capsule endoscopy study
    P Tsirigotis
    Haematology Unit, Second Department of Internal Medicine Propaedeutic, Attikon University General Hospital, Medical School, University of Athens, Athens, Greece
    Bone Marrow Transplant 42:337-43. 2008
    ..019). KGF is effective in the prevention of intestinal mucositis in patients undergoing auto-SCT. Patients with severe intestinal mucositis run a higher risk to develop infections...
  37. doi request reprint Serotonin transporter and G protein beta 3 subunit gene polymorphisms in Greeks with irritable bowel syndrome
    T Markoutsaki
    2nd Department of Gastroenterology, Evangelismos General Hospital, Athens, Greece
    Dig Dis Sci 56:3276-80. 2011
    ..Association studies of SERT and GNB3 polymorphisms and IBS have shown diverse results among different populations, which might be due to subject composition differences...
  38. doi request reprint Effect of Helicobacter pylori eradication and antisecretory maintenance therapy on peptic ulcer recurrence in cirrhotic patients: a prospective, cohort 2-year follow-up study
    Charalambos Tzathas
    1st Department of Gastroenterology, Evangelismos Hospital, Athens, Greece
    J Clin Gastroenterol 42:744-9. 2008
    ..The role of Helicobacter pylori eradication to cure peptic ulcer disease in patients with cirrhosis is not clear...
  39. ncbi request reprint Effect of three bowel preparations on video-capsule endoscopy gastric and small-bowel transit time and completeness of the examination
    Chryssostomos Kalantzis
    Department of Gastroenterology, NIMTS Hospital, Athens, Greece
    Scand J Gastroenterol 42:1120-6. 2007
    ..The aim of this study was to investigate the effect of different bowel preparations on video capsule endoscopy gastric- (GTT) and small-bowel transit time (SBTT) and the rate of caecal visualization...
  40. doi request reprint Effect of sleep on excessive belching: a 24-hour impedance-pH study
    George Karamanolis
    Hepatogastroenterology Unit, 2nd Department of Internal Medicine Propaedeutic, Attikon University General Hospital, Athens University, Athens, Greece
    J Clin Gastroenterol 44:332-4. 2010
    ..The aim of our study was to investigate the incidence and pattern of belching during a 24-hour period...
  41. doi request reprint Sedation practices for gastrointestinal endoscopy in Europe, North America, Asia, Africa and Australia
    Spiros D Ladas
    Hepatogastroenterology Division, 1st Department of Internal Medicine Propaedeutic, Laiko General Hospital of Athens, Medical School, Athens University, Athens, Greece
    Digestion 82:74-6. 2010
    ..Our data indicate that the use of sedation for diagnostic gastrointestinal endoscopy is high in North America and Australia, but varies considerably among countries in Europe, Asia and Africa...
  42. doi request reprint A glass of water immediately increases gastric pH in healthy subjects
    George Karamanolis
    Hepatogastroenteroly Unit, 2nd Department of Internal Medicine Propaedeutic, Attikon University General Hospital, Athens University, Athens, Greece
    Dig Dis Sci 53:3128-32. 2008
    ..Onset of action of antisecretory agents is of pivotal importance for patients with gastroesophageal reflux disease (GERD) treated "on-demand."..
  43. doi request reprint A meta-analysis evaluating the accuracy of colon capsule endoscopy in detecting colon polyps
    Theodore Rokkas
    Gastroenterology Clinic, Henry Dunant Hospital, Athens, Greece
    Gastrointest Endosc 71:792-8. 2010
    ..Colon capsule endoscopy (CCE) is a new, noninvasive method for examining the entire colon. The reported yield of CCE in detecting colorectal polyps has shown variable results...
  44. doi request reprint Ethical issues in the management of elderly patients in gastroenterology and digestive endoscopy
    Spiros D Ladas
    1st Department of Internal Medicine Propaedeutic, University of Athens, Laiko General Hospital of Athens, Medical School, Athens, Greece
    Expert Rev Gastroenterol Hepatol 1:257-63. 2007
    ....
  45. ncbi request reprint Cell turnover of serrated adenomas
    Spiros D Ladas
    Gastroenterology Unit, Second Department of Internal Medicine, Athens University, Attikon University Hospital, Athens, Greece
    J Pathol 206:62-7. 2005
    ....
  46. doi request reprint European Society of Gastrointestinal Endoscopy (ESGE) Guidelines: flexible enteroscopy for diagnosis and treatment of small-bowel diseases
    J Pohl
    Department of Internal Medicine II, Dr Horst Schmidt Kliniken, Wiesbaden, Germany
    Endoscopy 40:609-18. 2008
  47. ncbi request reprint Gastric mucosa epithelial cell kinetics are differentiated by anatomic site and Helicobacter pylori infection
    Panagiota Kitsanta
    Histopathology Department, Sheffield Teaching Hospitals, Sheffield, United Kingdom
    Dig Dis Sci 50:1087-91. 2005
    ..pylori gastritis compared with normal controls. Our data suggest that gastric mucosa epithelial cell kinetics is differentiated by the anatomic site and H. pylori infection...
  48. ncbi request reprint Evaluation of a conventional ELISA (Novitec) and a near patient immunochromatographic test (Stick H. pyl) for Helicobacter pylori antigen detection in stool
    Ioannis Kyrlagkitsis
    Gastroenterology Department, Tzanio Hospital, Pireaeus, Greece
    Hepatogastroenterology 54:799-802. 2007
    ..pylori) antigen in stool by conventional ELISA is a reliable non-invasive method for the diagnosis of H. pylori infection in untreated patients. Recently, rapid in-office stool tests have been developed for the same purpose...
  49. doi request reprint Effects of ageing on small bowel video-capsule endoscopy examination
    Angelos A Papadopoulos
    Hepatogastroenterology Unit, 2nd Department of Internal Medicine Propaedeutic, Medical School, Athens University, Attikon University General Hospital, Athens, Greece
    Am J Gastroenterol 103:2474-80. 2008
    ..The effects of ageing on small bowel video-capsule endoscopy (VCE) studies have not been studied prospectively yet...
  50. ncbi request reprint Sildenafil (viagra) is a risk factor for acute variceal bleeding
    Charalabos Tzathas
    Am J Gastroenterol 97:1856. 2002
  51. ncbi request reprint Informed consent: still far from ideal?
    Spiros D Ladas
    Digestion 73:187-8. 2006
  52. ncbi request reprint Hypergastrinemia is associated with increased risk of distal colon adenomas
    Sotirios D Georgopoulos
    Gastroenterology Unit, Evangelismos Hospital, Medical School, University of Athens, Athens, Greece
    Digestion 74:42-6. 2006
    ..The aim of this study is to investigate if hypergastrinemia, H. pylori infection and/or cagA protein are risk factors for CAs...
  53. ncbi request reprint Molecular analysis of B-cell clonality in Helicobacter pylori gastritis
    Sotirios D Georgopoulos
    Gastroenterology Unit, Evangelismos General Hospital, Athens University, Medical School, Greece
    Dig Dis Sci 50:1616-20. 2005
    ..We conclude that certain H. pylori positive gastritis patients show PCR-detectable monoclonality, which is independent of the W-I grade of gastritis and cannot be taken as evidence of an existing neoplastic lesion...
  54. doi request reprint Professional, legal and ethical challenges in gastroenterology. Editorial
    Spiros D Ladas
    Dig Dis 26:5-6. 2008