Martin K Walz

Summary

Affiliation: Kliniken Essen-Mitte
Country: Germany

Publications

  1. ncbi request reprint Posterior retroperitoneoscopic adrenalectomy--results of 560 procedures in 520 patients
    Martin K Walz
    Klinik für Chirurgie und Zentrum für Minimal Invasive Chirurgie, Kliniken Essen Mitte, Akademisches Lehrkrankenhaus der Universität Essen, Germany
    Surgery 140:943-8; discussion 948-50. 2006
  2. doi request reprint [Minimally invasive adrenal gland surgery. Transperitoneal or retroperitoneal approach?]
    M K Walz
    Klinik für Chirurgie und Zentrum Minimal Invasive Chirurgie, Kliniken Essen Mitte, Henricistr 92, 45136, Essen, Deutschland
    Chirurg 83:536-45. 2012
  3. ncbi request reprint [Tracheostomy. Indications, methods, risks]
    M K Walz
    Klinik für Chirurgie und Zentrum für Minimal Invasive Chirurgie, Kliniken Essen Mitte Evangelische Huyssens Stiftung, Henricistrasse 92, 45136 Essen
    Anaesthesist 51:123-33. 2002
  4. doi request reprint Single-access retroperitoneoscopic adrenalectomy (SARA) versus conventional retroperitoneoscopic adrenalectomy (CORA): a case-control study
    Martin K Walz
    Klinik für Chirurgie und Zentrum für Minimal Invasive Chirurgie, Kliniken Essen Mitte, Akademisches Lehrkrankenhaus der Universität Duisburg Essen, Henricistrasse 92, 45136, Essen, Germany
    World J Surg 34:1386-90. 2010
  5. doi request reprint [Adrenalectomy for preservation of adrenocortical function. Indication and results]
    M K Walz
    Klinik für Chirurgie und Zentrum Minimal Invasive Chirurgie, Kliniken Essen Mitte, Henricistrasse 92, Essen, Germany
    Chirurg 80:99-104. 2009
  6. ncbi request reprint Endoscopic treatment of large primary adrenal tumours
    M K Walz
    Department of Surgery and Centre of Minimally Invasive Surgery, Kliniken Essen Mitte, Essen, Germany
    Br J Surg 92:719-23. 2005
  7. doi request reprint Retroperitoneoscopic adrenalectomy in Conn's syndrome caused by adrenal adenomas or nodular hyperplasia
    Martin K Walz
    Klinik für Chirurgie und Zentrum für Minimal Invasive Chirurgie, Kliniken Essen Mitte, Akademisches Lehrkrankenhaus der Universität Duisburg Essen, Universitat Duisburg Essen, Henricistrasse 92, 45136 Essen, Germany
    World J Surg 32:847-53. 2008
  8. doi request reprint [Adrenal tumors]
    M K Walz
    Klinik für Chirurgie und Zentrum Minimal Invasive Chirurgie, Kliniken Essen Mitte, Henricistrasse 92, 45136, Essen
    Chirurg 79:1087-94; quiz 1095-6. 2008
  9. doi request reprint Single access retroperitoneoscopic adrenalectomy (SARA)--one step beyond in endocrine surgery
    Martin K Walz
    Klinik für Chirurgie und Zentrum für Minimal Invasive Chirurgie, Kliniken Essen Mitte, Akademisches Lehrkrankenhaus der Universität Duisburg Essen, Henricistrasse 92, 45136, Essen, Germany
    Langenbecks Arch Surg 394:447-50. 2009
  10. ncbi request reprint Laparoscopic and retroperitoneoscopic treatment of pheochromocytomas and retroperitoneal paragangliomas: results of 161 tumors in 126 patients
    Martin K Walz
    Klinik für Chirurgie und Zentrum für Minimal Invasive Chirurgie, Kliniken Essen Mitte, Akademisches Lehrkrankenhaus der Universität Duisburg Essen, Henricistrasse 92, Essen, D 45136, Germany
    World J Surg 30:899-908. 2006

Collaborators

Detail Information

Publications55

  1. ncbi request reprint Posterior retroperitoneoscopic adrenalectomy--results of 560 procedures in 520 patients
    Martin K Walz
    Klinik für Chirurgie und Zentrum für Minimal Invasive Chirurgie, Kliniken Essen Mitte, Akademisches Lehrkrankenhaus der Universität Essen, Germany
    Surgery 140:943-8; discussion 948-50. 2006
    ..Due to the direct approach to the adrenal glands, however, the posterior retroperitoneal access is easy to use and may offer advantages not available with other endoscopic procedures for adrenalectomy...
  2. doi request reprint [Minimally invasive adrenal gland surgery. Transperitoneal or retroperitoneal approach?]
    M K Walz
    Klinik für Chirurgie und Zentrum Minimal Invasive Chirurgie, Kliniken Essen Mitte, Henricistr 92, 45136, Essen, Deutschland
    Chirurg 83:536-45. 2012
    ..Nevertheless, retroperitoneal techniques may offer less postoperative pain and faster recovery. All these minimally invasive techniques are safe and reliable and have replaced open approaches in most cases...
  3. ncbi request reprint [Tracheostomy. Indications, methods, risks]
    M K Walz
    Klinik für Chirurgie und Zentrum für Minimal Invasive Chirurgie, Kliniken Essen Mitte Evangelische Huyssens Stiftung, Henricistrasse 92, 45136 Essen
    Anaesthesist 51:123-33. 2002
    ..Furthermore, serious sequelae such as tracheal stenosis are rare in the long-term course. However, conventional operative tracheostomy still has its place, particularly in circumstances where the new methods are contraindicated...
  4. doi request reprint Single-access retroperitoneoscopic adrenalectomy (SARA) versus conventional retroperitoneoscopic adrenalectomy (CORA): a case-control study
    Martin K Walz
    Klinik für Chirurgie und Zentrum für Minimal Invasive Chirurgie, Kliniken Essen Mitte, Akademisches Lehrkrankenhaus der Universität Duisburg Essen, Henricistrasse 92, 45136, Essen, Germany
    World J Surg 34:1386-90. 2010
    ..We compare our recently described new method of endoscopic single-access adrenalectomy with the conventional retroperitoneoscopic approach in a matched-pairs study...
  5. doi request reprint [Adrenalectomy for preservation of adrenocortical function. Indication and results]
    M K Walz
    Klinik für Chirurgie und Zentrum Minimal Invasive Chirurgie, Kliniken Essen Mitte, Henricistrasse 92, Essen, Germany
    Chirurg 80:99-104. 2009
    ..Studies demonstrate results identical to those of total adrenalectomy. All other adrenal tumors are exceptional indications for partial adrenalectomy...
  6. ncbi request reprint Endoscopic treatment of large primary adrenal tumours
    M K Walz
    Department of Surgery and Centre of Minimally Invasive Surgery, Kliniken Essen Mitte, Essen, Germany
    Br J Surg 92:719-23. 2005
    ..It is debatable whether large and therefore potentially malignant primary adrenal tumours should be removed by minimally invasive techniques...
  7. doi request reprint Retroperitoneoscopic adrenalectomy in Conn's syndrome caused by adrenal adenomas or nodular hyperplasia
    Martin K Walz
    Klinik für Chirurgie und Zentrum für Minimal Invasive Chirurgie, Kliniken Essen Mitte, Akademisches Lehrkrankenhaus der Universität Duisburg Essen, Universitat Duisburg Essen, Henricistrasse 92, 45136 Essen, Germany
    World J Surg 32:847-53. 2008
    ..In patients with primary hyperaldosteronism, solitary adrenal adenomas are an indication for surgical intervention. In contrast, adrenal hyperplasia is almost exclusively treated by drugs...
  8. doi request reprint [Adrenal tumors]
    M K Walz
    Klinik für Chirurgie und Zentrum Minimal Invasive Chirurgie, Kliniken Essen Mitte, Henricistrasse 92, 45136, Essen
    Chirurg 79:1087-94; quiz 1095-6. 2008
    ..Diagnostic methods for adrenal tumors include hormone tests and imaging. The first choice of treatment is surgical removal, today preferably by minimally invasive approaches...
  9. doi request reprint Single access retroperitoneoscopic adrenalectomy (SARA)--one step beyond in endocrine surgery
    Martin K Walz
    Klinik für Chirurgie und Zentrum für Minimal Invasive Chirurgie, Kliniken Essen Mitte, Akademisches Lehrkrankenhaus der Universität Duisburg Essen, Henricistrasse 92, 45136, Essen, Germany
    Langenbecks Arch Surg 394:447-50. 2009
    ..Today, endoscopic adrenalectomy has become a gold standard in endocrine surgery...
  10. ncbi request reprint Laparoscopic and retroperitoneoscopic treatment of pheochromocytomas and retroperitoneal paragangliomas: results of 161 tumors in 126 patients
    Martin K Walz
    Klinik für Chirurgie und Zentrum für Minimal Invasive Chirurgie, Kliniken Essen Mitte, Akademisches Lehrkrankenhaus der Universität Duisburg Essen, Henricistrasse 92, Essen, D 45136, Germany
    World J Surg 30:899-908. 2006
    ....
  11. ncbi request reprint [Endoscopic excision of extra-adrenal pheochromocytomas (paragangliomas)]
    M K Walz
    Klinik für Chirurgie und Zentrum für Minimal Invasive Chirurgie, Kliniken Essen Mitte
    Chirurg 71:1504-8. 2000
    ..The tumors were removed by the posterior retroperitoneoscopic or by the anterior laparoscopic approach, respectively. The intraoperative and postoperative courses were uneventful...
  12. ncbi request reprint Endoscopic treatment of solitary, bilateral, multiple, and recurrent pheochromocytomas and paragangliomas
    Martin K Walz
    Klinik für Chirurgie und Zentrum für Minimal Invasive Chirurgie, Kliniken Essen Mitte, Akademisches Lehrkrankenhaus der Universität Essen, Henricistrasse 92, Germany
    World J Surg 26:1005-12. 2002
    ..Endoscopic removal of solitary, bilateral, multiple, and recurrent pheochromocytomas and retroperitoneal paragangliomas is feasible and safe but requires extensive experience in minimally invasive and endocrine surgery...
  13. ncbi request reprint [Tracheostomy: indications, methods, risks]
    M K Walz
    Klinik für Chirurgie und Zentrum für Minimal Invasive Chirurgie, Kliniken Essen Mitte Evangelische Huyssens Stiftung, Essen
    Chirurg 72:1101-10. 2001
    ..Furthermore, serious sequelae such as tracheal stenosis are rare in the long-term course. However, conventional operative tracheostomy still has its place, particularly in circumstances where the new methods are contraindicated...
  14. ncbi request reprint Partial versus total adrenalectomy by the posterior retroperitoneoscopic approach: early and long-term results of 325 consecutive procedures in primary adrenal neoplasias
    Martin K Walz
    Klinik für Chirurgie und Zentrum für Minimal Invasive Chirurgie, Kliniken Essen Mitte, Akademisches Lehrkrankenhaus der Universität Essen, Henricistrasse 92, D 45136 Essen, Germany
    World J Surg 28:1323-9. 2004
    ..Our data demonstrate that partial adrenalectomy is a safe procedure not only perioperatively but also in the long-term follow-up...
  15. doi request reprint Minimally invasive cortical-sparing surgery for bilateral pheochromocytomas
    Pier Francesco Alesina
    Klinik für Chirurgie und Zentrum für Minimal Invasive Chirurgie, Kliniken Essen Mitte, Akademisches Lehrkrankenhaus der Universität Duisburg Essen, Henricistrasse 92, 45136, Essen, Germany
    Langenbecks Arch Surg 397:233-8. 2012
    ..In this study we report our experience with the minimally invasive cortical-sparing adrenalectomy in patients with bilateral pheochromocytomas...
  16. doi request reprint Feasibility of video-assisted bilateral neck exploration for patients with primary hyperparathyroidism and failed or discordant localization studies
    Pier Francesco Alesina
    Klinik für Chirurgie und Zentrum für Minimal Invasive Chirurgie, Kliniken Essen Mitte, Akademisches Lehrkrankenhaus der Universität Duisburg Essen, Henricistrasse 92, 45136 Essen, Germany
    Langenbecks Arch Surg 398:107-11. 2013
    ..We reviewed our experience of minimally invasive video-assisted BNE in patients with pHPT and negative or discordant localization studies...
  17. doi request reprint Prediction of prognosis after trimodal therapy in patients with locally advanced squamous cell carcinoma of the oesophagus
    Michael Stahl
    Department of Medical Oncology and Hematology, Kliniken Essen Mitte, Essen, Germany Electronic address
    Eur J Cancer 48:2977-82. 2012
    ..Due to the poor prognosis of locally advanced oesophageal cancer, predictive markers are warranted to better select patients who may benefit from multimodal therapy...
  18. doi request reprint Posterior retroperitoneoscopic adrenalectomy for clinical and subclinical Cushing's syndrome
    Pier F Alesina
    Klinik für Chirurgie und Zentrum für Minimal Invasive Chirurgie, Kliniken Essen Mitte, Akademisches Lehrkrankenhaus der Universität Duisburg Essen, Henricistrasse 92, 45136, Essen, Germany
    World J Surg 34:1391-7. 2010
    ..In the present study we report our experience with the posterior retroperitoneoscopic adrenalectomy in a large group of patients with clinical or subclinical Cushing's syndrome...
  19. doi request reprint Phase III comparison of preoperative chemotherapy compared with chemoradiotherapy in patients with locally advanced adenocarcinoma of the esophagogastric junction
    Michael Stahl
    Department of Medical Oncology and Hematology, Kliniken Essen Mitte, Henricistr 92, D 45136 Essen, Germany
    J Clin Oncol 27:851-6. 2009
    ..Preoperative chemotherapy is an accepted standard in the treatment of localized esophagogastric adenocarcinoma. Adding radiation therapy to preoperative chemotherapy appears promising, but its definitive value remains unknown...
  20. doi request reprint Intraoperative neuromonitoring does not reduce the incidence of recurrent laryngeal nerve palsy in thyroid reoperations: results of a retrospective comparative analysis
    Piero F Alesina
    Klinik für Chirurgie und Zentrum für Minimal Invasive Chirurgie, Kliniken Essen Mitte, Akademisches Lehrkrankenhaus der Universität Duisburg Essen, Henricistrasse 92, 45136 Essen, Germany
    World J Surg 36:1348-53. 2012
    ..The present study is a retrospective analysis of the experience with completion thyroidectomy with and without neuromonitoring in a referral center...
  21. ncbi request reprint Chemoradiation with and without surgery in patients with locally advanced squamous cell carcinoma of the esophagus
    Michael Stahl
    Department of Medical Oncology and Hematology, Kliniken Essen Mitte, Henricistr 92, D 45136 Essen, Germany
    J Clin Oncol 23:2310-7. 2005
    ..Combined chemoradiotherapy with and without surgery are widely accepted alternatives for the curative treatment of patients with locally advanced esophageal cancer. The value of adding surgery to chemotherapy and radiotherapy is unknown...
  22. ncbi request reprint Extent of adrenalectomy for adrenal neoplasm: cortical sparing (subtotal) versus total adrenalectomy
    Martin K Walz
    Clinic of Surgery and Center of Minimally Invasive Surgery, Kliniken Essen Mitte, Akademisches Lehrkrankenhaus der Universität Duisburg Essen, Henricistrasse 92, D 45136, Essen, Germany
    Surg Clin North Am 84:743-53. 2004
    ..Because longterm results are still limited in hyperaldosteronism, final conclusions are not possible today...
  23. ncbi request reprint Immunohistochemical localization of somatostatin receptor subtypes in benign and malignant adrenal tumours
    Nicole Unger
    Division of Endocrinology, Medical Centre, University of Duisburg Essen, Essen, Germany
    Clin Endocrinol (Oxf) 68:850-7. 2008
    ..In contrast to their well-established use in neuroendocrine and pituitary tumours, little is known about their potential use in adrenal tumours...
  24. doi request reprint Is minimally invasive, video-assisted thyroidectomy feasible in Graves' disease?
    Pier F Alesina
    Klinik für Chirurgie und Zentrum für Minimal Invasive Chirurgie, Kliniken Essen Mitte, Akademisches Lehrkrankenhaus der Universität Duisburg Essen, Essen, Germany
    Surgery 149:556-60. 2011
    ..We compared the outcomes of patients undergoing MIVAT with those undergoing conventional thyroidectomy for Graves' disease...
  25. doi request reprint Minimally invasive video-assisted parathyroidectomy (MIVAP) for secondary hyperparathyroidism: report of initial experience
    Piero F Alesina
    Klinik für Chirurgie und Zentrum für Minimal Invasive Chirurgie, Kliniken Essen Mitte, Akademisches Lehrkrankenhaus der Universität Duisburg Essen, Essen, Germany
    Am J Surg 199:851-5. 2010
    ..Because it allows bilateral neck exploration, the authors began using this technique for patients with secondary hyperparathyroidism. In this preliminary study, the authors report their initial experience...
  26. doi request reprint Levobupivacaine plasma concentrations following major liver resection
    Anne Eva Lauprecht
    Department of Anesthesiology, Critical Care Medicine and Pain Therapy, Kliniken Essen Mitte, Henricistr 92, 45136, Essen, Germany
    J Anesth 25:369-75. 2011
    ..Furthermore, we correlated levobupivacaine plasma concentrations with established liver function tests...
  27. doi request reprint Evaluation of postoperative pain after minimally invasive video-assisted and conventional thyroidectomy: results of a prospective study. ESES Vienna presentation
    Pier Francesco Alesina
    Klinik für Chirurgie und Zentrum für Minimal Invasive Chirurgie, Kliniken Essen Mitte, Akademisches Lehrkrankenhaus der Universität Duisburg Essen, Henricistrasse 92, 45136 Essen, Germany
    Langenbecks Arch Surg 395:845-9. 2010
    ..One of the advocated benefits of minimally invasive video-assisted thyroidectomy (MIVAT) is reduction of postoperative pain. We compared in a prospective study pain after video-assisted and conventional thyroidectomy (CT)...
  28. ncbi request reprint Comparison of active renin concentration and plasma renin activity for the diagnosis of primary hyperaldosteronism in patients with an adrenal mass
    Nicole Unger
    Division of Endocrinology, Medical Center, University of Essen, Essen, Germany
    Eur J Endocrinol 150:517-23. 2004
    ..The present study compared PRA and ARC under random conditions to establish thresholds for the diagnosis of primary hyperaldosteronism...
  29. ncbi request reprint Laparoscopic gastrostomy: results of 121 patients over 7 years
    K Peitgen
    Department of Surgery and Center of Minimally Invasive Surgery, Kliniken Essen Mitte, Germany
    Surg Laparosc Endosc Percutan Tech 11:76-82. 2001
    ..8, and the stoma infection rate was 0.65. Laparoscopic gastrostomy is a reliable method for safe and economic establishment of enteral nutrition, even in patients for whom long-term nutrition by gastrostomy is expected...
  30. ncbi request reprint [Transrectal ultrasound-assisted gun-biopsy in the diagnostic of presacral recurrent rectal carcinoma]
    A Ommer
    Chirurgische Klinik und Zentrum für Minimal Invasive Chirurgie, Kliniken Essen Mitte
    Zentralbl Chir 129:58-62. 2004
    ....
  31. ncbi request reprint [Laparoscopic therapy of appendicovesical fistula -- two case reports]
    K Albrecht
    Klinik für Chirurgie und Zentrum für Minimal Invasive Chirurgie, Kliniken Essen Mitte, Essen
    Zentralbl Chir 129:396-8. 2004
    ..The clinical symptoms alone seem to be sufficient for indication to operate. Thus, an early laparoscopic operation significantly can shorten the length of disease...
  32. ncbi request reprint Stapled transanal rectal resection (STARR): a new option in the treatment of obstructive defecation syndrome
    A Ommer
    Klinik für Chirurgie und Zentrum für Minimal Invasive Chirurgie, Kliniken Essen Mitte, Evang Huyssens Stiftung, Essen, Germany
    Langenbecks Arch Surg 391:32-7. 2006
    ..Rectocele and distal intussusception are organic causes of outlet obstruction. A new surgical option called the stapled transanal rectal resection (STARR) is described within a prospective study...
  33. ncbi request reprint [Laparoscopic-assisted colonoscopic polypectomy--indications and results]
    A Ommer
    Klinik für Chirurgie und Zentrum für minimalinvasive Chirurgie, Kliniken Essen Mitte, Evang Huyssens Stiftung
    Zentralbl Chir 128:195-8. 2003
    ..For these cases the combined colonoscopic-laparoscopic approach is described in this publication as an alternative procedure...
  34. doi request reprint Continence disorders after anal surgery--a relevant problem?
    A Ommer
    Kliniken Essen Mitte, Clinic of Surgery and Center of Minimal Invasive Surgery, Henricistrasse 92, 45136 Essen, Germany
    Int J Colorectal Dis 23:1023-31. 2008
    ..Anal incontinence is a well-known and feared complication following surgery involving the anal sphincter, particularly if partial transection of the sphincter is part of the surgical procedure...
  35. ncbi request reprint [Laparoscopic splenectomy by the "Essen-manoeuvre" for treatment of benign and malignant haematological diseases]
    K Peitgen
    Klinik für Chirurgie und Zentrum für Minimal Invasive Chirurgie, Kliniken Essen Mitte, Evang Huyssens Stiftung, Germany
    Zentralbl Chir 127:543-9. 2002
    ..Laparoscopic splenectomy is a new minimally invasive option for patients with benign and malignant haematological disease fraught with a special risk of intraoperative bleeding...
  36. ncbi request reprint Laparoscopic splenopexy by peritoneal and omental pouch construction for intermittent splenic torsion ("wandering spleen")
    K Peitgen
    Department of Surgery, Kliniken Essen Mitte, Ev Huyssens Stiftung, Akademisches Lehrkrankenhaus der UniversitA currencyt Essen, Henricistr 92, D 45136 Essen, Germany
    Surg Endosc 15:413. 2001
    ..Ultrasonographically, the spleen was seen easily in the left hypochondrium in its normal physiologic position. Laparoscopic splenopexy is a useful option for organ-preserving therapy of the wandering spleen...
  37. ncbi request reprint [Pilonidal Sinus -- Primary Closure also in Case of Abscess?]
    A Ommer
    Klinik für Chirurgie und Zentrum für Minimal Invasive Chirurgie, Kliniken Essen Mitte, Evang Huyssens Stiftung, Essen
    Zentralbl Chir 129:216-9. 2004
    ..A successful primary closure significantly reduces time of illness and time out of work...
  38. doi request reprint Salivary cortisol as a diagnostic tool for Cushing's syndrome and adrenal insufficiency: improved screening by an automatic immunoassay
    Timo Deutschbein
    Department of Endocrinology and Division of Laboratory Research, Medical Center, University Hospital of Essen, University of Duisburg Essen, Hufelandstrasse 55, Essen, Germany
    Eur J Endocrinol 166:613-8. 2012
    ..Salivary cortisol is increasingly used to assess patients with suspected hypo- and hypercortisolism. This study established disease-specific reference ranges for an automated electrochemiluminescence immunoassay (ECLIA)...
  39. doi request reprint Bipolar thermofusion vessel sealing system (TVS) versus conventional vessel ligation (CVL) in thyroid surgery--results of a prospective study
    Pier Francesco Alesina
    Klinik für Chirurgie und Zentrum für Minimal Invasive Chirurgie, Kliniken Essen Mitte, Akademisches Lehrkrankenhaus der Universität Duisburg Essen, Henricistrasse 92, 45136 Essen, Germany
    Langenbecks Arch Surg 395:115-9. 2010
    ..In the present study, we report our experience with a new bipolar thermofusion vessel sealing system (TVS) compared to conventional vessel ligation (CVL)...
  40. doi request reprint Differential expression of ghrelin and its receptor (GHS-R1a) in various adrenal tumors and normal adrenal gland
    B Ueberberg
    Division of Endocrinology, Medical Center, University of Duisburg Essen, Essen, Germany
    Horm Metab Res 40:181-8. 2008
    ..Expression of ghrelin in normal adrenal gland and adrenal tumors may indicate some unknown physiological function. The pathophysiological relevance of ghrelin expression in adrenal tumors remains to be investigated...
  41. ncbi request reprint Posterior retroperitoneoscopic adrenalectomy: lessons learned within five years
    M K Walz
    , Kliniken Essen-Mitte, , Henricistrasse 92, D-45136 Essen, Germany
    World J Surg 25:728-34. 2001
    ..Median duration of hospitalization was 3 days. Posterior retroperitoneoscopic adrenalectomy is a safe method that has become a standard procedure in endocrine surgery...
  42. doi request reprint Long-term results of stapled transanal rectal resection (STARR) for obstructive defecation syndrome
    Andreas Ommer
    Department for Surgery and Centre for Minimal Invasive Surgery, Kliniken Essen Mitte, Evang Huyssens Stiftung, Henricistrasse 92, Essen, Germany
    Int J Colorectal Dis 25:1287-92. 2010
    ..The indication for surgery was a severe, conservatively treated stool evacuation disorder secondary to symptomatic rectocele and/or distal intussusception...
  43. doi request reprint Video-assisted bilateral neck exploration in patients with primary hyperparathyroidism and failed localization studies
    Pier F Alesina
    Klinik für Chirurgie und Zentrum für Minimal Invasive Chirurgie, Kliniken Essen Mitte, Akademisches Lehrkrankenhaus der Universität Duisburg Essen, Henricistrasse 92, 45136, Essen, Germany
    World J Surg 34:2344-9. 2010
    ..The present study analyzes the feasibility and effectiveness of minimally invasive video-assisted BNE in patients with pHPT and negative or discordant localization studies...
  44. ncbi request reprint Clinical response to induction chemotherapy predicts local control and long-term survival in multimodal treatment of patients with locally advanced esophageal cancer
    Michael Stahl
    Department of Medical Oncology Hematology, Kliniken Essen Mitte, Henricistrasse 92, 45136, Essen, Germany
    J Cancer Res Clin Oncol 131:67-72. 2005
    ..We now report on a multivariate analysis of prognostic factors based on the long-term results at a median follow-up of 6.5 years...
  45. ncbi request reprint Induction chemotherapy followed by concurrent chemotherapy and high-dose radiotherapy for locally advanced squamous cell carcinoma of the cervical oesophagus
    M Stuschke
    Department of Radiotherapy, University of Essen, Essen, Germany
    Oncology 57:99-105. 1999
    ..Intensification of the regimen seems possible because no dose-limiting late toxicities were observed...
  46. doi request reprint The value of immunoassays for metanephrines in the biochemical diagnosis of pheochromocytomas
    N Unger
    Department of Endocrinology and Division of Laboratory Research, Medical Center, University of Duisburg Essen, Essen, Germany
    Horm Metab Res 41:676-9. 2009
    ..Determination of plasma free metanephrines demonstrated a higher accuracy than their urinary counterparts. The use of immunoassays may be an alternative to the laborious HPLC, although the method needs to be evaluated in more detail...
  47. ncbi request reprint Immunohistochemical determination of somatostatin receptor subtypes 1, 2A, 3, 4, and 5 in various adrenal tumors
    N Unger
    Division of Endocrinology, Medical Centre, University of Essen, Essen, Germany
    Endocr Res 30:931-4. 2004
    ..None of them expressed sst1. Somatostatin receptors are expressed in adrenal tumors with a tumor-specific distribution pattern. This may offer new diagnostic and therapeutic possibilities...
  48. ncbi request reprint Thoracoscopic removal of mediastinal hyperfunctioning parathyroid glands: personal experience and review of the literature
    P F Alesina
    Clinic of Surgery and Centre of Minimally Invasive Surgery, Kliniken Essen Mitte, Evang Huyssens Stiftung, Akademisches Lehrkrankenhaus der Universität Duisburg Essen, Henricistrasse 92, D 45136, Essen, Germany
    World J Surg 32:224-31. 2008
    ..The presence of a mediastinal hyperfunctioning parathyroid gland is a rare condition that occurs in about 1% to 2% of cases. We present our experience with video-endoscopic parathyroidectomy and a review of the literature...
  49. ncbi request reprint Posterior retroperitoneoscopic adrenalectomy: a comparison between the initial experience in the invention phase and introductory phase of the new surgical technique
    Marcin Barczynski
    Department of Endocrine Surgery, 3rd Chair of General Surgery, Jagiellonian University College of Medicine, 37 Pradnicka Street, Krakow, PL 31202, Poland
    World J Surg 31:65-71. 2007
    ..This study compares the learning period of the new procedure of "posterior retroperitoneoscopic adrenalectomy" in the primary invention phase and the secondary introductory phase in a different hospital 10 years later...
  50. ncbi request reprint Genetic and clinical investigation of pheochromocytoma: a 22-year experience, from Freiburg, Germany to international effort
    Birke Bausch
    Department of Nephrology, Albert Ludwigs University, Freiburg, Germany
    Ann N Y Acad Sci 1073:122-37. 2006
    ..We differentiated distinct clinical features of paraganglioma syndromes associated with SDHB and SDHD gene mutations. Finally, we identified predictors and prevalence of paraganglioma syndromes associated with mutations of the SDHC gene...
  51. ncbi request reprint Germline NF1 mutational spectra and loss-of-heterozygosity analyses in patients with pheochromocytoma and neurofibromatosis type 1
    Birke Bausch
    Department of Neurology, University Medical Center Freiburg, Germany
    J Clin Endocrinol Metab 92:2784-92. 2007
    ..Because of the low prevalence of pheochromocytoma in NF1, we ascertained subjects by pheochromocytoma that also had NF1 in the hope of describing the germline NF1 mutational spectra of NF1-related pheochromocytoma...
  52. ncbi request reprint Germ-line mutations in nonsyndromic pheochromocytoma
    Hartmut P H Neumann
    Department of Nephrology and Hypertension, Albert Ludwigs University, Freiburg, Germany
    N Engl J Med 346:1459-66. 2002
    ....
  53. ncbi request reprint Predictors and prevalence of paraganglioma syndrome associated with mutations of the SDHC gene
    Francesca Schiavi
    Department of Endocrinology, University of Padova, Padova, Italy
    JAMA 294:2057-63. 2005
    ..In contrast with those with germline mutations of the SDHB and SDHD genes, clinical and genetic data on patients with mutations of SDHC are scarce...
  54. ncbi request reprint Diagnostic value of various biochemical parameters for the diagnosis of pheochromocytoma in patients with adrenal mass
    Nicole Unger
    Division of Endocrinology, Medical Centre, University of Essen, Germany
    Eur J Endocrinol 154:409-17. 2006
    ..Pheochromocytomas are neoplasms generally characterized by the autonomous production of catecholamines. This study compared various biochemical parameters for the diagnosis of adrenal pheochromocytoma in patients with adrenal mass...
  55. ncbi request reprint Diagnostic value of biochemical parameters in the differential diagnosis of an adrenal mass
    Stephan Petersenn
    Division of Endocrinology, Medical Center, University of Duisburg Essen, Hufelandstr 55, 45122 Essen, Germany
    Ann N Y Acad Sci 1073:348-57. 2006
    ..In summary, in patients with an adrenal mass, hormonally active adrenal tumors can be excluded with high certainty using a few highly reliable biochemical parameters...