Author

N. Gritzmann

Observed names: Gritzmann, Norbert, N Gritzmann, Norbert E. Gritzmann, Norbert Gritzmann

Observed institutions: University of Vienna, Universität Innsbruck, University Hospital Bonn, Vienna General Hospital, Universitäts-Augenklinik Bonn, Krankenhaus Barmherzige Brüder, Hospital of the Brothers of St. John of God, Asklepios Klinikum Harburg, Ludwig Boltzmann Institute for Cancer Research, Hospitaller Order of St. John of God, Austrian Province, European Federation of Societies for Ultrasound in Medicine and Biology, Medical University of Vienna

OpenAlex ID: A5041304528

Sonography of the salivary glands

2003 · N. Gritzmann, T. Rettenbacher, et al. · European Radiology · 237

Abdominal Wall Hernias: Cross-Sectional Imaging Signs of Incarceration Determined with Sonography

2001 · Thomas Rettenbacher, Alois Hollerweger, et al. · American Journal of Roentgenology · 210

Sonography of the salivary glands

1989 · N Gritzmann · American Journal of Roentgenology · 183

Outer Diameter of the Vermiform Appendix as a Sign of Acute Appendicitis: Evaluation at US

2001 · Thomas Rettenbacher, Alois Hollerweger, et al. · Radiology · 146

Sonography of soft tissue masses of the neck

2002 · Norbert Gritzmann, Alois Hollerweger, et al. · Journal of Clinical Ultrasound · 121

EFSUMB Guidelines on Interventional Ultrasound (INVUS), Part II

2015 · P. Sidhu, K. Brabrand, et al. · Ultraschall in der Medizin - European Journal of Ultrasound · 117

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Ultrasound of the Neck

2000 · Dietmar Koischwitz, Norbert Gritzmann · Radiologic Clinics of North America · 110

Sonography versus palpation in the detection of regional lymph-node metastases in patients with malignant melanoma

1990 · Lucas Prayer, Hedy Winkelbauer, et al. · European Journal of Cancer and Clinical Oncology · 97

EFSUMB Guidelines on Interventional Ultrasound (INVUS), Part I

2015 · T. Lorentzen, C. Nolsøe, et al. · Ultraschall in der Medizin - European Journal of Ultrasound · 89

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Appendicitis: Should diagnostic imaging be performed if the clinical presentation is highly suggestive of the disease?

2002 · Thomas Rettenbacher, Alois Hollerweger, et al. · Gastroenterology · 81

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Colonic diverticulitis: diagnostic value and appearance of inflamed diverticula–sonographic evaluation

2001 · A. Hollerweger, P. Macheiner, et al. · European Radiology · 81

Sonography of the Thyroid and Parathyroid Glands

2000 · Norbert Gritzmann, Dietmar Koischwitz, et al. · Radiologic Clinics of North America · 79

Presence or Absence of Gas in the Appendix: Additional Criteria to Rule Out or Confirm Acute Appendicitis—Evaluation with US

2000 · Thomas Rettenbacher, Alois Hollerweger, et al. · Radiology · 77

Invasion of the carotid artery and jugular vein by lymph node metastases: detection with sonography.

1990 · N Gritzmann, M C Grasl, et al. · American Journal of Roentgenology · 73

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Guideline for Technical Quality Assurance (TQA) of Ultrasound devices (B-Mode) – Version 1.0 (July 2012)

2012 · C. Kollmann, C. deKorte, et al. · Ultraschall in der Medizin - European Journal of Ultrasound · 61

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Sonography and computed tomography in deep cervical lipomas and lipomatosis of the neck.

1988 · N Gritzmann, M Schratter, et al. · Journal of Ultrasound in Medicine · 61

Ovoid Shape of the Vermiform Appendix: A Criterion to Exclude Acute Appendicitis—Evaluation with US

2003 · Thomas Rettenbacher, Alois Hollerweger, et al. · Radiology · 60

Adult Celiac Disease: US Signs

1999 · Thomas Rettenbacher, Alois Hollerweger, et al. · Radiology · 55

Suture granulomas: sonography enables a correct preoperative diagnosis

2001 · Thomas Rettenbacher, Peter Macheiner, et al. · Ultrasound in Medicine & Biology · 50

Evaluation of arteriovenous fistulas and pseudoaneurysms in renal allografts following percutaneous needle biopsy. Color-coded Doppler sonography versus duplex Doppler sonography.

1990 · P J Hübsch, G Mostbeck, et al. · Journal of Ultrasound in Medicine · 42

Primary epiploic appendagitis: Sonographic findings with CT correlation

2002 · Alois Hollerweger, Peter Macheiner, et al. · Journal of Clinical Ultrasound · 41

Advanced laryngeal cancer: sonographic assessment.

1989 · N Gritzmann, M Traxler, et al. · Radiology · 41

Transabdominal sonography of the gastrointestinal tract

2001 · Norbert Gritzmann, Alois Hollerweger, et al. · European Radiology · 40

Sigmoid Diverticulitis: Value of Transrectal Sonography in Addition to Transabdominal Sonography

2000 · Alois Hollerweger, Thomas Rettenbacher, et al. · American Journal of Roentgenology · 40

New signs of breast cancer: High resistance flow and variations in resistive indices evaluation by color Doppler sonography

1997 · Alois Hollerweger, Thomas Rettenbacher, et al. · Ultrasound in Medicine & Biology · 36

Works count: 156

Citation count: 2,964

H-index: 31

I10-index: 52