Phenotyping of pulmonary carcinoids and a Ki-67-based grading approach

T Zahel, S Krysa, E Herpel, A Stenzinger, B Goeppert… - Virchows Archiv, 2012 - Springer
Pulmonary carcinoids (PC) are separated into typical (TC) and atypical carcinoids (ATC).
However, the biological behavior cannot be reliably predicted, and in small biopsies differential …

Evaluation of computed tomography for lymph node staging in bladder cancer prior to radical cystectomy

T Horn, T Zahel, N Adt, SC Schmid, MM Heck… - Urologia …, 2016 - karger.com
Objectives: To retrospectively evaluate the value of CT for lymph node (LN) staging in bladder
cancer. Methods: Two uroradiologists reviewed CT scans of 231 patients who underwent …

[HTML][HTML] Osteoporosis imaging: effects of bone preservation on MDCT-based trabecular bone microstructure parameters and finite element models

…, H Liebl, PM Jungmann, M Gruber, T Zahel… - BMC medical …, 2015 - Springer
Background Osteoporosis is defined as a skeletal disorder characterized by compromised
bone strength due to a reduction of bone mass and deterioration of bone microstructure …

[HTML][HTML] Validation of a low dose simulation technique for computed tomography images

…, S Žabić, AA Fingerle, S Waldt, E Bendik, T Zahel… - PloS one, 2014 - journals.plos.org
Purpose Evaluation of a new software tool for generation of simulated low-dose computed
tomography (CT) images from an original higher dose scan. Materials and Methods Original …

Prognostic value of computed tomography before radical cystectomy in patients with invasive bladder cancer: imaging predicts survival

SC Schmid, T Zahel, B Haller, T Horn, I Metzger… - World journal of …, 2016 - Springer
Purpose Computed tomography (CT) is current standard-of-care for preoperative staging in
patients with invasive bladder cancer before radical cystectomy (RC). There are only sparse …

Volumetric gain of the human pancreas after left partial pancreatic resection: A CT-scan based retrospective study

V Phillip, T Zahel, A Danninger, M Erkan, M Dobritz… - Pancreatology, 2015 - Elsevier
Background/objectives Regeneration of the pancreas has been well characterized in animal
models. However, there are conflicting data on the regenerative capacity of the human …

Influence of Sorafenib and Bevacizumab on pancreatic volume–A monocentric CT based analysis

V Phillip, T Zahel, K Bärtl, S Rasch, O Ebert… - Pancreatology, 2016 - Elsevier
Background/Objectives Angiogenesis plays a central role in tumor growth and metastasis
and tyrosine kinases are crucial in the modulation of growth factor signaling. Several side …

Rapid assessment of liver volumetry by a novel automated segmentation algorithm

T Zahel, M Wildgruber, R Ardon… - Journal of computer …, 2013 - journals.lww.com
Objective This study aimed to evaluate a novel segmentation software for automated liver
volumetry and segmentation regarding segmentation speed and interobserver variability. …

CT angiography: post-processed contrast enhancement for improved detection of pulmonary embolism

D Muenzel, AA Fingerle, T Zahel, A Sauter… - Academic radiology, 2017 - Elsevier
Rationale and Objectives The study aimed to improve the detection of pulmonary embolism
via an iodine contrast enhancement tool in patients who underwent suboptimal enhanced …

Her2 overexpression is a rare event in anorectal melanoma

BM Helmke, T Zahel, M Breinig… - Melanoma …, 2010 - journals.lww.com
Anorectal melanomas (AMs) are very rare and highly malignant tumors that are often diagnosed
in advanced stages. After the differentiation between cutaneous melanoma (CM) and …