Research Topics
| T TotSummaryAffiliation: Falun Hospital Country: Sweden Publications
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Publications
The theory of the sick breast lobe and the possible consequencesTibor Tot
Department of Pathology, Central Hospital, S 791 82 Falun, Sweden
Int J Surg Pathol 15:369-75. 2007....
DCIS, cytokeratins, and the theory of the sick lobeTibor Tot
Department of Pathology, Central Hospital, 791 82, Falun, Sweden
Virchows Arch 447:1-8. 2005....
Metastatic chordoma of the breast: an extremely rare lesion mimicking mucinous cancerTibor Tot
Department of Pathology and Clinical Cytology, Central Hospital, Falun, Sweden
APMIS 114:726-9. 2006..Discriminating metastases of mucin-producing tumors in the breast from primary mucinous carcinomas is important with regard to the striking difference in prognosis of these lesions...
Axillary lymph node status in unifocal, multifocal, and diffuse breast carcinomas: differences are related to macrometastatic diseaseTibor Tot
Department of Pathology and Clinical Cytology, Central Hospital Falun, Falun, Sweden
Ann Surg Oncol 19:3395-401. 2012..However, it is not clear whether this propensity manifests in the form of macrometastases or as presumably less-significant low-volume metastatic disease...
Eccrine ductal and acrosyringeal differentiation of the breast epithelium--a lesion associated with some metaplastic breast carcinomasTibor Tot
Department of Pathology, Central Hospital, 79182 Falun, Sweden
Virchows Arch 449:565-71. 2006..These previously unrecognized metaplastic changes of the breast epithelium may represent precursor lesions of certain types of metaplastic breast carcinomas...
The role of cytokeratins 20 and 7 and estrogen receptor analysis in separation of metastatic lobular carcinoma of the breast and metastatic signet ring cell carcinoma of the gastrointestinal tractT Tot
Department of Pathology and Clinical Cytology, Central Hospital, Falun, Sweden
APMIS 108:467-72. 2000..ER identified 31/34 of breast cancer metastases. By combining the results of CK20 and ER staining all the metastases could be properly classified as the CK20+/ER- pattern identified all the gastrointestinal tumors...
Clinical relevance of the distribution of the lesions in 500 consecutive breast cancer cases documented in large-format histologic sectionsTibor Tot
Department of Pathology and Clinical Cytology, Central Hospital, Falun, Sweden
Cancer 110:2551-60. 2007..The aim of the study was to identify breast carcinoma growth patterns indicating increased metastatic potential of the tumor and a need for more aggressive therapy...
Radiological-pathological correlation in diagnosing breast carcinoma: the role of pathology in the multimodality eraTibor Tot
Department of Pathology, Central Hospital, Falun, Sweden
Pathol Oncol Res 14:173-8. 2008....
The distribution of lesions in 1-14-mm invasive breast carcinomas and its relation to metastatic potentialTibor Tot
Department of Pathology and Clinical Cytology, Central Hospital Falun, Falun, Sweden
Virchows Arch 455:109-15. 2009..These findings indicate that lesion distribution has prognostic relevance for 1-14-mm invasive breast carcinomas and underline the importance of using special techniques in breast pathology for proper assessment of this parameter...
The origins of early breast carcinomaTibor Tot
Department of Pathology and Clinical Cytology, Central Hospital Falun, Falun, Sweden
Semin Diagn Pathol 27:62-8. 2010..Breast carcinoma seems to develop within a field of genetic alterations, often at multiple sites, and a considerable proportion of the cases comprise extensive lesions occupying a tissue space > or = 40 mm in all tumor size categories...
Cost-benefit analysis of using large-format histology sections in routine diagnostic breast careTibor Tot
Department of Pathology and Clinical Cytology, Uppsala University, Central Hospital, Falun, Sweden
Breast 19:284-8. 2010..Thus, large-format histopathology is the only cost-effective histotechnology method that meets the needs of modern multidisciplinary diagnostic breast care...
The role of radiological-pathological correlation in diagnosing early breast cancer: the pathologist's perspectiveTibor Tot
Department of Pathology and Clinical Cytology, Central Hospital Falun, 79182, Falun, Sweden
Virchows Arch 458:125-31. 2011..Interdisciplinary diagnosis is inevitably becoming the new gold standard in the diagnosis and management of early breast carcinomas...
Multifocality in "basal-like" breast carcinomas and its influence on lymph node statusTibor Tot
Department of Pathology and Clinical Cytology, Central Hospital Falun, Falun, Sweden
Ann Surg Oncol 18:1671-7. 2011....
Breast cancer multifocality, disease extent, and survivalTibor Tot
Central Hospital Falun, Department of Pathology and Clinical Cytology, S 79182 Falun, Sweden
Hum Pathol 42:1761-9. 2011..96 (95%; 1.11-3.48; P = .02) after controlling for the same factors. Lesion distribution and disease extent represent important independent survival-related prognostic parameters in breast carcinoma...
Early and more advanced unifocal and multifocal breast carcinomas and their molecular phenotypesTibor Tot
Department of Pathology and Clinical Cytology, Central Hospital Falun, Falun, Sweden
Clin Breast Cancer 11:258-63. 2011..I examined the relationship between the recently established prognostic parameter, molecular tumor phenotype and tumor size, lesion distribution (unifocal, multifocal, diffuse growth), and lymph node status...
The limited prognostic value of measuring and grading small invasive breast carcinomas: the whole sick lobe versus the details within itTibor Tot
Department of Pathology and Clinical Cytology, Central Hospital, Falun, Sweden
Med Sci Monit 12:RA170-5. 2006....
The clinical relevance of cytokeratin phenotyping in needle biopsy of liver metastasisTibor Tot
Department of Pathology and Clinical Cytology, Central Hospital, Falun, Sweden
APMIS 111:1075-82. 2003..The results in the CK20- subgroups of the liver metastases are disappointing and cannot substantially help the clinical investigation...
The diffuse type of invasive lobular carcinoma of the breast: morphology and prognosisTibor Tot
Department of Pathology, Falun Central Hospital, 79182 Falun, Sweden
Virchows Arch 443:718-24. 2003..We propose to delineate the diffuse group of the ILCs as a separate diagnostic category with distinct morphological and radiological features and with unfavorable prognosis...
Correlating the ground truth of mammographic histology with the success or failure of imagingTibor Tot
Department of Pathology, Central Hospital, S 791 82 Falun, Sweden
Technol Cancer Res Treat 4:23-8. 2005..Regular mammographic-pathologic correlation may increase the specificity and sensitivity of mammographic diagnosis. This correlation is essential for establishing the proper pre- and postoperative histological diagnosis, too...
Identifying colorectal metastases in liver biopsies: the novel CDX2 antibody is less specific than the cytokeratin 20+/7- phenotypeTibor Tot
Department of Pathology and Clinical Cytology, Central Hospital, Falun, Sweden
Med Sci Monit 10:BR139-43. 2004..In the present study we compared the sensitivity and specificity of CDX2 expression and the CK20+/CK7- phenotype in predicting the colorectal origin of liver metastases...
Cytokeratins 20 and 7 as biomarkers: usefulness in discriminating primary from metastatic adenocarcinomaT Tot
Department of Pathology and Clinical Cytology, Central Hospital, Falun, S 791 82, Sweden
Eur J Cancer 38:758-63. 2002..CK20/7 phenotyping of adenocarcinomas is a useful diagnostic tool if based on algorithmic and probabilistic approaches and a detailed database...
The value of cytokeratins 20 and 7 in discriminating metastatic adenocarcinomas from pleural mesotheliomasT Tot
Department of Pathology and Clinical Cytology, Central Hospital, Falun, Sweden
Cancer 92:2727-32. 2001..In the current study, the value of these CKs in differential diagnosis of malignant pleural lesions was examined...
The pressing need for better histologic-mammographic correlation of the many variations in normal breast anatomyT Tot
Department of Pathology, Falun Central Hospital, Sweden
Virchows Arch 437:338-44. 2000..These improvements in communication between the members of the diagnostic team will serve to optimize the sensitivity and specificity of breast cancer diagnosis...
Unclassified sex cord/gonadal stromal testis tumor with predominance of spindle cellsM Tarján
Deaprtment of Pathology and Clinical Cytology, Central Hospital, Falun, Sweden
APMIS 114:465-9. 2006..We describe a single case of this rare tumor type and discuss the differential diagnostics options based on a review of the related literature. The problem of the lack of reliable morphological prognostic factors is also addressed...
Increased serum progesterone and estradiol correlate to increased COX-2 tissue expression in cervical intraepithelial neoplasiaRaghad Samir
Department of Obstetrics and Gynecology, Falun Hospital, Falun, Sweden
Anticancer Res 30:1217-22. 2010..The aim of this study was to To investigate correlations between serum progesterone and serum estradiol levels and expression of tissue tumor markers in cervical intraepithelial neoplasia (CIN) and normal epithelium...
Pitfalls in immunohistochemical validation of tumor marker expression--exemplified in invasive cancer of the uterine cervixDan Hellberg
Center for Clinical Research, Falun, Sweden
Gynecol Oncol 112:235-40. 2009..To study if immunohistochemical expression of tumor markers as prognostic predictors is influenced by clinical stage, adjustments for expression of other tumor markers and histological type in cervical cancer...
Differences in expression of tumor markers between pre- and postmenopausal women with invasive cervical cancerDan Hellberg
Center for Clinical Research, Falun, Sweden
Anticancer Res 28:1793-5. 2008..THE AIM of the present study was to investigate the differences in the expression of tumor markers in squamous cell and in adenomatous carcinomas in pre- and postmenopausal women, respectively...
Mammographic tumor features can predict long-term outcomes reliably in women with 1-14-mm invasive breast carcinomaLaszlo Tabar
Mammography Department, Central Hospital, Falun, Sweden
Cancer 101:1745-59. 2004..Due to their already excellent survival, adjuvant therapeutic regimens are unlikely to offer further benefit for these patients...
Primary adenocarcinoma of the seminal vesicleM Tarján
Department of Pathology and Clinical Cytology, Central Hospital, Falun, Sweden
Indian J Urol 25:143-5. 2009..We demonstrate a case of SVC and discuss the problems related to diagnosis in this tumor...
Prediction of extracapsular extension of prostate cancer based on systematic core biopsiesM Tarján
Department of Pathology and Clinical Cytology, Central Hospital, Falun, Sweden
Scand J Urol Nephrol 40:459-64. 2006..To evaluate the clinical utility of transrectal ultrasound-guided systematic sextant or octant biopsies for the prediction of extracapsular extension (ECE) at radical prostatectomy...
The metastatic capacity of multifocal breast carcinomas: extensive tumors versus tumors of limited extentTibor Tot
Department of Pathology, Central Hospital, S 791 82 Falun, Sweden
Hum Pathol 40:199-205. 2009..These results confirm that the extent and distribution of lesions in breast carcinomas are important biological prognostic factors and indicate a need for special histopathologic techniques for adequate assessment of these parameters...
Tissue tumor marker expression in smokers, including serum cotinine concentrations, in women with cervical intraepithelial neoplasia or normal squamous cervical epitheliumRaghad Samir
Department of Obstetrics and Gynecology, Falun Hospital, Falun, Sweden
Am J Obstet Gynecol 202:579.e1-7. 2010..The purpose of this study was to investigate correlations between smoking and serum cotinine, respectively, and tumor marker expression in cervical intraepithelial neoplasia (CIN) and normal epithelium...
Lobular intraepithelial neoplasia [lobular carcinoma in situ] with comedo-type necrosis: A clinicopathologic study of 18 casesOluwole Fadare
Department of Pathology, Yale University School of Medicine, New Haven, CT, USA
Am J Surg Pathol 30:1445-53. 2006..However, because classic LIN with necrosis is apparently rare in its pure form, reexcision is recommended when this lesion is detected in isolation in a core biopsy...
Predicting the outcome of squamous cell carcinoma of the uterine cervix using combinations of individual tumor marker expressionsAnnika K Lindström
Ventrum Clinic, Bjursås, Sweden
Anticancer Res 27:1609-15. 2007..To evaluate if combining the individual expression patterns of biomarkers targeting different molecular alterations in tumor development will improve prognosis prediction in invasive squamous cell carcinoma of the uterine cervix...
Immunohistochemical study of androgen receptors in breast carcinoma. Evidence of their frequent expression in lobular carcinomaCristina Riva
Department of Human Morphology, Section of Pathology, University of Insubria, Varese, Italy
Virchows Arch 447:695-700. 2005..In addition, AR positive carcinomas are frequently characterized by a low or intermediate grade, a low proliferative index and ER and/or PR co-expression...
Invasive breast cancer: correlation of dynamic MR features with prognostic factorsBotond K Szabó
Division of Diagnostic Radiology, Center for Surgical Sciences, Karolinska Institute, Huddinge University Hospital, 14186, Stockholm, Sweden
Eur Radiol 13:2425-35. 2003..Our results suggest that these MR signs are not only important in differentiating benign from malignant lesions, but may also be useful to noninvasively identify highly aggressive breast carcinomas...
Associations between ten biological tumor markers in squamous cell cervical cancer and serum estradiol, serum progesterone and smokingAnnika K Lindström
Ventrum Clinic, Bjursås, Sweden
Anticancer Res 27:1401-6. 2007..To study possible associations between selected tumor markers and co-factors in squamous cell cervical cancer...
