Histopathologic Differentiation between Enchondroma and Well-differentiated Chondrosarcoma: Evaluating the Efficacy of Diagnostic Histologic Structures

Background and aims. Well-differentiated chondrosarcoma and enchondroma are similar in histopathologic aspects; therefore, special methods should be used to make a distinction between these benign and malignant tumors. The aim of this study was to evaluate the efficacy of a histopathologic method...

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Main Authors: Shams Shariat Torbaghan, Mahdi Ashouri, Noushin Jalayer Naderi, Nima Baherini
Format: Article
Language:English
Published: Tabriz University of Medical Sciences 2011-09-01
Series:Journal of Dental Research, Dental Clinics, Dental Prospects
Subjects:
Online Access:http://dentistry.tbzmed.ac.ir/joddd/index.php/joddd/article/view/297/206
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author Shams Shariat Torbaghan
Mahdi Ashouri
Noushin Jalayer Naderi
Nima Baherini
author_facet Shams Shariat Torbaghan
Mahdi Ashouri
Noushin Jalayer Naderi
Nima Baherini
author_sort Shams Shariat Torbaghan
collection DOAJ
description Background and aims. Well-differentiated chondrosarcoma and enchondroma are similar in histopathologic aspects; therefore, special methods should be used to make a distinction between these benign and malignant tumors. The aim of this study was to evaluate the efficacy of a histopathologic method in the long-term follow-up for differentiating these lesions. Materials and methods. The medical records of patients with histopathologic diagnosis of chondrosarcoma and enchondroma were retrieved from the Institute of Cancer, Department of Pathology from 1981 to 2007 in this retrospective study. A total of 14 patients with chondrosarcoma and 7 patients with enchondroma were included. Tumor lobulation pattern and fibrous tissue around the lesions were used for histopathologic differentiation between well-differentiated chondrosarcoma and enchondroma. Method accuracy was evaluated by tumor recurrence in the long-term follow-up. Results. In the well-differentiated chondrosarcoma group, the follow-up period was 97 months. All the patients (100%) experienced recurrence. In the enchondroma group, the follow-up period was 129 months. There was no recurrence in this group. Conclusion. Lobulation pattern and fibrous tissue formation around the tumor can be an effective and helpful indicator for histopathologic differentiation between enchondroma and well-differentiated chondrosarcoma.
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spelling doaj.art-c8b456aa51d3423fb96c0b60d1caef892022-12-22T01:36:08ZengTabriz University of Medical SciencesJournal of Dental Research, Dental Clinics, Dental Prospects2008-210X2008-21182011-09-015398101Histopathologic Differentiation between Enchondroma and Well-differentiated Chondrosarcoma: Evaluating the Efficacy of Diagnostic Histologic StructuresShams Shariat Torbaghan0Mahdi Ashouri1Noushin Jalayer Naderi2Nima Baherini 3Professor, Department of Pathology, Institute of Cancer, Faculty of Dentistry, Shahed University, Tehran, Iran Oral and Maxillofacial Pathologist, Private Practice, Tehran, IranAssistant Professor, Department of Oral and Maxillofacial Pathology, Faculty of Dentistry, Shahed University, Tehran, Iran Dentist, Private Practice, Tehran, IranBackground and aims. Well-differentiated chondrosarcoma and enchondroma are similar in histopathologic aspects; therefore, special methods should be used to make a distinction between these benign and malignant tumors. The aim of this study was to evaluate the efficacy of a histopathologic method in the long-term follow-up for differentiating these lesions. Materials and methods. The medical records of patients with histopathologic diagnosis of chondrosarcoma and enchondroma were retrieved from the Institute of Cancer, Department of Pathology from 1981 to 2007 in this retrospective study. A total of 14 patients with chondrosarcoma and 7 patients with enchondroma were included. Tumor lobulation pattern and fibrous tissue around the lesions were used for histopathologic differentiation between well-differentiated chondrosarcoma and enchondroma. Method accuracy was evaluated by tumor recurrence in the long-term follow-up. Results. In the well-differentiated chondrosarcoma group, the follow-up period was 97 months. All the patients (100%) experienced recurrence. In the enchondroma group, the follow-up period was 129 months. There was no recurrence in this group. Conclusion. Lobulation pattern and fibrous tissue formation around the tumor can be an effective and helpful indicator for histopathologic differentiation between enchondroma and well-differentiated chondrosarcoma.http://dentistry.tbzmed.ac.ir/joddd/index.php/joddd/article/view/297/206EnchondromaChondrosarcomaHistopathologic differentiationClinical follow-up
spellingShingle Shams Shariat Torbaghan
Mahdi Ashouri
Noushin Jalayer Naderi
Nima Baherini
Histopathologic Differentiation between Enchondroma and Well-differentiated Chondrosarcoma: Evaluating the Efficacy of Diagnostic Histologic Structures
Journal of Dental Research, Dental Clinics, Dental Prospects
Enchondroma
Chondrosarcoma
Histopathologic differentiation
Clinical follow-up
title Histopathologic Differentiation between Enchondroma and Well-differentiated Chondrosarcoma: Evaluating the Efficacy of Diagnostic Histologic Structures
title_full Histopathologic Differentiation between Enchondroma and Well-differentiated Chondrosarcoma: Evaluating the Efficacy of Diagnostic Histologic Structures
title_fullStr Histopathologic Differentiation between Enchondroma and Well-differentiated Chondrosarcoma: Evaluating the Efficacy of Diagnostic Histologic Structures
title_full_unstemmed Histopathologic Differentiation between Enchondroma and Well-differentiated Chondrosarcoma: Evaluating the Efficacy of Diagnostic Histologic Structures
title_short Histopathologic Differentiation between Enchondroma and Well-differentiated Chondrosarcoma: Evaluating the Efficacy of Diagnostic Histologic Structures
title_sort histopathologic differentiation between enchondroma and well differentiated chondrosarcoma evaluating the efficacy of diagnostic histologic structures
topic Enchondroma
Chondrosarcoma
Histopathologic differentiation
Clinical follow-up
url http://dentistry.tbzmed.ac.ir/joddd/index.php/joddd/article/view/297/206
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