New Primary Malignancy Masquerading as Metastatic Prostate Adenocarcinoma

In the management of patients with prostate cancer, the development of new radiographic findings can mimic progression of the disease, thereby triggering changes in treatment. Typically, clinicians evaluate additional parameters, such as symptoms and prostate specific antigen (PSA) levels, for furth...

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Main Authors: Ellen A. Szwed, Sarunas Sliesoraitis, Thu-Cuc Nguyen, Minh-Nguyet Nguyen, Jan S. Moreb, Robert A. Zlotecki, Paul L. Crispen, Nam H. Dang, Long H. Dang
Format: Article
Language:English
Published: Wiley 2015-01-01
Series:Case Reports in Oncological Medicine
Online Access:http://dx.doi.org/10.1155/2015/358572
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author Ellen A. Szwed
Sarunas Sliesoraitis
Thu-Cuc Nguyen
Minh-Nguyet Nguyen
Jan S. Moreb
Robert A. Zlotecki
Paul L. Crispen
Nam H. Dang
Long H. Dang
author_facet Ellen A. Szwed
Sarunas Sliesoraitis
Thu-Cuc Nguyen
Minh-Nguyet Nguyen
Jan S. Moreb
Robert A. Zlotecki
Paul L. Crispen
Nam H. Dang
Long H. Dang
author_sort Ellen A. Szwed
collection DOAJ
description In the management of patients with prostate cancer, the development of new radiographic findings can mimic progression of the disease, thereby triggering changes in treatment. Typically, clinicians evaluate additional parameters, such as symptoms and prostate specific antigen (PSA) levels, for further evidence of disease progression. In the absence of additional findings, for example, elevated PSA, the possibility of an additional malignancy should be considered and evaluated. We present three cases of patients undergoing treatment for prostate adenocarcinoma and discovered on imaging to have findings suggestive of disease progression, but ultimately found to be a new primary malignancy. Our cases suggest that, in patients with prostate cancer, the appearance of new lymphadenopathy or bone lesions cannot be assumed to solely represent progression of the prostate cancer and warrant further investigation, especially in the presence of stable PSA levels.
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series Case Reports in Oncological Medicine
spelling doaj-art-b38060c1bea744c3bf3227f9e3ab48bd2025-02-03T06:11:41ZengWileyCase Reports in Oncological Medicine2090-67062090-67142015-01-01201510.1155/2015/358572358572New Primary Malignancy Masquerading as Metastatic Prostate AdenocarcinomaEllen A. Szwed0Sarunas Sliesoraitis1Thu-Cuc Nguyen2Minh-Nguyet Nguyen3Jan S. Moreb4Robert A. Zlotecki5Paul L. Crispen6Nam H. Dang7Long H. Dang8Division of Hematology and Oncology, Department of Internal Medicine, University of Florida Shands Cancer Center, 1600 SW Archer Road, Gainesville, FL 32610, USADivision of Hematology and Oncology, Department of Internal Medicine, University of Florida Shands Cancer Center, 1600 SW Archer Road, Gainesville, FL 32610, USADivision of Hematology and Oncology, Department of Internal Medicine, University of Florida Shands Cancer Center, 1600 SW Archer Road, Gainesville, FL 32610, USADivision of Hematology and Oncology, Department of Internal Medicine, University of Florida Shands Cancer Center, 1600 SW Archer Road, Gainesville, FL 32610, USADivision of Hematology and Oncology, Department of Internal Medicine, University of Florida Shands Cancer Center, 1600 SW Archer Road, Gainesville, FL 32610, USADepartment of Radiation Oncology, University of Florida Shands Cancer Center, 1600 SW Archer Road, Gainesville, FL 32610, USADepartment of Urology, University of Florida Shands Cancer Center, 1600 SW Archer Road, Gainesville, FL 32610, USADivision of Hematology and Oncology, Department of Internal Medicine, University of Florida Shands Cancer Center, 1600 SW Archer Road, Gainesville, FL 32610, USADivision of Hematology and Oncology, Department of Internal Medicine, University of Florida Shands Cancer Center, 1600 SW Archer Road, Gainesville, FL 32610, USAIn the management of patients with prostate cancer, the development of new radiographic findings can mimic progression of the disease, thereby triggering changes in treatment. Typically, clinicians evaluate additional parameters, such as symptoms and prostate specific antigen (PSA) levels, for further evidence of disease progression. In the absence of additional findings, for example, elevated PSA, the possibility of an additional malignancy should be considered and evaluated. We present three cases of patients undergoing treatment for prostate adenocarcinoma and discovered on imaging to have findings suggestive of disease progression, but ultimately found to be a new primary malignancy. Our cases suggest that, in patients with prostate cancer, the appearance of new lymphadenopathy or bone lesions cannot be assumed to solely represent progression of the prostate cancer and warrant further investigation, especially in the presence of stable PSA levels.http://dx.doi.org/10.1155/2015/358572
spellingShingle Ellen A. Szwed
Sarunas Sliesoraitis
Thu-Cuc Nguyen
Minh-Nguyet Nguyen
Jan S. Moreb
Robert A. Zlotecki
Paul L. Crispen
Nam H. Dang
Long H. Dang
New Primary Malignancy Masquerading as Metastatic Prostate Adenocarcinoma
Case Reports in Oncological Medicine
title New Primary Malignancy Masquerading as Metastatic Prostate Adenocarcinoma
title_full New Primary Malignancy Masquerading as Metastatic Prostate Adenocarcinoma
title_fullStr New Primary Malignancy Masquerading as Metastatic Prostate Adenocarcinoma
title_full_unstemmed New Primary Malignancy Masquerading as Metastatic Prostate Adenocarcinoma
title_short New Primary Malignancy Masquerading as Metastatic Prostate Adenocarcinoma
title_sort new primary malignancy masquerading as metastatic prostate adenocarcinoma
url http://dx.doi.org/10.1155/2015/358572
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