Thyroid-like follicular carcinoma of kidney

Renal cancer resembling thyroid-like tumor of the kidney is extremely rare. This type of renal tumor shows the morphologic features that resemble follicular carcinoma of thyroid. In our case, a 62-year-male patient presented with flank pain with all blood parameters in normal range. Chest X-ray were...

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Main Authors: Chandranshu Tripathi, Naveen Kumar Gupta, Dilip Kumar Pal
Format: Article
Language:English
Published: Wolters Kluwer Medknow Publications 2023-05-01
Series:Annals of Medical Science and Research
Subjects:
Online Access:https://journals.lww.com/10.4103/amsr.amsr_7_23
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author Chandranshu Tripathi
Naveen Kumar Gupta
Dilip Kumar Pal
author_facet Chandranshu Tripathi
Naveen Kumar Gupta
Dilip Kumar Pal
author_sort Chandranshu Tripathi
collection DOAJ
description Renal cancer resembling thyroid-like tumor of the kidney is extremely rare. This type of renal tumor shows the morphologic features that resemble follicular carcinoma of thyroid. In our case, a 62-year-male patient presented with flank pain with all blood parameters in normal range. Chest X-ray were normal, contrast enhanced computed tomography report showed well defined hyperdense lesion of size 26 mm × 21 mm showing homogenous enhancement (hu 46–126 from pre to post contrast) noted in lower pole of right kidney. Patient underwent radical nephrectomy, histopathological examination suggestive of thyroid-like follicular carcinoma with IHC markers as TTF1-negative, CK7-negative, and PAX8-negative. Patient was referred to Department of Radiotherapy for further management. Immunohistochemical staining studies in the literatures showed that this tumor consistently expressed the transcription factor PAX-8 but did not express the thyroid-specific antibodies TG and TTF-1. Most tumors with diameters of more than 4 cm or associated with invasive growth or distant metastasis are treated mainly with radical nephrectomy, combined with the corresponding regional lymph node dissection. Surgical treatment is still the preferred therapeutic method. The disease seems to have a good prognosis.
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spelling doaj-art-f2e6d8a0c544495896e1a4aa0314deea2025-08-20T03:39:18ZengWolters Kluwer Medknow PublicationsAnnals of Medical Science and Research2949-785X2023-05-012210911110.4103/amsr.amsr_7_23Thyroid-like follicular carcinoma of kidneyChandranshu TripathiNaveen Kumar GuptaDilip Kumar PalRenal cancer resembling thyroid-like tumor of the kidney is extremely rare. This type of renal tumor shows the morphologic features that resemble follicular carcinoma of thyroid. In our case, a 62-year-male patient presented with flank pain with all blood parameters in normal range. Chest X-ray were normal, contrast enhanced computed tomography report showed well defined hyperdense lesion of size 26 mm × 21 mm showing homogenous enhancement (hu 46–126 from pre to post contrast) noted in lower pole of right kidney. Patient underwent radical nephrectomy, histopathological examination suggestive of thyroid-like follicular carcinoma with IHC markers as TTF1-negative, CK7-negative, and PAX8-negative. Patient was referred to Department of Radiotherapy for further management. Immunohistochemical staining studies in the literatures showed that this tumor consistently expressed the transcription factor PAX-8 but did not express the thyroid-specific antibodies TG and TTF-1. Most tumors with diameters of more than 4 cm or associated with invasive growth or distant metastasis are treated mainly with radical nephrectomy, combined with the corresponding regional lymph node dissection. Surgical treatment is still the preferred therapeutic method. The disease seems to have a good prognosis.https://journals.lww.com/10.4103/amsr.amsr_7_23carcinomafollicularkidney
spellingShingle Chandranshu Tripathi
Naveen Kumar Gupta
Dilip Kumar Pal
Thyroid-like follicular carcinoma of kidney
Annals of Medical Science and Research
carcinoma
follicular
kidney
title Thyroid-like follicular carcinoma of kidney
title_full Thyroid-like follicular carcinoma of kidney
title_fullStr Thyroid-like follicular carcinoma of kidney
title_full_unstemmed Thyroid-like follicular carcinoma of kidney
title_short Thyroid-like follicular carcinoma of kidney
title_sort thyroid like follicular carcinoma of kidney
topic carcinoma
follicular
kidney
url https://journals.lww.com/10.4103/amsr.amsr_7_23
work_keys_str_mv AT chandranshutripathi thyroidlikefollicularcarcinomaofkidney
AT naveenkumargupta thyroidlikefollicularcarcinomaofkidney
AT dilipkumarpal thyroidlikefollicularcarcinomaofkidney