Giant Atypical Spindle Cell Lipomatous Tumor of Retroperitoneal Origin Presenting with Lung Metastasis and Extension to the Thigh: A Case Report with Literature Review

Retroperitoneal liposarcomas are rare, and their variants, atypical spindle cell lipomatous tumor (ASCLT), are rarer. Though ASCLTs are benign, they have high recurrence despite complete surgical excision. We present a rare case of a 22-year-old male presented with insidious-onset, and gradually pro...

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Main Authors: Paschyanti Kasat, Shivali Kashikar, Pratapsingh Parihar, Vadlamudi Nagendra, Pratiksha Sachani
Format: Article
Language:English
Published: Thieme Medical and Scientific Publishers Pvt. Ltd.
Series:Indian Journal of Medical and Paediatric Oncology
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Online Access:http://www.thieme-connect.de/DOI/DOI?10.1055/s-0044-1786018
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author Paschyanti Kasat
Shivali Kashikar
Pratapsingh Parihar
Vadlamudi Nagendra
Pratiksha Sachani
author_facet Paschyanti Kasat
Shivali Kashikar
Pratapsingh Parihar
Vadlamudi Nagendra
Pratiksha Sachani
author_sort Paschyanti Kasat
collection DOAJ
description Retroperitoneal liposarcomas are rare, and their variants, atypical spindle cell lipomatous tumor (ASCLT), are rarer. Though ASCLTs are benign, they have high recurrence despite complete surgical excision. We present a rare case of a 22-year-old male presented with insidious-onset, and gradually progressive swelling over left inguinofemoral, and iliac fossa region. Also, the patients had a history of weight loss, pricking-type pain radiating to left lower limb, and breathlessness on exertion. Contrast-enhanced computed tomography (CECT) abdomen revealed a large well-defined heterogeneously enhancing soft mass located in pelvis, and involving left-sided iliopsoas muscle suggestive of retroperitoneal soft tissue sarcoma and CECT thorax showed metastasis. The CT-guided core biopsy led to the definitive diagnosis of low-grade ASCLT. Subsequently, the patient was initiated on concurrent neoadjuvant chemoradiotherapy followed by complete surgical excision. The findings in this report make it critical to enhance our understanding of this rare tumor, with surgery being the best treatment option.
format Article
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issn 0971-5851
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language English
publisher Thieme Medical and Scientific Publishers Pvt. Ltd.
record_format Article
series Indian Journal of Medical and Paediatric Oncology
spelling doaj-art-c6a0dca620134249b384cd59beec9a892025-08-20T02:22:34ZengThieme Medical and Scientific Publishers Pvt. Ltd.Indian Journal of Medical and Paediatric Oncology0971-58510975-212910.1055/s-0044-1786018Giant Atypical Spindle Cell Lipomatous Tumor of Retroperitoneal Origin Presenting with Lung Metastasis and Extension to the Thigh: A Case Report with Literature ReviewPaschyanti Kasat0Shivali Kashikar1Pratapsingh Parihar2Vadlamudi Nagendra3Pratiksha Sachani4Department of Radiodiagnosis, Jawaharlal Nehru Medical College (JNMC), DMIMS, Wardha, Maharashtra, IndiaDepartment of Radiodiagnosis, Jawaharlal Nehru Medical College (JNMC), DMIMS, Wardha, Maharashtra, IndiaDepartment of Radiodiagnosis, Jawaharlal Nehru Medical College (JNMC), DMIMS, Wardha, Maharashtra, IndiaDepartment of Radiodiagnosis, Jawaharlal Nehru Medical College (JNMC), DMIMS, Wardha, Maharashtra, IndiaDepartment of Radiodiagnosis, Jawaharlal Nehru Medical College (JNMC), DMIMS, Wardha, Maharashtra, IndiaRetroperitoneal liposarcomas are rare, and their variants, atypical spindle cell lipomatous tumor (ASCLT), are rarer. Though ASCLTs are benign, they have high recurrence despite complete surgical excision. We present a rare case of a 22-year-old male presented with insidious-onset, and gradually progressive swelling over left inguinofemoral, and iliac fossa region. Also, the patients had a history of weight loss, pricking-type pain radiating to left lower limb, and breathlessness on exertion. Contrast-enhanced computed tomography (CECT) abdomen revealed a large well-defined heterogeneously enhancing soft mass located in pelvis, and involving left-sided iliopsoas muscle suggestive of retroperitoneal soft tissue sarcoma and CECT thorax showed metastasis. The CT-guided core biopsy led to the definitive diagnosis of low-grade ASCLT. Subsequently, the patient was initiated on concurrent neoadjuvant chemoradiotherapy followed by complete surgical excision. The findings in this report make it critical to enhance our understanding of this rare tumor, with surgery being the best treatment option.http://www.thieme-connect.de/DOI/DOI?10.1055/s-0044-1786018atypical spindle cell lipomatous tumorliposarcomaretroperitonealsoft tissue sarcomaspindle cell tumor
spellingShingle Paschyanti Kasat
Shivali Kashikar
Pratapsingh Parihar
Vadlamudi Nagendra
Pratiksha Sachani
Giant Atypical Spindle Cell Lipomatous Tumor of Retroperitoneal Origin Presenting with Lung Metastasis and Extension to the Thigh: A Case Report with Literature Review
Indian Journal of Medical and Paediatric Oncology
atypical spindle cell lipomatous tumor
liposarcoma
retroperitoneal
soft tissue sarcoma
spindle cell tumor
title Giant Atypical Spindle Cell Lipomatous Tumor of Retroperitoneal Origin Presenting with Lung Metastasis and Extension to the Thigh: A Case Report with Literature Review
title_full Giant Atypical Spindle Cell Lipomatous Tumor of Retroperitoneal Origin Presenting with Lung Metastasis and Extension to the Thigh: A Case Report with Literature Review
title_fullStr Giant Atypical Spindle Cell Lipomatous Tumor of Retroperitoneal Origin Presenting with Lung Metastasis and Extension to the Thigh: A Case Report with Literature Review
title_full_unstemmed Giant Atypical Spindle Cell Lipomatous Tumor of Retroperitoneal Origin Presenting with Lung Metastasis and Extension to the Thigh: A Case Report with Literature Review
title_short Giant Atypical Spindle Cell Lipomatous Tumor of Retroperitoneal Origin Presenting with Lung Metastasis and Extension to the Thigh: A Case Report with Literature Review
title_sort giant atypical spindle cell lipomatous tumor of retroperitoneal origin presenting with lung metastasis and extension to the thigh a case report with literature review
topic atypical spindle cell lipomatous tumor
liposarcoma
retroperitoneal
soft tissue sarcoma
spindle cell tumor
url http://www.thieme-connect.de/DOI/DOI?10.1055/s-0044-1786018
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