Malignant stromal tumor of the stomach with giant cystic liver metastases prior to treatment with imatinib mesylate

Introduction. Gastrointestinal stromal tumors (GISTs) are rare and account for 0.1%-3% of all gastrointestinal neoplasms. GISTs are most commonly located in the stomach (60%) and 20%-25% are malignant, with metastases involving the peritoneum or the liver. Cystic liver metastases are extrem...

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Main Authors: Čolović Radoje, Micev Marjan, Matić Slavko, Čolović Nataša, Grubor Nikica, Atkinson Dushan Henry
Format: Article
Language:English
Published: Ministry of Defence of the Republic of Serbia, University of Defence, Belgrade 2013-01-01
Series:Vojnosanitetski Pregled
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Online Access:http://www.doiserbia.nb.rs/img/doi/0042-8450/2013/0042-84501302225C.pdf
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author Čolović Radoje
Micev Marjan
Matić Slavko
Čolović Nataša
Grubor Nikica
Atkinson Dushan Henry
author_facet Čolović Radoje
Micev Marjan
Matić Slavko
Čolović Nataša
Grubor Nikica
Atkinson Dushan Henry
author_sort Čolović Radoje
collection DOAJ
description Introduction. Gastrointestinal stromal tumors (GISTs) are rare and account for 0.1%-3% of all gastrointestinal neoplasms. GISTs are most commonly located in the stomach (60%) and 20%-25% are malignant, with metastases involving the peritoneum or the liver. Cystic liver metastases are extremely rare. Only two previous cases of patients with cystic liver metastases, prior to treatment with imatinib mesylate, have been described so far. Case report. We reported a 52-year-old woman presented with a history of abdominal fullness and discomfort. Clinical examination revealed two palpable masses, first in the right upper abdomen and second left to the umbilicus. Examinations revealed 4 cystic metastases in the liver, 3 in the right lobe (including a huge one measuring 20.5 x 16 cm), and 1 in the left lobe, together with a primary tumor on the greater curvature of the stomach. Gastric tumor was removed with a Billroth II gastrectomy. Partial excision of the largest liver metastasis was performed for histopathology. Immunohistochemistry confirmed the diagnosis of a GIST in both tissue samples. After an uneventful recovery the patient was commenced on imatinib mesylate therapy. The patient remainsed symptom-free at 24 months follow-up. Conclusion. This was the third reported case of gastric GIST with giant cystic liver metastases present prior to treatment with imatinib mesylate. Although extremely rare, GISTs may present with cystic liver metastases prior to treatment with imatinib mesylate, and should be considered in the differential diagnoses of patients with liver cysts of uncertain aetiology.
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spelling doaj-art-3fbb07ba67474e098f5bd3d66e5679282025-08-20T01:56:20ZengMinistry of Defence of the Republic of Serbia, University of Defence, BelgradeVojnosanitetski Pregled0042-84502013-01-0170222522810.2298/VSP1302225C0042-84501302225CMalignant stromal tumor of the stomach with giant cystic liver metastases prior to treatment with imatinib mesylateČolović Radoje0Micev Marjan1Matić Slavko2Čolović Nataša3Grubor Nikica4Atkinson Dushan Henry5Clinical Center of Serbia Clinic for Digestive Surgery, BelgradeClinical Center of Serbia Clinic for Digestive Surgery, BelgradeClinical Center of Serbia Clinic for Digestive Surgery, BelgradeClinical Center of Serbia, Clinic for Hematology, BelgradeClinical Center of Serbia Clinic for Digestive Surgery, BelgradeNorth London Sports Orthopaedics, SOUK and North Middlesex University Hospital, London, United KingdomIntroduction. Gastrointestinal stromal tumors (GISTs) are rare and account for 0.1%-3% of all gastrointestinal neoplasms. GISTs are most commonly located in the stomach (60%) and 20%-25% are malignant, with metastases involving the peritoneum or the liver. Cystic liver metastases are extremely rare. Only two previous cases of patients with cystic liver metastases, prior to treatment with imatinib mesylate, have been described so far. Case report. We reported a 52-year-old woman presented with a history of abdominal fullness and discomfort. Clinical examination revealed two palpable masses, first in the right upper abdomen and second left to the umbilicus. Examinations revealed 4 cystic metastases in the liver, 3 in the right lobe (including a huge one measuring 20.5 x 16 cm), and 1 in the left lobe, together with a primary tumor on the greater curvature of the stomach. Gastric tumor was removed with a Billroth II gastrectomy. Partial excision of the largest liver metastasis was performed for histopathology. Immunohistochemistry confirmed the diagnosis of a GIST in both tissue samples. After an uneventful recovery the patient was commenced on imatinib mesylate therapy. The patient remainsed symptom-free at 24 months follow-up. Conclusion. This was the third reported case of gastric GIST with giant cystic liver metastases present prior to treatment with imatinib mesylate. Although extremely rare, GISTs may present with cystic liver metastases prior to treatment with imatinib mesylate, and should be considered in the differential diagnoses of patients with liver cysts of uncertain aetiology.http://www.doiserbia.nb.rs/img/doi/0042-8450/2013/0042-84501302225C.pdfgastrointestinal stromal tumorsstomachdiagnosis, differentialliverneoplasm metastasis
spellingShingle Čolović Radoje
Micev Marjan
Matić Slavko
Čolović Nataša
Grubor Nikica
Atkinson Dushan Henry
Malignant stromal tumor of the stomach with giant cystic liver metastases prior to treatment with imatinib mesylate
Vojnosanitetski Pregled
gastrointestinal stromal tumors
stomach
diagnosis, differential
liver
neoplasm metastasis
title Malignant stromal tumor of the stomach with giant cystic liver metastases prior to treatment with imatinib mesylate
title_full Malignant stromal tumor of the stomach with giant cystic liver metastases prior to treatment with imatinib mesylate
title_fullStr Malignant stromal tumor of the stomach with giant cystic liver metastases prior to treatment with imatinib mesylate
title_full_unstemmed Malignant stromal tumor of the stomach with giant cystic liver metastases prior to treatment with imatinib mesylate
title_short Malignant stromal tumor of the stomach with giant cystic liver metastases prior to treatment with imatinib mesylate
title_sort malignant stromal tumor of the stomach with giant cystic liver metastases prior to treatment with imatinib mesylate
topic gastrointestinal stromal tumors
stomach
diagnosis, differential
liver
neoplasm metastasis
url http://www.doiserbia.nb.rs/img/doi/0042-8450/2013/0042-84501302225C.pdf
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AT maticslavko malignantstromaltumorofthestomachwithgiantcysticlivermetastasespriortotreatmentwithimatinibmesylate
AT colovicnatasa malignantstromaltumorofthestomachwithgiantcysticlivermetastasespriortotreatmentwithimatinibmesylate
AT grubornikica malignantstromaltumorofthestomachwithgiantcysticlivermetastasespriortotreatmentwithimatinibmesylate
AT atkinsondushanhenry malignantstromaltumorofthestomachwithgiantcysticlivermetastasespriortotreatmentwithimatinibmesylate