scholarly journals Undifferentiated Pleomorphic Sarcoma with Osteoclast-Like Giant Cells

2020 ◽  
Author(s):  
2014 ◽  
Vol 53 (1) ◽  
pp. 35-40
Author(s):  
Eiji SADASHIMA ◽  
Mayuko KAWAHARA ◽  
Junko KINOSHITA ◽  
Kanako YAMAZAKI ◽  
Natsu SADASHIMA ◽  
...  

2021 ◽  
Vol 7 (1) ◽  
pp. 205511692110189
Author(s):  
Irene Bonazzi ◽  
Simona Morabito ◽  
Barbara Brunetti ◽  
Stefano Nicoli ◽  
Paola Valenti

Case summary A 5-year-old neutered female domestic shorthair cat was referred for acute onset of dyspnoea. Thoracic radiographs performed by the referring veterinarian revealed the presence of pleural effusion. Upon presentation, the cat was dyspnoeic, and cardiopulmonary auscultation revealed muffled heart sounds and bilaterally increased bronchovesicular sounds. Radiographic study of the thorax revealed bilateral pleural effusion and a soft tissue opacity in the dorsocaudal region of the left hemithorax. A whole-body contrast-enhanced CT scan identified a soft tissue mass arising from the left diaphragmatic crus. Transthoracic ultrasound-guided fine-needle aspiration (FNA) of the mass was performed and the result was consistent with a malignant mesenchymal neoplasia, showing giant cells. Cytoreductive surgery was performed and the histopathology diagnosis of undifferentiated pleomorphic sarcoma was made. Adjuvant chemotherapy was then offered. Ten days after surgery pleural effusion recurred. Thoracic echography revealed the presence of a diaphragmatic thickening in the area of surgical resection. FNA of the thickening was consistent with mesenchymal neoplasia. Even when chemotherapy and supportive treatment with pain relief was instituted, the clinical condition of the cat worsened within a few days and it was euthanased 1 month after surgery. Relevance and novel information Primary diaphragmatic tumours (PDTs) have been rarely reported in human and in veterinary medicine, where only three cases have been described in the dog. To our knowledge, this is the first report to describe a PDT, specifically an undifferentiated pleomorphic sarcoma, in a cat.


2013 ◽  
Vol 11 (1) ◽  
Author(s):  
Giancarlo Balbi ◽  
Luca Di Martino ◽  
GianPaolo Pitruzzella ◽  
Diego Pitruzzella ◽  
Flavio Grauso ◽  
...  

2017 ◽  
Vol 4 (2) ◽  
pp. 102-104
Author(s):  
Sunil Vitthalrao Jagtap ◽  
◽  
Cyrus Dara Jokhi ◽  
Swati S Jagtap ◽  
Ritvij Patankar ◽  
...  

Rare Tumors ◽  
2021 ◽  
Vol 13 ◽  
pp. 203636132110264
Author(s):  
Andrea Dekanić ◽  
Marko Velepič ◽  
Margita Belušić Gobić ◽  
Ita Hadžisejdić ◽  
Nives Jonjić

Malignant mesenchymal tumors of oropharyngeal mucosa are rare. Those with fibroblastic and histiocytic differentiation in the skin are called atypical fibroxanthoma (AFX) and in the soft tissue undifferentiated pleomorphic sarcoma (UPS). Here we present a case of an older patient with a history of multiple basal cell carcinomas and recently with a rapidly growing polypoid lesion in the mucosa of posterior oropharyngeal wall with AFX/UPS morphology. The differential diagnosis, histological pitfalls of this poorly characterized mesenchymal lesions, and the challenges associated with treatment are discussed.


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