scholarly journals Malignant transformation of pleomorphic xanthoastrocytoma: case report

2003 ◽  
Vol 61 (1) ◽  
pp. 104-106 ◽  
Author(s):  
Oswaldo Ignácio de Tella Jr ◽  
Marco Antonio Herculano ◽  
Mirto Nelso Prandini ◽  
João Norberto Stavale ◽  
Paulo Henrique Aguiar

We report a case of a pleomorphic xantoastrocytoma which manifested itself as a cystic isodense lesion in the right fronto-temporal lobe in a 26 year-old woman. It appeared as a soft yellow tumor with cystic cavities on surgery. Five months after this surgery, the patient was submitted to a new operation, which revealed a friable tumor, easily differentiated from the normal parenchyma, with cystic components. The histopathological examination demonstrated pleomorphic xanthoastrocytoma with malignant transformation. Histologically, the tumor at first procedure was composed of pleomorphic astrocytes with multinucleated and foamy cells. A rare case of malignant transformation in pleomorphic xanthoastrocytoma is presented, discussed and illustrated in this paper.

2021 ◽  
pp. 15-16
Author(s):  
Rahmath Unissa ◽  
Amreen Unissa ◽  
M. Bhavani

we report a case of 51 year old lady, presented with complaints of hard lump in the right breast.On clinical examination lump of size 4x3cms in outer lower quadrant was noted. Ultrasonographic imaging showed evidence of 3x2cms ill dened hypoechoic lesion with spiculated margins and microcalcications. Trucut biopsy was done and histopathological report was given as Suspicious for malignancy which was followed by modied radical mastectomy with axillary clearance. Histopathological examination and Immunohistochemistry(IHC) was done.


2013 ◽  
Vol 5 (4) ◽  
pp. 30-32
Author(s):  
Ashok K Gupta ◽  
Karan Gupta ◽  
Kim Vaiphei ◽  
Darwin Kaushal

ABSTRACT Extraskeletal osteochondroma in parapharyngeal space is very rare. It is important to note that such a diagnosis be considered when a discrete, ossified mass is localized in soft tissues, even at atypical sites. Its diagnosis is based on radiological and histopathological examination. We should be clinically aware of this benign entity as no malignant transformation or metastasis has been reported. Excision with adequate cuff of tissue is treatment of choice. We did not encounter any case report of osteochondroma in the parapharyngeal space in literature, with our best possible effort.


Author(s):  
Pradeep Rajbhandari ◽  
Roshani Shrestha

<p>Lipoma is a benign mesenchymal tumour which is composed of mature adipocytes. This is one of the most common benign neoplasms of the body. However, lipoma is uncommon in oral cavity. The etiology and pathoge­nesis of lipomas are not clear. Our case report presents a 26 year old male presenting with swelling in the right gingivo-buccal sulcus. Complete excision of the mass was done and sent for histopathological examination and histological features were suggestive of lipoma.</p>


2019 ◽  
Vol 19 (1) ◽  
Author(s):  
Xin Wang ◽  
Xiaona Yu ◽  
Weidong Ren ◽  
Dongyu Li

Abstract Background Among primary cardiac tumors, atypical lipoma is very rare. In particular, cases with lipomas in both the pericardium and the atria are even rare. Case presentation We report the case of a 49-year-old male patient presented to our department because of chest pain. Echocardiography revealed two large masses in both the pericardium and the right atrium. Then the tumors were completely resected and the histopathological examination revealed atypical lipoma. The patient recovered well without any complication and discharged from hospital. Conclusions We report a very rare case of a huge atypical lipomas located on the pericardium and right atrium. These tumors were easily detected by echocardiography and final diagnosed after surgical resection and pathological examination.


2013 ◽  
Vol 5 (3) ◽  
pp. 142-144
Author(s):  
Ashok K Gupta ◽  
Karan Gupta ◽  
Kim Vaiphei ◽  
Darwin Kaushal

ABSTRACT Extraskeletal osteochondroma in parapharyngeal space is very rare. It is important to note that such a diagnosis be considered when a discrete, ossified mass is localized in soft tissues, even at atypical sites. Its diagnosis is based on radiological and histopathological examination. We should be clinically aware of this benign entity as no malignant transformation or metastasis has been reported. Excision with adequate cuff of tissue is treatment of choice. We did not encounter any case report of osteochondroma in the parapharyngeal space in literature, with our best possible effort. How to cite this article Gupta AK, Kaushal D, Gupta K, Vaiphei K. Osteochondroma of the Parapharyngeal Space: A Rare Case Report. Int J Otorhinolaryngol Clin 2013;5(3):142-144.


VASA ◽  
2011 ◽  
Vol 40 (3) ◽  
pp. 251-255 ◽  
Author(s):  
Gruber-Szydlo ◽  
Poreba ◽  
Belowska-Bien ◽  
Derkacz ◽  
Badowski ◽  
...  

Popliteal artery thrombosis may present as a complication of an osteochondroma located in the vicinity of the knee joint. This is a case report of a 26-year-old man with symptoms of the right lower extremity ischaemia without a previous history of vascular disease or trauma. Plain radiography, magnetic resonance angiography and Doppler ultrasonography documented the presence of an osteochondrous structure of the proximal tibial metaphysis, which displaced and compressed the popliteal artery, causing its occlusion due to intraluminal thrombosis..The patient was operated and histopathological examination confirmed the diagnosis of osteochondroma.


We report a very rare case of squamous cell cancer of the right foot which had metastasize to the ipsilateral popliteal lymph node after initial diagnosis and treatment for the loco-regional disease.


2014 ◽  
Vol 34 (5) ◽  
pp. 1137-1140 ◽  
Author(s):  
Syed Hassan Abbas Naqvi ◽  
Saad Hameed ◽  
Syed Hassan Shiraz Naqvi ◽  
Muhammad Anis Musani

2015 ◽  
Vol 6 (3) ◽  
pp. 115-117
Author(s):  
Sachin Lal Shilpakar ◽  
Bivek Aryal ◽  
Shyam Thapa Chettri ◽  
Apar Pokharel ◽  
Deepak Paudel

ABSTRACT The trichoepithelioma is a benign cutaneous neoplasm which is derived from hair follicles. It is common in the face, but there are only three reports of the solitary occurrence on the nose. It is often not recognized because of its rarity, controversial classification, origin and biological potential. The objective of this paper is to present a case of solitary trichoepithelioma on the nose, histopathological examination and treatment. It should be considered as a differential diagnosis of a solitary lesion of nose which is confused with basal cell carcinoma. The confirmation by histopathological examination is essential. How to cite this article Sah BP, Shilpakar SL, Aryal B, Chettri ST, Pokharel A, Mishra S, Paudel D. Solitary Trichoepithelioma of Nose: A Rare Case Report and Review of Literature. Int J Head Neck Surg 2015;6(3):115-117.


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