Cutaneous angiosarcoma is a rare and aggressive malignant tumor that originates from the endothelial cells of blood vessels or lymphatic vessels. More than half of cutaneous angiosarcoma cases occur in the head and neck regions, particularly on the s...
Angiosarcoma of the breast is a rare breast cancer, which can arise de novo (primary breast angiosarcoma, PBA) or as a secondary malignancy (secondary breast angiosarcoma, SBA) as a result of a biological insult. In the latter case, it is usually dia...
Primary pulmonary angiosarcoma (PPA) is a rare tumour arising from arterial or venous pulmonary vessels of various size. It is characterized by aggressive course and poor prognosis. The early diagnosis is difficult due to diverse clinical and radiolo...
Due to the rarity of primary angiosarcoma of the breast, optimal management is based on expert opinion. The aim of this study was to review all primary angiosarcomas of the breast obtained from a single center in terms of clinicopathologic characteri...
Angiosarcoma is a rare and aggressive neoplasia of endothelial cells which represents only 2% of all soft-tissue tumors and frequently occurs in the skin and subcutaneous tissues. It is classified in two groups: the first is represented by primary an...
Angiosarcoma is an extremely rare and aggressive malignancy. Standard of care of localized tumors includes surgery ± radiation. Despite this multimodal treatment, >50% of the angiosarcoma patients develop local or distant recurrent disease....
A systematic search for eyelid angiosarcoma was performed from inception to December 2020 in Medline, EMBASE, and the Cochrane databases. Forty two eyelid angiosarcoma cases in 32 articles were analyzed. Eyelid angiosarcomas showed an incidence peak...
Introduction: Angiosarcomas are rare malignant vascular tumors. Primary angiosarcoma of the ileum is extremely uncommon, with few cases reported in the literature. Case Report: We report the case of a 54-year-old woman who presented with abdominal pa...
Primary breast angiosarcoma, with de novo appearance and not associated with exposure to radiation or lymphedema, is a rare pathology representing less than 0.05% of the neoplasms related to this organ. The pathology is characterized by its aggressiv...
Introduction: Angiosarcomas arise from vascular or lymphatic endothelial cells and can develop at any site. Visceral angiosarcomas are aggressive high-grade tumors with a high risk of recurrence, metastasis, and poor survival. Nationwide studies with...
We present the case of a 49-year-old female of Caucasian European descent with chest tightness, fatigue, and palpitations, ultimately diagnosed with primary intracardiac angiosarcoma. Initial echocardiography revealed a significant mass within the ri...
Human angiosarcomas and canine hemangiosarcomas are highly aggressive cancers thought to arise from cells of vascular origin. The pathological features, morphological organization, and clinical behavior of canine hemangiosarcomas are virtually indis...
Cardiac angiosarcoma is a rare, malignant neoplasm affecting the heart. We present the clinical history of a 40-year-old patient diagnosed with metastatic angiosarcoma of the heart. The patient complained of shortness of breath, and a cardiac compute...
Breast angiosarcoma is a rare malignancy, accounting for less than 1% of all soft tissue cancers. It comprises primitive and secondary subtypes, such as radiogenic breast angiosarcoma (RAS). Despite multimodal treatment, angiosarcomas represent an in...
Background: Sarculator and Memorial Sloan Kettering Cancer Center (MSKCC) nomograms are freely available risk prediction scores for surgically treated patients with primary sarcomas. Due to the rarity of angiosarcomas, these scores have only been tes...
Background: Angiosarcomas are highly aggressive malignancies with endothelial differentiation, presenting considerable challenges in oncology, especially when arising in rare locations such as the spleen. These tumors predominantly affect adults and...
This study aims to explore computed tomography (CT) and magnetic resonance imaging (MRI) features of patients diagnosed with primary cardiac angiosarcoma. The study involved the analysis of 12 patients diagnosed with primary cardiac angiosarcoma who...
Introduction: Thoracic angiosarcoma is a very rare and malignant disease. This study examined the incidence and survival of thoracic angiosarcomas with special focus on primary and secondary angiosarcomas. Methods: Data from the population-based Nort...
Here we report a case of primary epithelioid angiosarcoma (EAS) of the breast occurring in a 30-year-old woman. Following fine-needle asspiration cytology (FNAC) and tru-cut biopsy, the patient was initially diagnosed with mammary carcinoma and there...
Aortic angiosarcomas are rare. Due to its rarity and metastatic presentation, it is difficult to diagnose metastatic aortic angiosarcoma. We describe the clinicopathological and radiologic features of a metastatic aortic angiosarcoma presenting as mu...
Angiosarcoma is a rare and aggressive type of sarcoma, and primary angiosarcoma of the ovary is extremely rare. We report the case of a 29-year-old woman who was diagnosed with ovarian angiosarcoma and possible bone metastases. We treated this patien...
Sarcomas are a heterogeneous group of malignant tumors, that develop from mesenchymal cells. Sarcomas are tumors associated with poor prognosis and expected short overall survival. Efforts to improve treatment efficacy and treatment outcomes of advan...
Introduction: Renal haemangioma is a benign tumour, and due to its characteristics, it must be distinguished from malignant diseases. We present a clinical case of primary renal angiosarcoma initially mistaken for haemangioma due to their similarity....
Angiosarcoma is a rare type of soft-tissue sarcoma arising from endothelial cells. It is considered ‘high-grade’ by definition, reflecting its aggressive behavior. We sought to investigate the role of surgery in cardiac angiosarcoma, iden...
Background and objectives: Angiosarcomas are uncommon and extremely aggressive malignancies derived from vascular endothelial cells. Although they can occur anywhere in the body and at any age, they are more frequently found in the skin of the head a...
Angiosarcomas of the breast are rare parenchymal malignancies of the chest wall. Surgery is the main treatment modality with chemotherapy and radiotherapy used in case of recurrence. With generally unfavourable prognosis and lack of clear treatment g...
Angiosarcoma is a soft tissue sarcoma of vascular origin, with more than half of the cases arising in the skin and affecting primarily the face and scalp of elderly males. Furthermore, cutaneous angiosarcoma exhibits a higher incidence of lymph node...
Angiosarcoma is a rare and aggressive type of soft-tissue sarcoma with high propensity to metastasize. For patients with metastatic angiosarcoma, prognosis is dismal and treatment options are limited. To improve the outcomes, identifying patients wit...
Background: Despite the high mortality associated with angiosarcoma, its low prevalence has limited sample sizes in prior studies. To address these gaps, we analyzed the AACR Project GENIE registry, a large, multi-institutional database. Methods: 359...
Angiosarcomas, clinically aggressive cancers of endothelial origin, are a rare subtype of soft-tissue sarcomas characterized by resistance to chemotherapy and dismal prognosis. In this study, we aim to identify the transcriptomic biomarkers of chemor...
Background and Clinical Significance: Rectal angiosarcoma is an exceptionally rare and aggressive malignancy, comprising less than 1% of soft tissue sarcomas. This case highlights the diagnostic and therapeutic challenges posed by this disease, and t...
Introduction and case report: Angiosarcomas, rare soft tissue malignancies originating from endothelial cells, represent only 1–2% of all soft tissue sarcomas. Primary pleural angiosarcoma (PPA) is exceptionally rare, with only 43 reported case...
Angiosarcomas are malignant vascular tumors that commonly occur on the skin of the head and neck, breast, or scalp. Oral angiosarcoma is a rare tumor (0.0077% of all cancers in Europe), and regarding this atypical localization, no formal treatment tr...
Angiosarcomas are rare and only represent about 2% of all soft tissue sarcomas. They arise from vascular or lymphatic endothelial cells and are most commonly located in the heart, liver, breast, and skin. Cutaneous angiosarcoma of the scalp is highly...
Introduction: Radiation-induced breast angiosarcoma (RIBAS) is a rare adverse event associated with postoperative breast irradiation. The data from the literature indicate that RIBAS occurs in less than 0.3% of patients treated with adjuvant radiothe...
Introduction: Considering the increasing number of conservative surgeries (quadrantectomies) for primary breast carcinoma, especially in the early stages, often followed by adjuvant radiotherapy, the incidence of radiation-associated angiosarcoma (RA...
Background/Objectives: To date, no studies have examined radiologic findings by histologic patterns of primary hepatic angiosarcoma; this study clarified radiologic findings of primary hepatic angiosarcoma according to distinct histologic patterns. M...
We aimed to evaluate the efficacy and toxicity of paclitaxel combined with pazopanib in advanced angiosarcoma (AS). The primary end point was progression-free survival (PFS) rate at six months (PFSR6). Planned accrual was 44 patients in order to dete...
Background and Clinical Significance: Cutaneous angiosarcoma frequently metastasizes to the lungs, where it may rarely present as diffuse cystic lung disease with recurrent pneumothorax, resulting in substantial diagnostic difficulty. We report a cas...
We performed a retrospective analysis of angiosarcoma (AS) genomic biomarkers and their associations with the site of origin in a cohort of 143 cases. Primary sites were head and neck (31%), breast (22%), extremity (11%), viscera (20%), skin at other...
Cutaneous angiosarcoma (CAS) is a rare and aggressive malignant tumor with blood vessel or lymphatic-type endothelial differentiation. It has a poor prognosis with lack of standardized treatment options. This study retrospectively evaluated the clini...
Background and Clinical Significance: Cardiac and mediastinal angiosarcomas are rare, aggressive malignancies that often present with nonspecific symptoms and pose significant diagnostic challenges. Tumor heterogeneity and necrosis may lead to false-...
Background: Primary angiosarcoma of the breast (PAB) is a rare malignancy with no standardized treatment protocol. Objective: To quantify the impact of tumor grade on overall survival (OS) and evaluate the association of adjuvant chemotherapy and rad...
Angiosarcomas (AS) are extremely rare and aggressive vascular malignancies subdivided in de novo primary AS (pAS) and secondary AS (sAS). We hypothesize that the combination of immunological and genomic profiles significantly differs between primary...
Angiosarcoma of the face and scalp (ASFS) is an extremely aggressive tumor that frequently metastasizes, often leading to death. The neutrophil-to-lymphocyte ratio (NLR), platelet-to-lymphocyte ratio (PLR), and lymphocyte-to-monocyte ratio (LMR) are...
Background: The optimal management of primary angiosarcoma (PAS) and radiation-associated angiosarcoma (RAAS) of the breast remains undefined. Available data show persistently poor survival outcomes following treatment with surgery or chemotherapy al...
Angiosarcomas comprise less than 3% of all soft tissue sarcomas but have a poor prognosis. Most angiosarcomas occur without obvious risk factors but secondary angiosarcoma could arise after radiotherapy or chronic lymphedema. Surgery remains the stan...
Primary hepatic angiosarcoma (PHA) is a rare malignant tumor of the liver, and data on patient outcome after surgical treatment are scarce. The aim of this study was to evaluate postoperative morbidity and overall survival (OS) of patients who underw...
A 64-year-old woman presented with recurrent abdominal pain and rapid weight loss of 10 kg. Five years prior, an abdominal endovascular aneurysm repair (EVAR) was performed, followed by an open repair with proximal graft interposition due to an endol...
Background: To determine the risk of mortality and factors associated with survival amongst patients diagnosed with primary hepatic angiosarcoma (PHA). Methods: All patients diagnosed with hepatocellular carcinoma (HCC) or PHA from 2004 to 2014 were...
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