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Kanthan Gowri L - - 2008
Uveal melanoma is extremely rare in the paediatric population and can be associated with various pre-existing conditions. We report the case of a 9-year-old girl with no predisposing factor who presented with choroidal melanoma. A review of the literature is presented and various clinical, histopathological and prognostic features of paediatric ...
Fratesi Lauren - - 2008
BACKGROUND: Primary rectal melanoma is a very rare and aggressive malignancy. It is defined as melanoma arising in the rectal mucosa, more than 4 cm from the anal verge. OBJECTIVE: A case of primary rectal melanoma is reported, and the theories of the etiology of melanoma are reviewed. METHODS AND ...
De Simone Paola - - 2008
Despite its low incidence, vulvar melanoma carries a poor prognosis and shows a high tendency to metastasize because the diagnosis is often delayed. Although it is very well known that ultraviolet radiation is an important aetiological factor for cutaneous melanomas in adults, this cannot be considered true for vulvar melanoma. ...
Armstrong Albert V AV - - 2008
Synovial sarcoma most commonly affects adults in the third to fifth decades of life, and is the most common sarcoma of the foot. The tumors are encapsulated and frequently in contact with bone. Because there are often few anatomical barriers, malignant spread to surrounding nerves and vasculature is common. This ...
Srinivasan Badri - - 2008
Granulocytic sarcoma (GS) is a rare localized, extramedullary tumor composed of immature cells of granulocyte series. It is capable of marked local tissue destruction. This condition can be a precursor of acute myeloid leukaemia by months or years making its diagnosis critical. Its occurrence has been described in multiple sites ...
Arkader Alexandre - - 2008
The prevalence of intravascular extension of bone sarcomas of the pelvis is unknown. We report a case of intravascular extension of an osteogenic sarcoma of the pelvis into the vena cava, correlating the pre-operative imaging findings with the intra-operative findings and specimen analysis. A brief review of the literature is ...
Bhati Chandra S CS Liver Unit, Queen Elizabeth Hospital, Birmingham, UK. - - 2008
Hepatic angiosarcoma is a primary sarcoma of the liver, accounting for only 2% of all primary hepatic malignancies. Acute liver failure is an extremely rare presentation of a primary liver tumour. We report a case of a seventy year-old man who presented with a very short period of jaundice leading ...
Krauss K - - 2007
Low grade endometrial stromal sarcoma (LGESS) is a rare disease. LGESS usually expresses steroidal receptors and is regarded to be hormone-sensitive. Due to the rarity of the tumor, only few case series have been published so far. Here, we report the case of a 36-year-old woman who underwent an abdominal ...
De Pas Tommaso - - 2008
Interdigitating and follicular dendritic cell sarcoma (DCS) are very rare diseases, with approximately 184 cases being reported thus far, and their best treatment modality is still on debate. This is a review of all the cases of dendritic cell sarcoma reported from 1981 until April 2006. This review is enriched ...
Low S E - - 2007
Follicular dendritic cell (FDC) sarcoma is a rare and probably even underreported entity. Only approximately some 50 cases have been described in the literature, the majority of which had a lymph node origin. The authors report a case of FDC sarcoma arising within the soft tissues of the abdominal cavity. ...
Ko S W - - 2007
Granulocytic sarcoma is a neoplasm arising from myeloid precursor cells and frequently accompanies leukaemia and myeloproliferative disorders. Granulocytic sarcoma can arise anywhere, and it frequently involves bones, perineural tissues and lymph nodes. However, granulocytic sarcoma in the female genital organs is uncommon, and it is extremely rare that it presents ...
Yasuda T - - 2007
We report a rare case of acral myxoinflammatory fibroblastic sarcoma (AMFS) in a 68-year-old woman. Tumor excision of a mass between the 1st and 2nd toe of the left foot was performed after a diagnosis of ganglion in February 2003. Examination of the surgical specimen confirmed AMFS. No recurrence or ...
Erşahin Cağatay - - 2007
BACKGROUND: Myeloid sarcoma is a tumor of myeloblasts or immature myeloid cells occurring in an extramedullary site. Myeloid sarcoma of female genital tract is very rare with no cases of vulvar location reported in English-language literature. CASE: A 73-year-old female presented with an indurated mass encompassing her left labia majora ...
Slavik Tomas - - 2007
Heterologous differentiation is exceedingly rare in melanoma. Only four cases of melanoma demonstrating exclusive cartilaginous differentiation have been documented, all having occurred on the lower extremity. We report a chondroid melanoma involving the nasal skin and presenting clinically as a basal cell carcinoma. Both Melan-A and microphthalmia transcription factor protein ...
Marani C - - 2007
AIMS: To examine the expression of DNA mismatch repair (MMR) proteins and the presence of microsatellite instability (MSI) in seven primary mucosal melanomas of the head and neck (MMHN). METHODS AND RESULTS: Haematoxylin and eosin staining and immunohistochemical analysis for routine diagnostic markers and for MMR proteins were performed. Six ...
Biyikoğlu Ibrahim - - 2007
Anorectal melanoma is a very rare tumor with poor prognosis because of delay in diagnosis. It is often mistaken for benign conditions such as hemorrhoids or rectal polyps. Surgical treatment ranges from local excision to radical abdominoperinal resection. Herein, we report 2 cases of anorectal malignant melanoma and further review ...
Peterson Jennifer - - 2007
Amelanotic melanomas are well-known to mimic other dermatologic lesions and often result in delayed diagnosis and treatment. We report a case of an unusual presentation of amelanotic melanoma with an appearance similar to rhinophyma.
Gao Zhenqiang - - 2007
The most commonly used melanocytic markers are S100, HMB45, Melan-A, or MART-1 and tyrosinase. Melanoma with complete, concordant loss of these markers has not been reported. We report a case of metastatic melanoma with complete loss of staining for S100, HMB45, Melan-A, and tyrosinase. Interestingly, both the primary melanoma and ...
McDuffie Chad - - 2007
We describe a case of follicular dendritic cell sarcoma (FDCS) of the tonsil in a 59-year-old woman. She was successfully treated with excision of the mass and postoperative radiation therapy. According to our review of the literature, only 25 cases of extranodal FDCS in the head and neck have been ...
Dhar K K - - 2007
Sentinel node (SN) biopsy is widely applied for treatment planning of cutaneous melanoma. However, using this strategy in female lower genital tract tumors has not yet been established. We report two cases, one each of vulvar and vaginal melanoma who underwent SN biopsy and review the available literature. Our experience ...
Rahman Anmar M A - - 2007
Choroidal melanoma is a rare occurrence in pigmented races. Low clinical suspicion of choroidal melanoma may result in diagnostic delay. We present a rare case of choroidal melanoma with extrascleral orbital extension in an Australian Aboriginal man. We are unaware of previous reports of uveal melanoma in Aboriginal Australians and ...
Reddy V Seenu - - 2007
Less than 25 cases of primary malignant melanoma of the lung have been reported in the literature, with limited mention in the surgical literature. When published criteria are strictly applied, the actual number of cases is even fewer. We report the case of a 74-year-old man who underwent a left ...
Sugiura Mitsuhiro - - 2007
The current World Health Organization classification of conjunctival melanocytic proliferations divides them into conjunctival nevi and invasive melanoma but, in contrast to other anatomic sites, does not recognize melanoma in situ. All atypical intraepithelial conjunctival proliferations are included in a heterogeneous category designated as primary acquired melanosis (PAM) with atypia. ...
Mezalek Z Tazi - - 2007
OBJECTIVES: To describe a case of Behcet's uveitis associated with Kaposi's sarcoma occurring simultaneously in a patient and to review the literature on iatrogenic Kaposi's sarcoma. METHODS: We describe the case of a 44-year-old Moroccan man, who developed a Kaposi's sarcoma 8 months after immunosuppressive therapy for ocular Behçet's disease. ...
Raghavan Radha - - 2007
Liposarcomas constitute approximately 15% of all sarcomas among the mesenchymal neoplasms. They usually arise in the lower extremities or in the retroperitoneum but have been reported in sites such as abdomen, vulva and buttocks. Primary mediastinal liposarcomas are rare with less than 100 cases reported worldwide so far. We present ...
Angouridakis N - - 2007
Hemangiopericytomas (HPCs) are rare vascular neoplasms that arise from the pericytes of Zimmerman. They account for 2-3% of all soft tissue sarcomas in humans and they occur mainly in the musculoskeletal system. 15 to 30% of all HPCs occur in the head and neck region. Only 5% are located in ...
Guney Nese - - 2007
Most often, mesotheliomas involve the serosal membranes of the pleura and peritoneum. Sometimes, mesothelial proliferations are identified in other locations. A mesothelioma, within the tunica vaginalis of the paratesticular region is rare but often fatal malignancy of the male genitalia. Despite aggressive surgical and systemic therapy the prognosis remains poor ...
Chaudhary Abhideep - - 2007
Liposarcomas are most common soft tissue sarcomas usually seen in deep soft tissues of extremities and retroperitoneum. Although secondary involvement of gastrointestinal system can occur in cases of retroperitoneal tumours, liposarcomas primarily involving the gastrointestinal tract are extremely uncommon. Intusussception refers to telescoping of contiguous segments of intestine causing obstruction. ...
Vavilis D - - 2007
BACKGROUND: Primary ovarian angiosarcoma is a very rare gynaecologic malignancy with poor prognosis and uncertain, up-to-date, treatment options. Its exact diagnosis is challenging for surgeons and difficult for pathologists. There are only a few cases reported in the international literature. CASE: We report a case of primary pure ovarian angiosarcoma ...
Androulaki A - - 2007
Low-grade endometrial stromal sarcoma (ESS) is an uncommon neoplasm, which has a highly recurrent nature. A review of the literature revealed that only one case of low-grade ESS, arising within the vulva from a focus of endometriosis, has been previously published. We describe an additional case of low-grade ESS arising ...
Lenin Babu Vinayagam - - 2007
The unusual presentation of our two cases posed a diagnostic dilemma between a chronic expanding haematoma and soft tissue sarcoma even after all investigations and biopsy reports were complete. Salient points to differentiate between the two are discussed along with literature review.
Anonubi C C - - 2006
BACKGROUND: Conjunctival melanoma is a rare occurrence in the Negroid race. PURPOSE: To report a case of a 55 year old security man with right conjunctival melanoma. METHOD: A 55 old man was operated on to remove a pigmented right bulbar conjuctival growth. The specimen was submitted to Lagos University ...
Hartstein Morris E - - 2006
PURPOSE: To describe the clinicopathologic and immunohistochemical features and treatment of a rare case of primary synovial sarcoma of the orbit. DESIGN: Retrospective interventional case report. PARTICIPANT: A 14-year-old young man with histologically proven synovial sarcoma of the orbit. The diagnosis was confirmed by demonstration of a specific chromosomal translocation ...
Holloway Caroline L - - 2007
BACKGROUND: Vulvar synovial cell sarcomas are rare, with only four previously published cases in the literature. Traditionally, the primary management for these tumors has been surgery alone. CASE: We report a case of a large vulvar synovial cell sarcoma in a 50-year-old woman treated with comprehensive combined multimodality management, including ...
Batziou C - - 2006
This is a review of extraosseous Ewing's sarcoma (ES) which includes a new, extremely rare case. The literature was examined with respect to determining the locations of extraosseous ESs, the incidence per site and in total and the criteria which confirm the similarity between extraosseous and osseous ES. ES sites ...
Hu Shih-Wen - - 2006
A case of two sporadic cellular neurofibromas with atypia and one widespread hyalinization neurofibroma of the lumbar spine in a 51-year-old man without evidence of neurofibromatosis-1 is reported. Cellular neurofibroma with atypia is an unusual variant. The definite criteria for low-grade and high-grade malignant peripheral nerve sheath tumors as well ...
Arora B - - 2006
The present study was undertaken to compare morphometric analysis of cells in 100 effusion samples, with unaided cytological diagnosis. All the cases in the form of Leishman's stained smears were subjected to computerized-interactive morphometry (CIM) by usage of Image analysis software. On routine cytological examination, 44 cases were benign, 26 ...
Pfeiffer Jens - - 2006
BACKGROUND: Primary Ewing sarcoma affecting the skull base in general and the petrous bone in particular is extremely rare with only 4 reports of Ewing sarcoma arising in the petrous temporal bone in the international medical literature. METHODS: The authors report for the first time a case of a primary ...
Hartel Paul H - - 2006
Atypical fibroxanthoma (AFX), a benign lesion, and pleomorphic malignant fibrous histiocytoma (MFH) are thought to represent points along the same neoplastic spectrum but with different prognoses and treatments. Diagnosis based on histology and clinical parameters alone is sometimes difficult, and a reliable cost-effective immunohistochemical marker to help distinguish these lesions ...
Jain, Sudhir Kumar
Percutaneous endoscopic gastrostomy (PEG) is a safe and easy procedure to provide enteral nutrition in patients suffering from advanced malignancy of upper aerodigestive tract. However, with published reports of abdominal wall metastasis after PEG in Head and Neck malignancies, a serious doubt has been raised about continuation of PEG in ...
Maccauro G - - 2006
Primitive malignant neoplasms affecting the distal third of the tibia are altogether rare, and their treatment is considerably controversial. The authors describe the diagnostic procedure and a particular surgical strategy of limb salvage in a case of malignant fibrous histiocytoma located at the distal third of the tibia, in particular ...
Safioleas Michail - - 2006
With the occasion of a case of malignant melanoma of the gallbladder, which appeared to be primary, we have reviewed the literature and the result of this research was that primary melanoma of the gallbladder remains a questionable medical entity. Only few cases of both primary and metastatic gallbladder melanoma ...
Takahama A A - - 2006
Low-grade myofibroblastic sarcoma was recently described as representing malignant mesenchymal tumours that show myofibroblastic differentiation; few cases have been reported. Here, a low-grade myofibroblastic sarcoma of the parapharyngeal space is described. A 42-year-old man presented with swelling on the right side of the temporal bone. Based on histological and immunohistochemical ...
Katsuura Y - - 2006
There is a marked paucity of reports on malignant fibrous histiocytoma (MFH) of the spleen in the literature, and there are no previous reports of its color Doppler sonographic (US) and contrast-enhanced US findings. We report on an 82-year-old male with splenic MFH (inflammatory subtype), with an emphasis on color ...
Nagoshi N - - 2006
Epithelioid sarcoma is a rare malignant tumor that occurs mainly in young adults and most frequently involves the distal portion of the upper extremities. The tumor is particularly rare in children and more frequently involves the head and neck; only one case involving the forearm has been reported in a ...
Reynolds E A - - 2006
BACKGROUND: Embryonal rhabdomyosarcoma is a rare sarcoma which characteristically occurs in non genitourinary sites in children. CASE: We present a case of uterine embryonal rhabdomyosarcoma in a postmenopausal patient who presented with increasing abdominal girth, early satiety, weight loss, and pelvic pain. CONCLUSION: Embryonal rhabdomyosarcoma does not commonly originate from ...
Bastide Cyrille - - 2006
Primary malignant melanoma of the adrenal gland is an established entity. Fewer than 20 cases have been reported in the published literature. Because of the high frequency of adrenal gland metastases from malignant melanoma and pigmented pheochromocytoma, several rigid diagnostic criteria have been established for accepting an adrenal melanoma as ...
Sakurai Hiroyuki - - 2006
Synovial sarcoma, which is a soft tissue malignancy, primarily affects the extremities in the para-articular regions in adolescents and young adults. Synovial sarcoma of the pleural cavity is extremely uncommon, and there have been only a few reports in the literature. We report here an unusual case of left-sided spontaneous ...
Shehan James M - - 2006
BACKGROUND: Despite common endothelial origins, angiosarcoma and Kaposi's sarcoma are clinically and histologically distinct vascular proliferations. The development of angiosarcoma in a chronically edematous abdominal pannus is extremely uncommon. Similarly, tumors with the combined histologic features of angiosarcoma and Kaposi's sarcoma have rarely been described. METHODS: We reviewed the literature ...
Berretta M - - 2006
Angiosarcomas are rare soft tissue malignancies. Typically they originate from the skin of the scalp or face, whereas visceral sarcomas are very rare. We report the case of a 67-year-old man affected by a large angiosarcoma of the kidney. After surgical removal, a rapid peritoneal, visceral and cutaneous diffusion developed. ...
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