Malignant transformation of leiomyoma of the mandible into leiomyosarcoma: A case report

Author(s):  
Masoud Fallahi Motlagh ◽  
Yousef Janbaz ◽  
Zahra Mirzaei

Lelomyosarcoma(LMS) is an uncommon malignant spindle cell tumor of the head and neck region. It is extremely rare in the oral cavity that arises from smooth muscle differentiation. It may arise as primary, radiation-associated, or metastatic tumor. The clinical appearance of these tumors can be deceptively benign and can be mistaken for non-malignant conditions. Here We present a case with atypical leiomyoma of the mandible in a 40-year- old man who referred with complaint of pain and swelling in his jaw. He underwent surgery and histology and immonohistochemestery studies confirmed the diagnosis. After 6 months recurrence occurred. Histologic examination confirmed leiomyosarcoma so he was managed with surgical excision followed by radiotherapy and chemotherapy without any recurrence or metastasis after 2 years of follow-up.

2021 ◽  
pp. 014556132110471
Author(s):  
Lee Chin-Tse ◽  
Tsai Meng-Chen ◽  
Chang Shih-Lun

Lymphangiomas are rare benign tumors of the lymphatic system, most often found at birth and before the age of 2 years. The head and neck region are the most frequent locations for lymphangioma. Involvement of the adult larynx in isolation is rare, and only a few cases have been reported so far. We report the case of a patient with a left false vocal cord reddish tumor presenting with hemoptysis and voice cracking. The surgical excision of mass was performed by direct laryngoscopy-assisted CO2 laser. The histopathological report revealed the diagnosis as cavernous lymphangioma. After a follow-up of 1 year, the patient is free of recurrence with all laryngeal functions being normal.


2021 ◽  
Vol 8 ◽  
Author(s):  
Hao Hua ◽  
Zhiwei He ◽  
Linhan Lei ◽  
Huahua Xie ◽  
Zilei Deng ◽  
...  

Spindle cell tumor is very rare. Herein, we report a case of retroperitoneal spindle cell tumor in a 52-year-old female. The patient first presented with a complaint of persistent pain in the right upper abdomen. In the follow-up, a CT scan was performed and showed a retroperitoneal soft tissue density mass measuring 11 cm in diameter. Then, a subsequent operation was performed, and we completely removed the tumor and partially invaded lesions. The tumor was histologically diagnosed as a spindle cell tumor. Therefore, it is imperative for us to enhance the understanding of this seldom found tumor. Surgery remains the best option for treatment.


Author(s):  
Shalini Jain ◽  
Sahil Maingi ◽  
Ancy S. Sofia ◽  
A. K. Rai

<p class="abstract">Lipoma is a benign mesenchymal tumor with a thirteen percent incidence in head and neck region. Posterior triangle is the most common location while anterior neck lipoma is a rare one. Giant lipomas &gt;10 cm have been reported in different parts of the body but rarely in the anterior neck. Surgical excision remains the treatment of choice. We here report a case of giant anterior neck lipoma in a 50 year old male managed surgically.</p>


2011 ◽  
Vol 2011 ◽  
pp. 1-4 ◽  
Author(s):  
Tomohiro Minagawa ◽  
Takeshi Yamao ◽  
Ryuta Shioya

Spindle cell hemangioendothelioma (SCH) was originally described by Weiss and Enzinger (1986) as a low-grade angiosarcoma resembling both cavernous hemangioma and Kaposi's sarcoma. Recent studies suggest that SCH is a benign neoplasm or reactive lesion accompanying a congenital or acquired vascular malformation. Most SCHs present as one or more nodules affecting the dermis or subcutis of the distal extremities. Few reports describe SCH of the head and neck region; even fewer note intramuscular SCH. Here, we describe a case of SCH involving the temporal muscle mimicking soft tissue sarcoma, who had a successful surgical treatment with a coronal approach and zygomatic osteotomy.


2015 ◽  
Vol 129 (S2) ◽  
pp. S86-S90 ◽  
Author(s):  
N Kikuchi ◽  
T Nakashima ◽  
J Fukushima ◽  
K Nariyama ◽  
S Komune

AbstractBackground:Liposarcomas rarely occur in the parapharyngeal space and only a few case reports exist. For curative therapy of liposarcoma, surgical excision remains the dominant modality. Although a wide surgical margin is important to prevent local recurrence, wide excision is often difficult in the head and neck region.Case report:We report a case of a 19-year-old female with a well-differentiated liposarcoma arising in the parapharyngeal space. We removed the tumour surgically utilising a cervical–parotid approach. The histological diagnosis was well-differentiated sclerosing liposarcoma. There is no recurrence after five years and nine months of follow up.Conclusion:The patient's age and the tumour site made it difficult for us to make a quantitative diagnosis before the operation. Well-differentiated liposarcoma rarely develop distant metastasis, but often recur locally. The benefit of adjuvant radiotherapy for well-differentiated liposarcoma is still not clear and careful and long-term follow up is necessary.


2019 ◽  
Vol 8 (2) ◽  
pp. 54-56
Author(s):  
Dawid Zagacki ◽  
Marcin Braun ◽  
Zbigniew Zbróg ◽  
Dariusz Kaczmarczyk

Immunosuppression is a characteristic feature of chronic kidney disease. It may lead to the increased risk of infections and neoplastic diseases occurrence. We present an unusual case of 57-years-old women with uncommon neoplasm of the head and neck region – osteoclastoma.


2016 ◽  
Vol 2016 ◽  
pp. 1-4 ◽  
Author(s):  
Mario Metry ◽  
Mohamad Shaaban ◽  
Magdi Youssef ◽  
Michael Carr

Myofibroblastoma of the breast is a rare benign spindle cell tumor. The main aim of this study is to review the literature of this rare tumor. We present a case of a mammary myofibroblastoma occurring in an 82-year-old man, emphasizing the clinical, radiological, and pathological features. The tumor was successfully identified and managed in our hospital. We would like to draw the attention of clinicians to myofibroblastoma as a rare possibility in the differential diagnosis of a breast mass.


2019 ◽  
Vol 10 ◽  
pp. 215265671989336
Author(s):  
Raghul Sekar ◽  
Raja Kalaiarasi ◽  
Sivaraman Ganesan ◽  
Arun Alexander ◽  
Sunil K. Saxena

Chondroid syringoma is a rare, skin appendageal tumor. It is also known as mixed tumor of skin, as it histologically resembles mixed tumor of salivary gland (pleomorphic adenoma). It is most commonly a benign tumor, but a few malignant counterparts have been described in history. It usually presents as a solid, slow-growing, solitary, and painless nodule in the head and neck region. Malignant counterpart is rare and commonly affects trunk and extremities. Early diagnosis and surgery by wide local excision are the most reliable treatments to date. Recurrences are common and hence close follow-up is advised. In this study, we present a case of malignant chondroid syringoma of face with extensive extension into nose and paranasal sinuses, which was recurrent and managed by surgical excision and radiotherapy. To the best of our knowledge, this is the first reported case with extension and bone destruction into nose and sinuses.


Author(s):  
Richa Wadhawan ◽  
Nisheeth Saawarn ◽  
Swati Saawarn ◽  
Dharmendra Sharma

Author(s):  
Jong Min Park ◽  
Hye Rin Lim ◽  
Jo Heon Kim ◽  
Dong Hoon Lee

Low-grade fibromyxoid sarcoma (LGFS) is a soft tissue tumor that rarely occurs in the head and neck region. It occurs mainly in the proximal extremities and the trunk and is prevalent in the young and middle-aged adults. In the present case, LGFS was present at an atypical location and at an unusual age. The treatment of choice for LGFS is radical wide surgical excision with a clear margin. Long-term follow-up is essential for all patients with LGFS, as it has the potential for late recurrence or metastasis.


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