نتایج جستجو برای: rare tumors
تعداد نتایج: 403525 فیلتر نتایج به سال:
Sex cord-stromal tumors account for 5% of ovarian tumors and 2% of malignant ovarian tumors. Steroid cell tumors (SCT), not otherwise specified (NOS), are rare sex cord-stromal tumors of the ovary and account for less than 0.1% of all ovarian tumors. We report a rare case of a post-menopausal woman presented with hirsutism, virilism and with findings of hyperestrogenism.
Chondrrosarcoma of nasal septum is a rare tumor that referd to ENT department of Hazrat Rasool Hospital. We report two cases of chondrosarcoma nasal septum that extensive to ethmoid, Sphenoid sinuses and intracranial cavity. The main symptoms is obstraction of nasal and epistasis. The choice treatment is surgery and total resection of tumors.
Teratoma is one of the commonest ovarian tumors. Struma ovarii is a rare cystic teratoma which is predominantly composed of thyroid tissue. Sometimes, this tumor is accompanied by ascites and hydrothorax which suggests Meigs' syndrome. In this paper, a case of struma ovarii and serous cystadenoma in one oval}' and agenesis of contralateral ovary with hypoplasia of Fallopian tube and pseudo-Meig...
Brooke-Spiegler syndrome is a rare autosomal recessive disease characterized by adnexal neoplasms, particularly trichoepithelioma, cylindroma, and occasionally spiradenoma, which usually develop in second to third decades of life. We report this syndrome in a 16-year-old woman with tumors on face and scalp.
Solitary Fibrous Tumors (SFTs) are rare primary pleural neoplasms which have recently been reported in extra-thoracic sites. In this report, solitary fibrous tumor arising in an intra-thoracic goiter with no evidence of cervical mass in a 74-year-old obese man who was found to have a large superior mediastinal mass with tracheal deviation on Chest X-Ray is presented.
Epidermoid cyst in the spinal cord is a rare condition. It constitutes of only 0.6-1.1% of all spinal tumors. When they occur, the typical location is in the subdural, extramedullary space of the lumbo-sacral region.We report a forty-two -year-old female who presented with left extremity radicular pain and myelopathy. MRI of the thoracic spine,illustrated a focal fusiform enlargement of the tho...
Lymphomatous involvement of the appendix is rare and most of them are found accidentally from appendectomies to treat appendicitis. Here we report three cases of primary lymphoma of appendix of 10 year-old boy, 23-year-old man and 24-year-old woman that presented with abdominal pain to our hospital and the tumors were discovered during routine appendectomy for suspected "appendicitis". Our case...
Primitive Neuroectodermal Tumors(PNETs) are common tumors in children and are mainly intracranial in location. They frequently disseminate throughout the central nervous system via CSF(cerebrospinal fluid) and may rarely have metastasis outside the neuraxis. Rare cases of primary intraspinal PNETs have been reported so far and most of which are located intradurally in cauda equina. ...
Granular cell tumor is a rare benign neoplasm most commonly appears in the head and neck region, especially in the tongue, cheek mucosa, and palate. Occurrence in limbs is even rarer. These tumors account for approximately 0.5% of all soft tissue tumors. Granular cell tumor can also affect other organs including skin, breast, and lungs. Local recurrence and metastasis is potentially higher in m...
Brown Tumors are rare benign tumors that considered to be the end manifestation of hyperparathyroidism. They can clinically identified as localized palpable masses in any part skeleton. Radiological features vary according extent In this case report, we present a 24-year-old male on haemodialysis for stage renal disease, with brown tumor mandible and maxillary alveolus consequence longstanding ...
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