A Case of Myxoid Liposarcoma of the Retroperitoneum: A Challenging Tumour for Diagnosis and Treatment by Emanuele Grasso, Fabio Marino, Michele Bottalico, Michele Simone

“…Retroperitoneal sarcomas are rare neoplasms that account for only 1%-2% of all solid tumors and liposarcomas represent the most frequent histological type. …”
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Pedunculated Cecal Lipoma Causing Colo-Colonic Intussusception: A Rare Case Report by Stefanos Atmatzidis, Grigoris Chatzimavroudis, Aristidis Patsas, Basilis Papaziogas, Spiros Kapoulas, Stelios Kalaitzis, Ananias Ananiadis, John Makris, Konstantinos Atmatzidis

“…Colonic lipomas are uncommon nonepithelial neoplasms that are typically sessile, asymptomatic and incidentally found during endoscopy, surgery, or autopsy. …”
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Renal PEComa in a young male: A case report and insights from the literature by Rashad Sholan, Rufat Aliyev, Malahat Sultan, Anar Almazkhanli, Savalan Karim, Jalal Gasimov

“…Perivascular epithelioid cell tumors (PEComas) are rare mesenchymal neoplasms, commonly found in the uterus and retroperitoneum. …”
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Synchronous primary aneurysmal bone cysts: A rare case report and literature review by Noori Al Kadhim, DO, Akinyemi A Akintayo, MD, Alexander Ree, MD, Pedram Rezai, MD

“…They have characteristic imaging and histologic features and have historically been classified into two types: primary ABCs, which are true neoplasms linked to specific oncogenes, and secondary ABCs, which are preceded by other bone lesions. …”
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Developmental Defects in Trisomy 21 and Mouse Models by Jean Maurice Delabar, Revital Aflalo-Rattenbac, Nicole Créau

“…Aneuploidies have diverse phenotypic consequences, ranging from mental retardation and developmental abnormalities to susceptibility to common phenotypes and various neoplasms. This review focuses on the developmental defects of murine models of a prototype human aneuploidy: trisomy 21 (Down syndrome, DS, T21). …”
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Pitfalls in the Diagnosis of Anaplastic Large Cell Lymphoma with a Small Cell Pattern by Rowan L. Grigoropoulos, Penny Wright, Mars B. van t'Veer, Mike A. Scott, George A. Follows

“…This case shows the importance of having a high index of suspicion and assessing CD30 and anaplastic lymphoma kinase expression in all suspected T-cell neoplasms even though this rare condition is not necessarily expected.…”
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An Unusual Case of a Tonsillolith by John Chan, Mamun Rashid, Yakubu Karagama

“…Large tonsilloliths can mimic many conditions including abscesses or neoplasms. Given the wide range of differentials, it is difficult to diagnose tonsilloliths unless there is a considered emphasis on thorough history taking, careful inspection and a detailed characterisation of the lesion through digital palpation. …”
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An Inguinal Perivascular Epithelioid Cell Tumor Metastatic to the Orbit by Zofia Tynski, Way Chiang, Albert Barrett

“…Malignant PEComas are rare mesenchymal neoplasms. These tumors harbor distinct myomelanocytic phenotype. …”
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Solitary Fibrous Tumour of the Pleura: A Case Report by George Rakovich, Maxime Laflamme, Denise Ouellette, Gilles Beauchamp

“…Solitary fibrous tumours of the pleura are rare pleural neoplasms that are distinct from mesothelioma. Most of them are benign, although some behave aggressively; morphological and pathological features are important in distinguishing them from mesothelioma and in predicting clinical behaviour. …”
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Hemodynamic Instability Induced by Superselective Angiography of the Ophthalmic Artery by Stephan Klumpp, Lydia M. Jorge, Mohammed Ali Aziz-Sultan

“…Retinoblastoma is one of the most common ophthalmic neoplasms affecting children worldwide. Since its recent introduction, superselective ophthalmic artery injection of chemotherapy with melphalan has significantly reduced the need for enucleation in patients with advanced disease and also shown to have minimal adverse effects on visual acuity as compared to the conventional therapy. …”
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Pleomorphic Adenomas of the Parapharyngeal Space by İstemihan Akın, Tuğba Karagöz, Murad Mutlu, Mehmet Şahan, Evrim Önder

“…Parapharyngeal space is one of potential facial planes for neoplasms and infections and represents less than 1% of all head and neck tumours. …”
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Pilomatrixoma of the parotid region: A benign tumor mimicking metastatic cutaneous squamous cell carcinoma by Nikita Grieder, MD, Marcella Pucci, MD, Claudio De Vito, MD, PhD, Yan Monnier, MD, PhD, Nicolas Dulguerov, MD, Maxime Mermod, MD, PhD

“…Head and neck tumors in adults present a broad differential diagnosis, particularly when considering malignant neoplasms that require prompt diagnosis and intervention. …”
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Idiopathic Vanishing Bile Duct Syndrome in a Young Female: A Case Report by Min Ji Kim, Hyun Myung Cho, Young Mi Hong, Ki Tae Yoon

“…This condition is commonly associated with drug side effects, infections, neoplasms, and autoimmune diseases, but the precise mechanism of its development is unclear. …”
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Endoscopic Submucosal Dissection in the Colorectum: Feasibility in the Canadian Setting by Marietta Iacucci, Gregory Eustace, Toshio Uraoka, Yutaka Saito, Miriam Fort Gasia, Jon Love, Naohisa Yahagi

“…Endoscopic submucosal dissection is a minimally invasive endoscopic technique for the removal of gastrointestinal tumours that is increasingly being used for colonic neoplasms to spare resection of colon in selected patients. …”
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DIABETES INSIPIDUS: LITTLE-KNOWN FACTS by L. Yu. Morgunov

“…The most common causes of diabetes insipidus are neurosurgical operations on the pituitary gland due to its defeat by benign and malignant tumors, the neoplasms themselves, lymphocytic hypophysitis. Much less is known about the development of metastatic lesions of the pituitary gland by primary tumors of the lung, breast and kidneys. …”
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Epithelial-Myoepithelial Carcinoma of the Base of Tongue with Possible Lung Metastases by Michael Y. Chen, Vipul Vyas, Ryan Sommerville

“…Epithelial-myoepithelial carcinomas are rare neoplasms usually arising from the salivary glands. …”
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Ileocecal intussusception in a patient with ileal melanoma metastasis: clinical case and review of the literature by M. A. Danilov, A. O. Atroschenko, S. V. Pozdnyakov, G. G. Saakyan

“…Intestinal intussusception is a rare condition, especially in adults, which can develop due to both benign and malignant neoplasms. Commonly intestinal intussusception is an accidental diagnostic finding, however cases of clinically severe intussusception resulting in impaired passage of intestinal content are described in the literature. …”
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Infantile undifferentiated sarcomas: a diagnostic and therapeutic challenge – two case reports and literature review by Aleksandra Stanio, Jakub Czarny, Sandra Rutkowska, Katarzyna Adamczewska-Wawrzynowicz, Łukasz Młynarczyk, Agnieszka Stróżyk, Katarzyna Jończyk-Potoczna, Alicja Bartkowska-Śniatkowska, Jacek Wachowiak, Katarzyna Derwich, Olga Zając-Spychała

“…Background: Soft tissue undifferentiated sarcomas (STUS) are an ultra-rare and heterogenous group of mesenchymal neoplasms often lacking known genetic abnormalities with a marked vulnerability towards intensive therapy such as invasive surgery and high dose chemotherapy. …”
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Colposcopy: its importance for the prevention of cervical cancer by Dayamí Rodríguez Soto, Eneida Bravo Polanco

“…Cervical cancer, or carcinoma of the cervix, is a disease that has caused great impact in all social spheres, contributing to the high rates of morbidity and mortality throughout the world, including malignant neoplasms that develop in the lower fibromuscular portion of the uterus. …”
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Voluminous Extracardiac Adult Rhabdomyoma of the Neck: A Case Presentation by Riccardo Maglio, Scicchitano Francesco, Magistri Paolo, Valabrega Stefano, D'Angelo Francesco, Ramacciato Giovanni

“…We report a case of voluminous extracardiac adult rhabdomyoma affecting adult patients and initially seen as slowly growing, indolent neoplasms. The patient is a seventy-year old male Italian patient. …”
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