Low-Grade Malignant Triton Tumor of the Neck: A Case Report and Review of the Literature by Taissir Omar, Hanaa Raslan, Sahar El Sheikh, Moataz Rizq, Awatef Draz

“…Rhabdomyoblastic differentiation in a malignant peripheral nerve sheath tumor (MPNST) is termed malignant triton tumor (MTT), a rare neoplasm that poses a diagnostic dilemma in the differential diagnosis of neck masses and portends poor prognosis. …”
Get full text

A Rare Tumor of Nasal Cavity: Glomangiopericytoma by Aysegul Verim, Cigdem Kalaycik Ertugay, Cigdem Tepe Karaca, Pembegul Gunes, Shahrouz Sheidaei, Cagatay Oysu

“…Glomangiopericytoma is a rare vascular neoplasm characterized by a pattern of prominent perivascular growth. …”
Get full text

Coexistence of Primary GEJ Adenocarcinoma and Pedunculated Gastric Gastrointestinal Stromal Tumor by Aroub Alkaaki, Basma Abdulhadi, Murad Aljiffry, Mohammed Nassif, Haneen Al-Maghrabi, Ashraf A. Maghrabi

“…Concurrent occurrence of GIST and gastroesophageal junction (GEJ) neoplasm is rare. We report a 55-year-old gentleman presenting with a polyp at the GEJ and a synchronous, large, and pedunculated gastric mass at the greater curvature. …”
Get full text

Relapsed Acute Lymphoblastic Leukemia Presenting as Acute Renal Failure by Ashley Rose, Samuel Slone, Eric Padron

“…It is an aggressive hematologic neoplasm, with a bimodal age distribution typically presenting in childhood and the 6th decade of life (Terwilliger and Abdul-Hay, 2017). …”
Get full text

Dedifferentiated Leiomyosarcoma of the Uterus with Heterologous Elements: A Potential Diagnostic Pitfall by Kojo R. Rawish, Oluwole Fadare

“…Dedifferentiation is a phenomenon that is well characterized in a variety of tumors and is defined by the occurrence of a high-grade or undifferentiated tumor, typically unrecognizable regarding its line of differentiation, from a low-grade/borderline neoplasm. This phenomenon has previously been described in 2 uterine leiomyosarcomas, but both were devoid of heterologous elements. …”
Get full text

Post Irradiation Spindle Cell Carcinoma of Tonsillar Pillar by Prateek Kinra, V. Srinivas, Kavita Sinha, Vibha Dutta

“…A growth on the anterior tonsillar pillar, measuring 9×7×6 mm, was resected. The neoplasm occurred as a complication of radiotherapy (excessive cumulative radiation dose of 60 Gray) for carcinoma larynx with a latency period of three years. …”
Get full text

Long-term Outcomes (10 years) of Hepatic Transplantation in a Patient with Hepatic Adenomatosis: A Case Report by Abdullah Almunifi

“…Hepatocellular adenoma is a rare benign liver neoplasm, and hepatic adenomatosis is associated with risks such as intertumoral hemorrhage or necrosis. …”
Get full text

Intramuscular (Infiltrating) Lipoma of the Floor of the Mouth by Ben-Zion Joshua, Lipa Bodner, Ruthy Shaco-Levy

“…Lipoma is a very common soft tissue neoplasm, but only infrequently found in the oral region. …”
Get full text

Primary Small Cell Neuroendocrine Carcinoma of Paranasal Sinuses by Maliha Khan, Sobia Nizami, Aibek E. Mirrakhimov, Benjamin Maughan, Justin A. Bishop, William H. Sharfman

“…Small cell neuroendocrine carcinoma of the paranasal sinuses is an extremely rare and aggressive neoplasm. Despite aggressive management, the tumor carries a poor prognosis, with a high risk of local recurrence or distant metastases. …”
Get full text

Odontogenic Fibromyxoma of the Maxilla: A Case Report and Review of the Literature by Eva-Maria Dietrich, Styliani Papaemmanouil, Giorgos Koloutsos, Hlias Antoniades, Konstantinos Antoniades

“…Fibromyxoma represents a rare benign neoplasm that mostly affects the posterior region of the mandible. …”
Get full text

Primary Pulmonary Mucinous Cystadenocarcinoma: A Case Report by Andreas Efstathiou, Christos Asteriou, Nikolaos Barbetakis, Dimosthenis Miliaras, Athanassios Kleontas, Christos Karvelas, Miltiadis Lalountas

“…Primary pulmonary mucinous cystadenocarcinoma (PMCAC) is an extremely rare cystic neoplasm. A case of a 56-year-old male with a cystic lesion of the right lower lobe is described. …”
Get full text

Review of Small Cell Carcinomas of the Prostate by P. Furtado, M. V. A. Lima, C. Nogueira, M. Franco, F. Tavora

“…Small cell carcinoma of the prostate is a rare neoplasm, with only a few series hitherto reported. …”
Get full text

Mayor Erythropoietic Response after Deferasirox Treatment in a Transfusion-Dependent Anemic Patient with Primary Myelofibrosis by Del Corso Lisette, Balleari Enrico, Arboscello Eleonora, Ghio Riccardo, Mencoboni Manlio, Racchi Omar

“…Primary myelofibrosis (PMF) is a myeloproliferative neoplasm frequently complicated by transfusion dependent anemia. …”
Get full text

Renal Cancer Stem Cells: Characterization and Targeted Therapies by Anna Julie Peired, Alessandro Sisti, Paola Romagnani

“…Renal cell carcinoma (RCC) is a major neoplasm with high incidence in western countries. …”
Get full text

Massive Fetomaternal Hemorrhage Caused by an Intraplacental Choriocarcinoma: A Case Report by Anna-Karina Aaris Henningsen, Lisa Leth Maroun, Hanne Havsteen, Jens Svare

“…Intraplacental choriocarcinoma is a rare but highly malignant trophoblastic neoplasm. When found near term the risk of maternal metastasis is high because of the late diagnosis. …”
Get full text

Motion - Colonoscopic Surveillance is more Cost Effective than Colectomy in Patients with Ulcerative Colitis: Arguments Against the Motion by Anders Ekbom

“…Patients who are enrolled in surveillance programs are more likely to be thoroughly evaluated beforehand, are more likely to be given a diagnosis of dysplasia or neoplasm even when asymptomatic and are more likely to comply with medical treatment, including maintenance anti-inflammatory medication. …”
Get full text

Clear Cell Papillary Renal Cell Carcinoma in the Bilateral Native Kidneys after 2 Years of Renal Transplantation: Report of a Case and Review of the Literature by Zhanyong Bing, John E. Tomaszewski

“…Clear cell papillary renal cell carcinoma is a recently described unique renal epithelial neoplasm with scant eosinophilic or moderate amount of clear cytoplasm and pyknotic small nuclei oriented commonly toward the apical surfaces. …”
Get full text

Evading Capture by Residual Disease Monitoring: Extramedullary Manifestation of JAK2 V617F-Positive Primary Myelofibrosis After Allogeneic Stem Cell Transplantation by Stephen E. Langabeer, James Nolan, Karl Haslam, Lindsey Clarke, Richard Flavin, Eibhlin Conneally

“…Monitoring of the JAK2 V617F allele burden in myeloproliferative neoplasms after allogeneic stem cell transplantation is useful to determine levels of residual disease and has the potential to detect early relapse and guide subsequent clinical intervention. …”
Get full text

Paraneoplastic Pemphigus Associated with Follicular Dendritic Cell Tumor in the Mediastinum by Aparna Mullangath Prakasan, Anne Jennifer Prabhu, Kanmani Velarasan, Selvamani Backianathan, Thomas Samuel Ram

“…Paraneoplastic Pemphigus (PNP) is an autoimmune bullous disease characterized by severe stomatitis, polymorphous skin eruptions, and underlying neoplasms. Diagnosis of cutaneous paraneoplastic disorders requires high index of suspicion. …”
Get full text

MPO Expression of Background Neutrophils in MPO Negative Acute Promyelocytic Leukemia, An Easy Clue to Corroborate a Challenging Diagnosis: A Case Report and Review of Literature by Kritika Krishnamurthy, Jui Choudhuri, K. H. Ramesh, Yanhua Wang

“…An easy way to identify background MPO deficiency confounding the immunophenotype of a myeloid neoplasm is the MPO expression in background neutrophils gated on the initial flow cytometry. …”
Get full text