Wide Resection and Iliac Crest Arthrodesis for Multiply Recurrent Giant Cell Tumor of First Metatarsal by Andrew Golz, Michael Murphy, Lukas Nystrom, Adam Schiff

“…Giant cell tumor of bone is a benign, aggressive neoplasm commonly arising in the femur, tibia, and distal radius and less commonly in the hands and feet. …”
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Imaging, Histopathologic, and Treatment Nuances of Pulmonary Carcinosarcoma by Tyler Gleason, Michael Haas, Brian H. Le

“…Biopsy of the lesion revealed a poorly differentiated neoplasm composed of distinct epithelial and mesenchymal components, consistent with carcinosarcoma. …”
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Chordoid Glioma as a Differential Diagnosis of Anterior Third Ventricle Tumours: A Rare Case Report and Five-Year Follow-Up by Kristin Suetens, Jeroen Swinnen, Linde Stessens, Sofie Van Cauter, Geert Gelin

“…A chordoid glioma comprises a low-grade suprasellar neuroepithelial neoplasm originating in the anterior part of the third ventricle, with consistent radiological features on MRI. …”
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Intramedullary Osteosclerosis of the Tibia Diaphysis by Ganesh Singh Dharmshaktu, Ajay Kamat, Ishwar Singh Dharmshaktu

“…Obliteration of the medullary cavity, in the absence of associated features of common causes such as infection, neoplasm, or injury should arise suspicion of this rare differential diagnosis. …”
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Lymphoepithelioma-Like Carcinoma of the Lung: An Unusual Case and Literature Review by Yuan-Chun Huang, Ching Hsueh, Shang-Yun Ho, Chiung-Ying Liao

“…It is important for clinicians, pathologists, and radiologists to understand the clinical, pathological, and radiological presentations of this neoplasm to avoid improper clinical decision making and misdiagnosis.…”
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Pulmonary Tumor Thrombotic Microangiopathy from Metastatic Prostate Carcinoma by Dhruv Nayyar, Kavitha Muthiah, Christopher S. Hayward, Zerlene Lim, Emily K. Granger, Mark Nicholls, Allan R. Glanville

“…The most common causative neoplasm is gastric adenocarcinoma. We report a case caused by metastatic prostate adenocarcinoma, diagnosed postmortem in a 58-year-old male. …”
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Lymphoepithelioma-Like Carcinoma of the Skin Treated with Wide Local Excision and Chemoradiation Therapy: A Case Report and Review of the Literature by Theresa M. Gille, Edward F. Miles, Allen O. Mitchell

“…Lymphoepithelioma-like carcinoma of the skin (LELCS) is a rare cutaneous neoplasm microscopically similar to undifferentiated nasopharyngeal carcinoma. …”
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The rhabdoid variant of adrenocortical carcinoma-Report of three cases and literature review by Pavithra Ayyanar, Mukund N. Sable, Amit K. Adhya, Manoj K. Das, Madhabananda Kar, Pritinanda Mishra

“…We reviewed the clinicopathological features of nine cases of adrenocortical neoplasm. Out of which, three cases of ACC showed predominant rhabdoid morphology. …”
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Polypoid Endometriosis of Cervix: A Case Report by Syed Asif Hashmi, Yashika Bhatia, Sanjay Singh

“…Polypoid endometriosis is a variant of endometriosis that may be mistaken for a neoplasm on clinical and pathologic examination. There is often a delay in diagnosis resulting in unnecessary suffering and reduced quality of life. …”
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New developments in immunotherapy for SCLC by Zhonglin Hao, Tsering Dolkar, Christopher Gates, Reinhold Munker

“…Small cell lung cancer (SCLC) is an aggressive form of neuroendocrine neoplasm known for its striking initial response to treatment, followed by fast relapse and refractoriness in response to additional lines of therapy. …”
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Extramedullary Solitary Plasmacytoma with Anaplastic Features of the Nasopharynx by Parikshit Padhi, Radwa El-Behery

“…The preliminary reports suggested a high-grade lymphoma; however, after further testing, it was revealed to be an anaplastic plasma cell neoplasm. PET scan, bone marrow biopsy, serum and urine protein electropheresis, serum immunofixation and light chains were all unremarkable for systemic disease. …”
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Sarcomatoid variant of Xp11 translocation renal cell carcinoma: A rare case report in an adult female by Rakhi V. Jagdale, Supriya Jain, Jaydeep N. Pol, Makarand V. Khochikar

“…Xp11 translocation renal cell carcinoma (XPTRCC) is a very rare kidney neoplasm, which has been predominantly reported in young patients. …”
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Inflammatory myofibroblastic tumor of the right renal pelvis: A case report by Xiaorui Zhu, Xueli Dong, Hongzhou Sheng, Renbin Deng, Xianzhong Duan

“…Inflammatory myofibroblastic tumor(IMT) is an uncommon soft tissue neoplasm rarely reported in the urinary tract. A 54-year-old male presented to our institution with low back and abdominal pain, hematuria, and lower urinary tract symptoms for 2 months. …”
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A Leydig Cell Tumour in a Cat: Histological and Immunohistochemical Findings by Pietro Asproni, Francesca Millanta, Davide Lorenzi, Alessandro Poli

“…To our knowledge, this is the first description of a feline Leydig cells tumour without any concurrent testicular neoplasm or in a nonretained testis.…”
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Erdheim-Chester Disease and Small Lymphocytic Lymphoma Collision Tumour Presenting as a Perirenal Mass by Antonio Maietta, Maryam Razmpoosh

“…Erdheim-Chester disease is a rare histiocytic neoplasm associated with MAPK pathway mutations. Disease manifestation is variable often involving many different organs, mainly bone, retroperitoneum, the heart, and the central nervous system. …”
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Rare Skeletal Complications in the Setting of Primary Hyperparathyroidism by Nikos Sabanis, Eleni Gavriilaki, Eleni Paschou, Asterios Kalaitzoglou, Dimitrios Papanikolaou, Pinelopi Ioannidou, Sotirios Vasileiou

“…Parathyroid carcinoma represents an extremely rare neoplasm with diverse clinical manifestations which vary from asymptomatic patients to severe complications of hypercalcemia or parathyrotoxicosis while skeletal involvement is rather common. …”
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Clear Cell Adenocarcinoma of the Renal Pelvis in a Male Patient by Sarawut Kongkarnka, Pruit Kitirattakarn, Hironori Katayama, Surapan Khunamornpong

“…Carcinoma of the renal pelvis is an uncommon renal neoplasm. Clear cell adenocarcinoma in the urinary tract is rare and has a histomorphology resembling that of the female genital tract. …”
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Glioblastoma Circulating Cells: Reality, Trap or Illusion? by A. Lombard, N. Goffart, B. Rogister

“…Glioblastoma multiforme (GBM), the most frequent primary brain neoplasm, is mainly characterized by a dismal prognosis. …”
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Hepatocellular Carcinoma with Prominent Intracytoplasmic Inclusions: A Report of Two Cases by Adeline R. Chelliah, Jasim M. Radhi

“…Hepatocellular carcinoma (HCC) is the commonest primary malignant neoplasm of the liver in most countries with a notoriously poor prognosis. …”
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Comparison of Diagnostic Cytomorphology of Natural Killer/T-Cell Lymphoma (Nasal Type) in Conventional Smears, Liquid-Based Preparations, and Histopathology by Chih-Yi Liu, Hui-Chih Tsai

“…NK/T-cell lymphoma, nasal type, is a rare but clinically important lymphoid neoplasm. It is the predominant type of extranodal lymphoma associated with the Epstein–Barr virus (EBV). …”
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