Giant fibrovascular polyps of the esophagus are rare, benign mesenchymal intraluminal lesions that arise from the cervical esophagus and can reach a very large size. Surgical excision is the treatment of choice, since endoscopic removal alone is not always feasible due to the presence of a very much vascularized stalk in most cases. We present two archetypal cases emphasizing the fact that these lesions can grow to huge masses with various and bizarre clinical presentation and they can arise (although rarely) at the level of the hypopharynx. We also aim to point out the role of imaging in defining the exact origin and characteristics of the stalk (width, vascularization) and the polyp structure (tissue components), thus providing useful information for planning the most appropriate surgical approach.
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http://dx.doi.org/10.1007/s00261-011-9787-9 | DOI Listing |
Introduction: Brown tumors are benign lesions caused by hyperparathyroidism and characterized by increased osteoclast activity and mass effect, which can lead to paraplegia when the spine is involved. Secondary hyperparathyroidism is common in patients on long-term hemodialysis therapy.
Case Report: We report the case of a 48-year-old man on regular dialysis who presented with leg weakness as well as back pain and was diagnosed with secondary hyperparathyroidism and thoracic spine tumor.
Int J Surg Pathol
November 2024
Department of Pathology & Lab Medicine, All India Institute of Medical Sciences, Bhubaneswar, Odisha, India.
Warthin-like subtype of papillary thyroid carcinoma (WLPTC) is a rare subtype of papillary thyroid carcinoma. This PTC subtype shows some pattern resemblance to Warthin tumors of the salivary gland, which confers its name but is a not genetically similar to salivary Warthin tumor, with the most frequent genetic change in WLPTC being BRAF p.V600E, the most frequent genetic driver of PTC.
View Article and Find Full Text PDFDermatopathology (Basel)
October 2024
Southern Regional Hospital of Tropical Dermatology-Trang Province, Department of Medical Services, Ministry of Public Health, Trang 92000, Thailand.
J Vet Diagn Invest
November 2024
Department of Veterinary Clinical Sciences, Jockey Club College of Veterinary Medicine and Life Sciences, City University of Hong Kong, Hong Kong SAR, China.
Literature covering diseases of the giant panda () is either in Chinese or focuses on infectious agents. Here we describe the clinical signs, gross and microscopic findings, and immunohistochemistry results of a B-cell lymphoma in multiple organs of a 35-y-old captive male giant panda. The animal was euthanized because of prolonged anorexia and vomiting.
View Article and Find Full Text PDFCureus
June 2024
Endocrinology, Diabetes and Metabolism, Prince Mohammed Bin Abdulaziz Hospital, Medina, SAU.
Primary hyperparathyroidism is characterized by excessive production of parathyroid hormone. As the condition progresses, bone loss primarily occurs due to resorption. A complication of this condition is the formation of fibrotic and cystic changes in the bone, known as brown tumors.
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