Results 31 to 40 of about 4,246,868 (297)

Hyperparathyroidism: Unusual location of brown tumors [PDF]

Clinical Case Reports, 2022
AbstractBrown tumors (BTs) are due to a proliferation of multinucleated giant cells in osteolytic lesions. They complicate the course of hyperparathyroidism. Thanks to an early screening of bone metabolism disorders; BTs are nowadays rare bone manifestations. We demonstrate through these two cases reports unusual locations of BTs in hyperparathyroidism.
Alia Fazaa, Yasmine Makhlouf, Soussen Miladi, Mariem Sellami, Kmar Ouenniche, Leila Souebni, Selma Kassab, Selma Chekili, Kawther Ben Abdelghani, Ahmed Laatar   +9 more
openaire   +3 more sources

Primary hyperparathyroidism presenting as a brown tumor in the mandible: a case report

BMC Endocrine Disorders, 2020
Background Primary hyperparathyroidism is characterized by hypercalcemia and elevated or inappropriately normal serum levels of parathyroid hormone.
Bojin Xu, Jie-Fei Yu, Yingli Lu, B. Han
semanticscholar   +1 more source

Brown tumor complicating end-stage kidney disease

Clinical Nephrology - Case Studies, 2020
Longstanding, severe hyperparathyroidism (HPT) can lead to the formation of “brown tumors”. A brown tumor is a radiolucent bone lesion that is locally destructive; it is not a neoplasm, but rather a stromal mass consisting of fibrous tissue, poorly ...
M. Wiederkehr
semanticscholar   +1 more source

Maxillary brown tumor as initial presentation of parathyroid adenoma: A case report

Kaohsiung Journal of Medical Sciences, 2012
Brown tumor is a rare late-stage skeletal change caused by long-term stimulation of excess parathyroid hormone. It is not neoplastic, but a reparative cellular process.
Hon-Ke Sia, Ming-Chia Hsieh, Li-Heng Yang, Shih-Te Tu   +3 more
doaj   +1 more source

Three Rare Concurrent Complications of Tertiary Hyperparathyroidism: Maxillary Brown Tumor, Uremic Leontiasis Ossea, and Hungry Bone Syndrome

Journal of Bone Metabolism, 2020
A 48-year-old woman in her 40’s with end-stage renal disease and tertiary hyperparathyroidism (HPT) presented for a rapidly progressive maxillary tumor.
Natalie Bransky, N. R. Iyer, S. M. Cannon, A. Tyan, Praneet S. Mylavarapu, Ryan K. Orosco, D. Hom, Alan Ali Moazzam   +7 more
semanticscholar   +1 more source

Multifocal osteolytic lesions of jaw as a road map to diagnosis of brown tumor of hyperparathyroidism: A rare case report with review of literature

Journal of Oral and Maxillofacial Pathology, 2020
Brown tumor is unifocal or multifocal bone disease which represents terminal stage of hyperparathyroidism (HPT)-dependent bone pathology. It is recognized as a component of metabolic bone disease called osteitis fibrosa cystica generalisata or Von ...
Suchitra Gosavi, H. Kaur, P. Gandhi
semanticscholar   +1 more source

Missed C5 vertebral brown tumor causing spinal cord compression and myelopathy: A case report and literature review

Clinical Case Reports, 2022
We aim to report a patient with vertebral brown tumor in the context of a primary hyperparathyroidism presented by shoulder pain. This is the first report of C5 brown tumor involvement in a primary hyperparathyroid patient and emphasizes the ...
Babak Mirzashahi, Farzad Vosoughi, Saied Besharaty, Sadegh Hasani Satehi   +3 more
doaj   +1 more source

Brown tumor due to primary hyperparathyroidism resulting in acute paraparesis: Case report and literature review

Surgical neurology international, 2020
Background: Brown tumor (Osteoclastoma) is a rare benign, focal, lytic bone lesion most commonly attributed to a parathyroid adenoma; it occurs in approximately 5% of patients with primary hyperparathyroidism, and 13% of patients with secondary ...
Ahmed Shaaban, M. Ibrahem, A. Saleh, A. Haider, Abdulnasser Alyafai   +4 more
semanticscholar   +1 more source

Severe hypercalcemia and a pelvic brown tumor in an adolescent with primary hyperparathyroidism: a case report

BMC Pediatrics, 2020
Background Primary hyperparathyroidism may present in a myriad of manners, varying from an incidental asymptomatic biochemical finding to gastrointestinal, psychiatric, renal, and bone manifestations. While hyperparathyroidism remains a rare diagnosis in
O. Legault, M. Inman, N. Moolman, S. Wiebe, A. Poulin, M. Nour   +5 more
semanticscholar   +1 more source

Brown tumor causing thoracic compressive myelopathy: A case report and review of literature

Indian Spine Journal, 2021
Brown tumors are nonneoplastic bony lesions resulting from primary, secondary or tertiary hyperparathyroidism. Primary hyperparathyroidism is caused by parathyroid adenomas or parathyroid hyperplasia while chronic renal failure is a common cause of ...
Manoj Kumar Ramachandraiah, Thomas Joseph Kishen   +1 more
doaj   +1 more source