2,485 results match your criteria: "Imaging in Secondary Hyperparathyroidism"

Article Synopsis
  • * A 45-year-old woman, initially diagnosed with parathyroid adenoma, experienced a rise in hormone levels 2.5 years post-surgery, leading to further unsuccessful treatments before being referred for additional investigation.
  • * Ultimately, the diagnosis of parathyroid carcinoma was made after exploring the mediastinum, revealing metastases rather than the expected thyroid cancer spread, underscoring the need for careful follow-up in hyperparathyroidism cases.
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Article Synopsis
  • Brown tumors are rare bone lesions linked to hyperparathyroidism, often mistaken for multiple myeloma or metastatic cancer on imaging scans.
  • A 45-year-old woman with hip pain had imaging that revealed numerous suspicious lesions, initially pointing toward serious conditions but eventually diagnosed as brown tumors after additional tests.
  • This report aims to clarify the characteristics of brown tumors and how to distinguish them from similar conditions like multiple myeloma.
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Article Synopsis
  • - Limb-girdle muscular dystrophy (LGMD) is a diverse group of genetic muscle diseases that can often be misdiagnosed due to their varied symptoms and progressions.
  • - A case study details a 56-year-old woman with late-onset LGMD R1/2A, who faced multiple health issues including elevated creatine kinase levels, limb fatigue, and heart problems that required a pacemaker.
  • - The study highlights the importance of early diagnosis and targeted treatments for LGMD, especially since this patient also had rare conditions like sick sinus syndrome and primary hyperparathyroidism, which complicate the clinical picture.
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Preoperative total parathyroid volume is an independent marker to predict recurrence for secondary hyperparathyroidism.

Ann Med

December 2024

Department of Maxillofacial and Otorhinolaryngology Oncology, Tianjin Medical University Cancer Institute and Hospital, Key Laboratory of Basic and Translational Medicine on Head& Neck Cancer, Tianjin, Key Laboratory of Cancer Prevention and Therapy, Tianjin Cancer Institute, National Clinical Research Center of Cancer, Tianjin, China.

Purpose: This study aimed to explore the value of preoperative total parathyroid volume (TPV) as a marker for predict recurrence of renal secondary hyperparathyroidism (SHPT).

Methods: We identified 28 patients with recurrence and 128 without recurrence who underwent total parathyroidectomy with autotransplantation (tPTX + AT) at our institution between 2015 and 2022. The TPV and postoperative recurrence information of the patients were recorded.

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Background: Brown tumors are rare bone manifestations of primary hyperparathyroidism (PHPT) that may occur at different sites either as single or multiple lesions and they can easily be mistaken for malignant lesions. Neither bone site nor morphological or functional imaging are useful to drive the differential diagnosis and biopsy is often the only conclusive procedure.

Case Description: We report the case of a 53 years-old man referred to our outpatient clinic for severe symptomatic PHPT complicated by nephrolithiasis and osteoporosis.

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Parathyroid near-infrared autofluorescence use for parathyroidectomy in mild primary hyperparathyroidism: Results from a randomized monocentric trial.

Surgery

January 2025

CHU Nantes, Chirurgie Cancérologique, Digestive et Endocrinienne, Institut des Maladies de l'Appareil Digestif, Nantes Université, France. Electronic address:

Background: Multiglandular parathyroid disease, which is particularly frequent in patients with mild primary hyperparathyroidism, is a surgical challenge requiring bilateral cervicotomy with 4-gland exploration. Near-infrared autofluorescence of the parathyroid is increasingly used to prevent hypocalcemia after total thyroidectomy. However, its utility in decreasing operating time and aiding parathyroid identification during bilateral 4-gland exploration remains debated.

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Article Synopsis
  • The study aimed to improve surgical outcomes for patients with secondary hyperparathyroidism by investigating effective diagnostic methods for locating parathyroid glands before surgery.
  • A retrospective analysis of 710 patients revealed that using Tc-MIBI SPECT/CT fusion imaging in combination with ultrasound significantly enhanced gland detection rates compared to using either method alone.
  • The results indicated a high incidence of ectopic parathyroid glands, particularly in the left lower region, highlighting the importance of detailed anatomical understanding for successful surgical interventions.
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Article Synopsis
  • Chronic kidney disease (CKD) is a serious health issue that affects how the kidneys work and can cause problems with bones and minerals.
  • A 74-year-old man with CKD had high levels of parathyroid hormone (PTH) and calcium, which made it hard to figure out whether his condition was caused by secondary hyperparathyroidism or something else.
  • Doctors used advanced imaging to find a growth called a primary parathyroid adenoma and after surgery to remove it, his calcium and PTH levels returned to normal.
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Article Synopsis
  • Primary hyperparathyroidism is usually linked to a single parathyroid adenoma but can also involve ectopic adenomas in unusual locations like the mediastinum, while secondary hyperparathyroidism often arises from chronic kidney disease.
  • A 50-year-old female patient, with a history of parathyroidectomy, experienced recurrent hyperparathyroidism and was found to have multiple hyperplastic parathyroid glands that had seeded into her lungs, evidenced by imaging and confirmed through surgery.
  • The case underscores the diagnostic complexities of hyperparathyroidism, particularly in patients on hemodialysis, but ultimately resulted in a positive outcome after tumor removal surgery.
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This 65-year-old man suffering from hypercalcemia in a context of hyperparathyroidism treated by calcimimetics was referred to our institution to perform an 18 F-fluorocholine PET/CT in order to localize the pathological parathyroid gland(s). We incidentally discovered a brain metastatic pulmonary large cell neuroendocrine carcinoma in addition to a parathyroid adenoma. This case illustrates the value of FCH PET/CT in hyperparathyroidism workup event under calcimimetic treatment, as well as the potential of FCH PET/CT to reveal occult malignancies.

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Near-Infrared Autofluorescence Signatures of Single- vs Multigland Disease in Primary Hyperparathyroidism.

JAMA Otolaryngol Head Neck Surg

November 2024

Department of Endocrine Surgery, Endocrinology and Metabolism Institute, Cleveland Clinic, Ohio.

Importance: The success of parathyroidectomy depends on accurate intraoperative localization and identification of all diseased glands in parathyroid exploration based on surgeon expertise to prevent persistent hyperparathyroidism. Near-infrared autofluorescence (NIRAF) imaging has recently emerged as a promising adjunctive intraoperative tool for localizing parathyroid glands; however, its potential utility in the assessment of parathyroid glands has yet to be established.

Objective: To analyze the differences in NIRAF signatures of parathyroid glands in single vs multiple glands in primary hyperparathyroidism (pHPT).

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Multidisciplinary team approach for CKD-associated osteoporosis.

Nephrol Dial Transplant

December 2024

Division of Renal Medicine, Department of Clinical Science, Intervention and Technology, Karolinska Institutet, Karolinska Universitetssjukhuset, Stockholm, Sweden.

Article Synopsis
  • * The European Renal Osteodystrophy (EUROD) initiative emphasizes the importance of a multidisciplinary team (MDT) approach, bringing together specialists to tackle complex cases of CKD-associated osteoporosis.
  • * The establishment of kidney-bone MDTs is recommended to enhance diagnostics and personalized treatment plans for improve patient management in CKD-MBD across different levels of healthcare.
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We present a case of a 38-year-old male patient with symptomatic hypercalcemia secondary to primary hyperparathyroidism. After evaluation, the source of the excess parathyroid hormone was found to be an adenoma localized to the middle mediastinum. Specifically, it was located in the left paratracheal space along the lesser curve of the aortic arch.

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An Intriguing Case of Myocardial Deposits.

Cureus

August 2024

Advanced Cardiac Imaging, Willis Knighton Health, Shreveport, USA.

Cardiac calcification refers to calcium deposits in the coronary arteries, heart valves, pericardium, or myocardium. Calcium deposition within the myocardium is unique and can be secondary to metastatic or dystrophic calcification. Both forms are linked to cardiac abnormalities and poor prognosis.

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Article Synopsis
  • A 19-year-old girl had back and joint pain for a long time but didn't get checked out for 3 months, resulting in a serious bone condition called primary hyperparathyroidism.
  • She eventually broke a vertebra and went through various tests, but doctors couldn't find out what was wrong at first because they didn't check her calcium levels.
  • After finally getting diagnosed, doctors found problems like weak bones and growths in her neck, which are linked to her condition.
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Background/objective: Primary hyperparathyroidism (PHPT) may be asymptomatic or present with renal calculi, secondary osteoporosis, fractures and neuropsychiatric manifestations. Posterior reversible encephalopathy syndrome (PRES) and parkinsonism are atypical manifestations that may be rarely associated with PHPT. We report two patients who presented with the conditions mentioned above.

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Article Synopsis
  • Tumoral calcinosis (TC) is a rare disease that causes hard lumps of calcium to form in the body.
  • It happens often in people with severe kidney problems.
  • Doctors may need to do surgery to help with the symptoms if it gets too serious.
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[Primary hyperparathyroidism: From diagnosis to treatment].

Rev Med Interne

September 2024

Service d'endocrinologie, diabétologie, nutrition, CHU de Dijon, 2, boulevard Maréchal-de-Lattre-de-Tassigny, 21000 Dijon, France; Équipe Padys, centre de recherche Inserm U1231, 21000 Dijon, France; Université de Bourgogne, 21000 Dijon, France. Electronic address:

Primary hyperparathyroidism (PHPT) is the leading cause of hypercalcemia. It is secondary to hypersecretion of parathyroid hormone (PTH) by the parathyroid glands. Today, PHTP is asymptomatic in 80-90% of cases.

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An image of a giant brown tumor due to severe secondary hyperparathyroidism.

J Bras Nefrol

September 2024

Universidade Estadual de Campinas, Faculdade de Ciências Médicas, Departamento de Medicina Interna, Divisão de Nefrologia, Campinas, SP, Brazil.

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Background: Primary hyperparathyroidism, while increasing the susceptibility to osteoporosis, also amplifies the potential for fractures in vulnerable areas such as the femoral neck. It can also serve as an infrequent etiological factor behind vertebral compression fractures.

Case Report: This report discusses a case of multiple acute non-traumatic vertebral compression fractures in a patient diagnosed with primary hyperparathyroidism.

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Temporal research trends in parathyroid surgery.

Am J Surg

November 2024

Department of Surgery, MacKay Memorial Hospital and MacKay Medical College, Taipei, Taiwan; Institute of Biomedical Sciences, MacKay Medical College, New Taipei City, Taiwan; Department of Pharmacology, School of Medicine, College of Medicine, Taipei Medical University, Taipei, Taiwan. Electronic address:

Background: Progress has been observed in the pathophysiology of calcium homeostasis, localization studies, and intraoperative adjuncts in parathyroid surgery. The aim of this study is to gain a comprehensive perspective on the research landscape of parathyroid surgery over time.

Methods: A search of the Web of Science Core Collection was conducted to identify publications on parathyroid surgery from 1985 to 2024.

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Introduction: Chronic kidney disease is common, with a projected increase to 5.4 million people in need of kidney replacement therapy by 2030. As many as 61.

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