Publications by authors named "Orloff L"

Importance: Intraoperative parathyroid hormone (IOPTH) monitoring is recommended by the American Association of Endocrine Surgeons for use during parathyroidectomy for patients with primary hyperparathyroidism (PHPT), but there is no clinician consensus regarding the IOPTH monitoring criteria that optimize diagnostic accuracy.

Objective: To evaluate and rank the diagnostic properties of IOPTH monitoring criteria used during surgery for patients with PHPT.

Data Sources: A bayesian diagnostic test accuracy network meta-analysis (DTA-NMA) was performed, in which peer-reviewed citations from January 1, 1990, to July 22, 2023, were searched for in MEDLINE, Embase, Web of Science, CENTRAL, and CINAHL.

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Objective: To assess the prevalence of psychological distress (PD) among thyroid cancer patients (TCPs) and identify clinical, demographic, and socioeconomic factors associated with PD.

Study Design: Retrospective population-based cohort study.

Setting: 2016 to 2018 National Health Interview Survey.

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Importance: Depression is more prevalent among individuals with cancer than in the general population and is correlated with increased mortality in patients with head and neck cancer (HNC) in particular.

Objective: To compare the prevalence of depression between patients with HNC and patients with other cancers.

Design, Setting, And Participants: This retrospective cohort study used population-level data on patients aged 18 years or older with cancer who participated in the 2019 National Health Interview Survey and had completed the Personal Health Questionnaire-8 (PHQ-8).

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Purpose: Obesity increases colon cancer risk that has been previously linked to marrow-derived myeloid cells. We previously demonstrated that exercise training (EX) prevents colon cancer initiation, potentially through reduced myelopoiesis. However, it remains unknown whether early myeloid cell accumulation and inflammation in the colon precedes carcinogenesis with high-fat diet (HFD)-induced obesity, and if EX can attenuate these effects.

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Squamous cell carcinoma (SCC) of the tongue is the most prevalent form of oral cavity cancer, with surgical intervention as the preferred method of treatment. Achieving negative or free resection margins of at least 5 mm is associated with improved local control and prolonged survival. Nonetheless, margins that are close (1-5 mm) or positive (less than 1 mm) are often observed in practice, especially for the deep margins.

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Importance: Accurate preoperative localization is critical to success in targeted parathyroidectomy for primary hyperparathyroidism.

Objective: To determine if the association between the long axis of a parathyroid adenoma (PTA) candidate and strap musculature on sagittal ultrasonography (US) can be used to predict the embryologic origin of the gland.

Design, Setting, And Participants: This diagnostic study was performed using the Stanford Research Repository.

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Importance: Nodule rupture is a rare but serious complication of thyroid radiofrequency ablation (RFA). With growing adoption of thyroid RFA across the US, an understanding of thyroid nodule rupture (TNR) is crucial for recognition, management, and, ultimately, prevention.

Objective: To determine procedural and patient factors that may contribute to TNR and describe experiences in managing TNR while synthesizing existing literature.

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Objectives: The Salivary Gland Committee of the American Academy of Otolaryngology-Head and Neck Surgery seeks to standardize terminology and technique for ultrasonograpy used in the evaluation and treatment of salivary gland disorders.

Methods: Development of expert opinion obtained through interaction with international practitioners representing multiple specialties. This committee work includes a comprehensive literature review with presentation of case examples to propose a standardized protocol for the language used in ultrasound salivary gland assessment.

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Background: Radiofrequency ablation for benign thyroid nodules aims to achieve a volume reduction rate of ≥50%. However, factors that predict treatment success have not been defined in a large-scale study.

Methods: A prospective cohort study of biopsy-proven benign thyroid nodules treated with radiofrequency ablation at 3 institutions was performed.

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Management options for benign, autonomously functioning, and malignant thyroid nodules were limited to surgery or targeting by radioactive iodine before the availability of radiofrequency ablation (RFA). Despite being a relatively new technique, RFA may be favored for patients of high surgical risk, and for those who wish to avoid hypothyroidism. Although insurance coverage for the procedure can be a significant barrier, several groups of investigators have shown improved quality of life for RFA compared to surgery, due to the less invasive nature and favorable risk profile.

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Article Synopsis
  • Various US-based risk stratification systems for thyroid nodules are used globally, but inconsistent definitions and malignancy ratings create confusion and complicate comparisons between studies.
  • Interobserver variability in identifying ultrasound characteristics also hinders the consistent application of these systems.
  • In 2018, an international group of 19 experts formed the International Thyroid Nodule Ultrasound Working Group to develop the International Thyroid Imaging Reporting and Data System (I-TIRADS), starting with a lexicon and atlas of ultrasound descriptors for thyroid nodules.
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The treatment of hyperparathyroidism through parathyroidectomy requires careful and complete preoperative evaluation. There are multiple imaging modalities and methods available to clinicians today to aid in identifying a pathological lesion; however, each has limitations that the clinician must understand. A systematic approach to patient evaluation, imaging, and surgical exploration is necessary to ensure accurate diagnosis and maximize the chances of minimally invasive and successful surgical removal.

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Before the 20th century, thyroid surgery was regarded as "horrid butchery" such that no honest and sensible surgeon would ever engage in it. Yet, by the mid-20th century, thyroidectomy had become a respected, life-saving, safe, and increasingly practiced operation. From Kocher to Wells and onward into the 21st century, the evolution of thyroid surgery has continued, enhanced by the integration of endocrinology, genetics, immunology, physiology, technology, training, and multidisciplinary care.

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Objective: The value-based healthcare model aims to improve the quality of care and lower health care costs. The standard value equation (ie, Value = Quality/Cost), while conceptually useful, is grossly oversimplified and lacks clinical relevance. This study introduces a more detailed value equation that generates disease-specific value scores and incorporates real-world clinical and cost data to demonstrate its use.

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Background: Thyroid and parathyroid operations are among the most commonly performed surgeries in the world; however, there remains a paucity of prospective clinical trials evaluating the efficacy of opioid-sparing protocols after surgery.

Study Design: This prospective nonrandomized study was performed between March and October 2021. Participants self-selected their cohort of either an opioid-sparing protocol of acetaminophen/ibuprofen or a treatment-as-usual protocol with opioids.

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Objective: The incidence of thyroid cancer has significantly increased in recent decades. Although most thyroid cancers are small and carry an excellent prognosis, a subset of patients present with advanced thyroid cancer, which is associated with increased rates of morbidity and mortality. The management of thyroid cancer requires a thoughtful individualized approach to optimize oncologic outcomes and minimize morbidity associated with treatment.

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Objective: Radiofrequency ablation (RFA) of benign thyroid nodules has gained traction for its therapeutic effectiveness, thyroid function preservation, and minimally invasive nature. While a growing body of evidence reports positive outcomes from thyroid RFA, financial comparisons between both procedures remain limited. This analysis aims to more accurately measure the direct cost of thyroid RFA in comparison to thyroid lobectomy.

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Devices for near-infrared light stimulation of autofluorescence (NIRAF) allow for intraoperative identification of parathyroid glands with high sensitivity in adults. However, their performance in the pediatric population is unknown. In this case series with chart review at a tertiary academic children's hospital, we investigated pediatric patients undergoing thyroid surgery and concurrent use of a probe-based NIRAF device.

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For cytologically benign thyroid nodules with very low to intermediate suspicion ultrasound patterns, optimal ultrasound follow-up intervals and outcomes of discontinuing follow-up are unclear. Ovid MEDLINE, Embase, and Cochrane Central were searched through August 2022 for studies comparing different ultrasound follow-up intervals and discontinuation versus continuation of ultrasound follow-up. The population was patients with cytologically benign thyroid nodules and very low to intermediate suspicion ultrasound patterns, and the primary outcome was missed thyroid cancers.

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Background: Diagnosis of papillary thyroid microcarcinoma, defined as papillary thyroid carcinoma measuring 1cm or less in greatest diameter, has increased with improvements in ultrasound technology and widespread familiarity and utilization. Given the indolent course of papillary thyroid carcinoma, active surveillance is considered an acceptable alternative to surgical resection for select patients. Candidacy for active surveillance is determined by a number of patient and tumor characteristics.

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Importance: Thyroid cancer is the most common pediatric endocrine malignant neoplasm. Disparities in the workup of thyroid nodules may be significantly associated with thyroid cancer outcomes.

Objective: To determine the association of sociodemographic factors with the odds of receiving a biopsy, timeliness of the procedure, and risk of nodule malignancy.

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Background: Ultrasonography has become an essential tool for the evaluation and management of thyroid and parathyroid diseases. Its applications extend beyond neck endocrine conditions to a multitude of pathologies within the head and neck region.

Objectives: Our study aimed to: (1) provide a broad review of neck ultrasonography and key findings in neck endocrine diseases; (2) support skilled performance office-based diagnostic ultrasonography and its varied applications.

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Ultrasound has become indispensable for identification of thyroid and parathyroid pathology, but normal parathyroid glands have historically been considered too subtle to accurately detect. Inability to identify and protect parathyroid glands can result in hypoparathyroidism and hypocalcemia during thyroidectomy surgery as well as misinterpretation of central neck structures in the postoperative neck. Advances in ultrasound resolution have opened the door to novel applications for this technology.

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Objective: To evaluate nodule height-to-width ratio as a continuous variable predicting likelihood of thyroid malignancy.

Study Design: Retrospective cohort study.

Setting: All study information was collected from a single academic tertiary care hospital.

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