原発性副甲状腺症の遺伝的または馴染みのある形態:家族性隔離性副甲状腺症の症例シリーズと文献のレビュー

Miguel Madeira^1,2, Maria Caroline Alves Coelho^3,4, Leandro Kasuki^1,2,5

¹Hospital Universitário Clementino Fraga Filho/Universidade Federal do Rio de Janeiro Departamento de Clínica Médica Rio de Janeiro RJ Brasil Programa de Pós-graduação em Endocrinologia, Departamento de Clínica Médica, Hospital Universitário Clementino Fraga Filho/Universidade Federal do Rio de Janeiro, Rio de Janeiro, RJ, Brasil.

Archives of endocrinology and metabolism

|September 2, 2025

まとめ

遺伝性疾患である家族性隔離性副甲状腺症は,若い成人に診断されました. 遺伝分析により,ほとんどの影響を受けた家族でCDC73遺伝子の変異が明らかになり,治療とフォローアップを指導しました.

科学分野:

内分泌学
遺伝学
ミネラル代謝

背景:

主要性副甲状腺症 (PHPT) は,過剰な副甲状腺ホルモン分泌によって特徴づけられる一般的な内分泌障害である.
通常は散発的 (症例の95%),PHPTは遺伝的根拠があり,しばしば特定の遺伝的症候群に関連しています.
家族型を理解することは正確な診断と管理に不可欠です.

研究の目的:

家族性隔離性副甲状腺症に焦点を当てた症例シリーズの臨床的,実験的,遺伝的発見を提示する.
遺伝的PHPTの病原性における遺伝子変異,特にCDC73遺伝子の役割を調査する.
関連する疾患,遺伝子評価の徴候,PHPTの管理戦略の包括的な見直しを提供すること.

主な方法:

家族性隔離性副甲状腺症と診断された患者の臨床および検査データの遡及分析.
配列と複製数変異分析を含む遺伝検査は,罹患した個人および家族に実施されました.
PHPT,関連する症候群,遺伝的要因に関する既存の文献のレビュー.

主要な成果:

診断年齢は22歳から41歳 (中位32歳).
4人の患者でPHPTの再発が観察された (腺腫,増殖,副甲状腺がん).
6人の家族にはヘテロジゴスなCDC73遺伝子変異があり,1人の患者は同じ遺伝子にコピー番号の変異がありました.

結論:

家族性隔離性副甲状腺症は,特にCDC73遺伝子の特定の遺伝子変異と関連しています.
遺伝子プロファイリングはリスクのある個人を特定し,個別化された治療とフォローアップ戦略を導くために不可欠です.
総合的な管理は,関連する条件に対処し,再発に対する定期的なモニタリングを含みます.

キーワード:

CDC73 タンパク質主要性副甲状腺症副甲状腺がん副甲状腺腫瘍

さらに関連する動画

07:12

Establishment of a Simple and Effective Rat Model for Intraoperative Parathyroid Gland Imaging

Published on: August 17, 2022

3.8K

03:57

Generation of Hypoparathyroid Rats via Carbon-Nanoparticle-Assisted Parathyroidectomy

Published on: July 14, 2023

2.0K

関連する概念動画

00:59

The Parathyroid Glands

5.2K

The two pairs of parathyroid glands embedded within the posterior surface of the thyroid gland are restricted by a dense capsule around them. These glands comprise two distinct cell populations—parathyroid oxyphil and parathyroid principal cells- pivotal in calcium homeostasis.
Oxyphil cells, whose functions remain elusive, emerge during late puberty, adding a layer of complexity to the parathyroid gland's intricacies. In contrast, principal parathyroid cells undertake a vital role by...

5.2K

01:25

Hyperthyroidism I: Introduction

Hyperthyroidism is a type of thyrotoxicosis characterized by the thyroid gland's overproduction of the thyroid hormones triiodothyronine (T3) and thyroxine (T4). This hormone excess increases the basal metabolic rate and enhances sensitivity to catecholamines.DiagnosisDiagnosis is based on clinical features and biochemical testing. It typically shows suppressed thyroid-stimulating hormone (TSH) levels below 0.4 mIU/L, with elevated free T3 and/or T4. Additional tests, including thyroid...

01:27

Hyperthyroidism II: Pathophysiology

Hyperthyroidism is a hypermetabolic state caused by elevated levels of thyroid hormones, triiodothyronine (T3) and thyroxine (T4). It results from dysregulation at the thyroid, pituitary, or immune system level and affects multiple organ systems.PathophysiologyThe most common cause of hyperthyroidism is Graves’ disease, an autoimmune disorder in which antibodies, specifically thyroid-stimulating antibodies (TSAb), a subtype of TSH receptor antibodies (TRAb), bind to and activate TSH...

01:28

Graves' Disease I: Introduction

Graves' disease is an autoimmune disorder that causes hyperthyroidism, or overactivity of the thyroid gland. It results from autoantibodies called thyroid-stimulating immunoglobulins (TSIs), which bind to thyroid-stimulating hormone (TSH) receptors, leading to overstimulation of hormone production and a hypermetabolic state.EtiologyAlthough considered idiopathic, Graves’ disease has well-established contributing factors. There is a strong genetic component, with increased prevalence...

01:24

Graves Disease II: Pathophysiology

Graves’ disease is an autoimmune disorder characterized by the production of thyroid-stimulating immunoglobulins (TSI) that activate TSH receptors, leading to excessive synthesis and release of thyroid hormones (T3 and T4) and resulting in hyperthyroidism.Among all causes of hyperthyroidism, Graves’ disease is the most common and can happen at any age, though it is more frequent in women. It produces a hypermetabolic state with features such as weight loss, tachycardia, tremor,...

01:23

Hypothyroidism II: Pathophysiology

Hypothyroidism is a disorder characterized by insufficient production of thyroid hormones, which regulate metabolism, energy balance, and multiple organ systems.TypesHypothyroidism is classified based on the level of dysfunction. Primary hypothyroidism results from intrinsic thyroid gland dysfunction, causing reduced hormone production despite normal or increased stimulation. Secondary hypothyroidism arises from inadequate thyroid-stimulating hormone (TSH) secretion by the pituitary. Tertiary...

関連する実験動画