関連する実験動画
Updated: Feb 13, 2026

05:39
Dermoscopy Aids in the Diagnosis of Discoid Lupus Erythematosus
Published on: May 16, 2025
701
破裂した肝動脈動脈瘤は,全身性ループス・エリテマトーソス症を明らかにする
Saori Inoue1, Mari Tatsumi2, Yu Tanaka2
1Department of Internal Medicine, Meitetsu Hospital, Nagoya, Japan.
JMA journal
|February 12, 2026
まとめ
複数の肝動脈動脈瘤は,破裂を呈する患者の抗リンパ脂症症候群による全身性狼症 (SLE) を明らかにした. 迅速な栓塞と免疫抑制は急激な動脈瘤の収縮につながり,SLEを重要な差異診断として強調しました.
科学分野:
- 血管外科 血管外科
- レウマトロジーの病理学
- 免疫学 免疫学とは
背景:
- 肝動脈動脈瘤 (HAA) は珍しい血管病変であり,しばしば感染性であるが,時として全身性狼症 (SLE) などの結合組織疾患に関連している.
- HAAの根本的な原因を特定することは,適切な管理に不可欠です.
研究 の 目的:
- 抗リン脂抗体症候群 (APS) によるSLEを明らかにする複数のHAAの希少な症例を報告する.
- HAAの微分診断においてSLEを考慮することの重要性を強調すること,特に感染が排除された場合.
主な方法:
- 急性腹痛と破裂したHAAを呈した74歳の女性の症例報告.
- 診断作業には,コンピュータトモグラフィー,自己免疫マーカーの血清学的検査,および臨床評価が含まれていました.
- 治療には,緊急のトランスキャテーター動脈栓塞が含まれており,その後,グルココルチコイドとサイクロホスファミドによる免疫抑制療法が行われました.
主要な成果:
- 患者は,陽性な自己免疫マーカー,臨床的症状,検査結果に基づいて,SLEとAPSと診断されました.
- 緊急栓塞は,血静を成功裏に達成しました.
- 免疫抑制療法の開始は,HAAの急速な回帰をもたらし,6ヶ月でほぼ完全な解消をもたらしました.
結論:
- このケースは,HAAとSLE/APSの関連性を強調し,血管性病因を示唆しています.
- 迅速な診断,血管内栓塞による緊急の静脈静止,および適時な免疫抑制療法が,SLEに関連したHAAにおいて好ましい結果を得るには極めて重要です.
- SLEは,HAAの微分診断において考慮されるべきであり,特に感染症の病因がない患者において考慮されるべきである.
関連する概念動画
Overview of Systemic Arteries
2.1K
The human body is a complex, well-organized machine, and at the heart of its operations lies the circulatory system. This network of blood vessels, which includes systemic arteries, plays a vital role in maintaining life by transporting nutrients, oxygen, and waste products to and from cells throughout the body.
Systemic circulation is the part of the cardiovascular system that carries oxygenated blood away from the heart to the body's tissues and returns deoxygenated blood back to the...
Systemic circulation is the part of the cardiovascular system that carries oxygenated blood away from the heart to the body's tissues and returns deoxygenated blood back to the...
2.1K
Aneurysm I: Introduction
440
An aortic aneurysm is a localized outpouching or dilation at a weak point in the artery wall. It may involve different parts of the aorta, such as the abdominal aorta, aortic arch, or thoracic aorta.Etiological factorsSeveral disorders are associated with aortic aneurysms.Congenital causes, such as primary connective tissue disorders like Marfan syndrome, impact the integrity and strength of connective tissues, notably affecting the aorta. Marfan syndrome is a genetic disorder that specifically...
440
Effect of Hepatic Disease on Pharmacokinetics: Dose Adjustments Due to Hepatic Impairment
281
Hepatic impairment, characterized by decreased liver function, does not uniformly mandate adjustments in drug dosage. Whether dosage modifications are necessary depends on various factors related to the drug's metabolism and elimination pathways. If a drug is primarily excreted via the kidneys and bypasses significant hepatic processing, if it undergoes minimal metabolic transformation in the liver, or if it is volatile and primarily expelled through the lungs, dose adjustments may not be...
281
Hepatic Portal System
6.3K
The hepatic portal system, a critical part of our circulatory framework, transports nutrient-laden, deoxygenated blood from the gastrointestinal tract and spleen to the liver. This ingenious system plays an indispensable role in maintaining our body's metabolic equilibrium.
At its core, the hepatic portal vein is the result of a confluence of the superior and inferior mesenteric veins along with the splenic vein. Each of these veins has a unique role. The superior mesenteric vein is...
At its core, the hepatic portal vein is the result of a confluence of the superior and inferior mesenteric veins along with the splenic vein. Each of these veins has a unique role. The superior mesenteric vein is...
6.3K
Aneurysm IV: Nursing Management
483
Vigilant monitoring for aneurysm rupture is essential for patients undergoing aortic surgery.Preoperative Nursing ManagementContinuously monitor the patient for manifestations of aneurysm rupture, such as pallor, weakness, tachycardia, hypotension, abdominal, back, groin, or periumbilical pain, changes in consciousness, and a pulsating abdominal mass. Regularly assess the patient's peripheral pulses.Instruct the patient to consume a clear liquid diet the day before surgery and administer...
483
Second Order systems II
414
In an underdamped second-order system, where the damping ratio ζ is between 0 and 1, a unit-step input results in a transfer function that, when transformed using the inverse Laplace method, reveals the output response. The output exhibits a damped sinusoidal oscillation, and the difference between the input and output is termed the error signal. This error signal also demonstrates damped oscillatory behavior. Eventually, as the system reaches a steady state, the error diminishes to zero.
414

