産後 の 血友 症 の 希少 な 症例
Amitabha Saha1, Md Abid Sarfaraz2, Arjun Talapatra3
1Senior Consultant, Department of Critical Care, Desun Hospital, Kolkata, West Bengal, India.
The Journal of the Association of Physicians of India
|August 21, 2025
まとめ
既得血友病A (AHA) はまれな自己免疫疾患で,出血が起こりますが,出産後の症例では異常なほど深い静脈栓塞 (DVT) が起こります. 迅速な診断と免疫抑制療法により,この珍しい症状の寛解が成功しました.
科学分野:
- 血液学
- 自己免疫疾患
- 生殖医学
背景:
- 獲得血友症A (AHA) は,重度の出血につながる,因子VIII阻害剤によって引き起こされる珍しい自己免疫疾患です. 出産後のAHAは非常にまれで,通常は粘膜の出血で表れます.
- 深静脈血栓症 (DVT) は,AHAの極めてまれな症状であり,診断と治療の課題をもたらします.
研究 の 目的:
- 稀有な出産後の血友病Aの報告 深い静脈の血栓と自発的な出血を伴う
- この異常なプレゼンテーションの 診断課題と管理戦略を強調します
主な方法:
- 産後33歳の女性の症例報告 左下肢のDVTと出血です
- ヘパリンとDOACによる初期抗凝固治療は,出血が悪化したため,複雑になりました.
- 診断はベセスダ検査で確認され,高チーターのファクターVIII阻害剤が検出されました.
- 治療には,リトキシマブ,コルチコステロイド,およびサイクロフォスファミドによる免疫抑制療法が含まれていました.
主要な成果:
- 患者には深静脈血栓症と自発性出血があり,これは得られた血友病Aの珍しい症状です.
- 最初の抗凝固策は出血を悪化させ,治療の変更が必要になった.
- 高チーターのファクターVIII阻害剤は,Bethesdaアッセイで確認されました.
- 免疫抑制剤の組み合わせにより寛解が成功しました.
結論:
- 深い静脈血栓症による分娩後の血友病Aは 希少だが重大な疾患で 慎重に診断し 治療する必要があります
- 延長された活性化部分血栓形成時間 (aPTT) と修正されていない混合試験は,重要な診断指標です.
- 早期の診断と 適した免疫抑制療法が 産後のAHAの治療結果の改善と 死亡率の低減に不可欠です
関連する概念動画
01:30Venous Thrombosis I: Introduction
40
Venous thrombosis, the most common disorder of the veins, involves the formation of a thrombus or blood clot associated with vein inflammation. It can be classified as either superficial vein thrombosis or deep vein thrombosis.Superficial Vein Thrombosis: This involves the formation of a thrombus in a superficial vein, usually the greater or lesser saphenous vein. Though less severe than deep vein thrombosis (DVT), SVT can lead to complications if untreated.Deep Vein Thrombosis (DVT): This...
40
01:24Disorders of Hemostasis
1.2K
Hemostasis, the process that stops bleeding after a blood vessel injury, is crucial for maintaining the integrity of the circulatory system. However, disorders of hemostasis can disrupt this delicate balance, leading to either excessive clotting or bleeding. These disorders can be broadly classified into thromboembolic disorders and bleeding disorders.
Thromboembolic Disorders
Two factors primarily cause thromboembolic conditions.
Thromboembolic Disorders
Two factors primarily cause thromboembolic conditions.
1.2K
01:29Venous Thrombosis III: Interprofessional Care
22
Venous thrombosis requires effective prevention and treatment strategies to improve patient outcomes and reduce potential complications.Prevention StrategiesHealthcare providers must prioritize preventing venous thromboembolism (VTE) for all adult patients upon admission. Interventions depend on bleeding and thrombosis risk, medical history, current medications, diagnoses, planned procedures, and patient preferences. Patients on bed rest should change positions every two hours and, if not...
22
01:30Anticoagulant Drugs: Low-Molecular-Weight Heparins
893
Hemostasis is a crucial process that prevents excessive blood loss from damaged blood vessels. It involves various mechanisms such as vasoconstriction, platelet adhesion and activation, and fibrin formation. The importance of each mechanism depends on the type of vessel injury. In contrast, thrombosis is the abnormal formation of a blood clot within the blood vessels, leading to potential complications if the clot obstructs blood flow. Thrombosis can be caused by increased coagulability of the...
893
01:20Venous Thrombosis II: Clinical Manifestations and Diagnostic Studies
34
The key difference between Superficial Vein Thrombosis (SVT) and Deep Vein Thrombosis (DVT) lies in their location and severity.Clinical ManifestationsSVT typically presents with localized pain, tenderness, and redness along the course of a superficial vein, often accompanied by a palpable, cord-like structure under the skin. This condition is usually less dangerous than DVT but can be uncomfortable and may lead to complications such as cellulitis or, rarely, a clot extension into the deep...
34
01:30Venous Thrombosis IV: Nursing Management
23
Nursing management begins with a thorough assessment of the patient's health history. Key factors include trauma to veins, peripherally inserted central catheters, varicose veins, recent pregnancy or childbirth, surgery, bacteremia, prolonged bed rest, atrial fibrillation, COPD, heart failure, cancer, coagulation disorders, myocardial infarction, spinal cord injury, stroke, prolonged travel, recent bone fractures, and dehydration. Review medication intake, particularly oral contraceptives,...
23