関連する実験動画
Updated: Jan 8, 2026

07:35
Determining Bile Duct Density in the Mouse Liver
Published on: April 30, 2019
7.3K
胆嚢アミロイドーシスのまれな原因:持続性胆汁うっ滞性黄疸
Arno R Bourgonje1,2,3, Lucia Suzuki-Groenbos4, Rogier J L Stuyt5
1Department of Gastroenterology and Hepatology, Isala Hospital, Dokter van Heesweg 2, 8025 AB, Zwolle, The Netherlands. a.r.bourgonje@isala.nl.
Clinical journal of gastroenterology
|December 21, 2025
まとめ
胆汁うっ滞のまれな原因である胆嚢アミロイドーシスは、胆管閉塞を模倣します。診断には胆嚢摘出後の組織病理学的検査が必要であり、局所的なアミロイド沈着を確認し、治療を支援します。
科学分野:
- 消化器病学
- 病理学
- 肝臓病学
背景:
- 胆嚢アミロイドーシスは極めてまれな疾患である。
- 肝外胆汁うっ滞として臨床的に現れ、胆管閉塞を模倣することがある。
- この症例は、機械的原因との鑑別における診断上の課題を浮き彫りにしている。
研究 の 目的:
- 説明不能な胆汁うっ滞性黄疸として現れる胆嚢アミロイドーシスの症例を報告すること。
- 鑑別診断において浸潤性疾患を考慮することの重要性を強調すること。
- 診断確認における組織病理学的検査の役割を強調すること。
主な方法:
- 胆汁うっ滞性黄疸を呈した81歳男性の症例提示。
- 診断のために検査、超音波検査、MRCP、CT、ERCP、EUSを利用した。
- 確定診断と組織病理学的検査のために腹腔鏡下胆嚢摘出術を実施した。
主要な成果:
- 組織病理学的検査により、アミロイド沈着(トランスサイレチン型)を伴う慢性線維化胆嚢炎が明らかになった。
- 画像検査では胆石と胆嚢壁肥厚が認められたが、機械的閉塞は認められなかった。
- 胆嚢摘出術後、患者は肝酵素の正常化とともに良好に回復した。
結論:
- 胆嚢アミロイドーシスは、特に機械的閉塞の陰性所見がある場合に、説明不能な胆汁うっ滞を考慮すべきである。
- 胆嚢摘出術後の組織病理学的確認は、診断に不可欠である。
- 早期認識は、不要な侵襲的処置を防ぐことができる。
関連する概念動画
Diseases of the Liver and Gallbladder
1.8K
Liver and gallbladder diseases are a significant health concern, with prominent conditions including cirrhosis, hepatitis, non-alcoholic fatty liver disease (NAFLD), and gallstones. Jaundice is a common manifestation of liver and biliary disease.
Cirrhosis is characterized by the scarring of hepatic lobules in the liver, which are replaced by fibrous tissue, affecting the liver's normal functioning. NAFLD, on the other hand, is caused by an excessive build-up of fat in the liver, not...
Cirrhosis is characterized by the scarring of hepatic lobules in the liver, which are replaced by fibrous tissue, affecting the liver's normal functioning. NAFLD, on the other hand, is caused by an excessive build-up of fat in the liver, not...
1.8K
Gallbladder
1.9K
The gallbladder is a small, pear-shaped organ that plays a crucial role in our digestive system. Measuring about 10 cm in length, it is comparable in size to a kiwi fruit and is located in a hollow area on the lower surface of the liver. The gallbladder's primary function is to store and concentrate bile, a fluid produced by the liver that aids in digestion.
The gallbladder's anatomy consists of three regions: the fundus, body, and neck. Extending from the neck, the cystic duct joins...
The gallbladder's anatomy consists of three regions: the fundus, body, and neck. Extending from the neck, the cystic duct joins...
1.9K
Chronic Pancreatitis I: Introduction
645
The pancreas, an elongated and flat gland situated behind the stomach, serves a vital function in digesting food and managing blood sugar levels.
Pancreatitis is the inflammation of the pancreas, which occurs when the immune system becomes active and causes swelling, pain, and disruptions in organ function. Pancreatitis can manifest as either an acute or chronic condition.
Acute pancreatitis arises suddenly and lasts for a brief duration, while chronic pancreatitis is a long-term affliction...
Pancreatitis is the inflammation of the pancreas, which occurs when the immune system becomes active and causes swelling, pain, and disruptions in organ function. Pancreatitis can manifest as either an acute or chronic condition.
Acute pancreatitis arises suddenly and lasts for a brief duration, while chronic pancreatitis is a long-term affliction...
645
Chronic Bowel Disorders: Introduction
732
Chronic bowel diseases are a group of long-term conditions affecting the digestive tract, characterized by inflammation and damage to the gut lining. These conditions primarily include irritable bowel syndrome and inflammatory bowel disease.
Irritable Bowel Syndrome (IBS) is a common disorder affecting the gastrointestinal tract. The distinctive feature is recurrent abdominal pain associated with altered bowel movements, manifesting as constipation, diarrhea, or fluctuating between both. The...
Irritable Bowel Syndrome (IBS) is a common disorder affecting the gastrointestinal tract. The distinctive feature is recurrent abdominal pain associated with altered bowel movements, manifesting as constipation, diarrhea, or fluctuating between both. The...
732
Bile
3.7K
Bile is a crucial bodily fluid, characterized by its yellow-green color and alkaline nature. Produced in the liver, it is transported through the common hepatic duct into either the cystic duct, leading to the gallbladder, or directly into the common bile duct. The flow of bile is regulated by the sphincter of Oddi located at the entrance of the duodenum. When this sphincter is closed, bile is redirected to the gallbladder for storage and concentration.
Bile is released when dietary fats enter...
Bile is released when dietary fats enter...
3.7K
Chronic Pancreatitis II: Collaborative Care
286
The management of chronic pancreatitis is multifaceted, involving a comprehensive approach that includes thorough assessment, diagnostic testing, and a variety of management strategies.
Assessment:
Assessment:
286

