焦点细分型淋巴结核硬化症的临床病理学差异取决于脏全移植中伴随的病理生理学条件
Sekiko Taneda1, Kazuho Honda2, Junki Koike3
1Department of Surgical Pathology, Tokyo Women's Medical University, 8-1, Kawada-Cho, Shinjuku-Ku, Tokyo, 162-8666, Japan. sekikosekiko@gmail.com.
Virchows Archiv : an international journal of pathology
|November 18, 2023
概括
移植中的焦点细分型血小板硬化 (FSGS) 病变的临床病理特征因原因而异,包括复发,氨酸抑制剂 (CNI) 作用和抗体介导排斥 (ABMR). 内皮损伤在CNI诱导的动脉病变和ABMR中占据着突出地位.
科学领域:
- 腎臟病學 (nephrology) 是一種醫學專業.
- 移植免疫学 移植免疫学
- 脏病理学 脏病理学
背景情况:
- 主要的焦点细分质硬化症 (FSGS) 与引起 podocytopathy 的循环因素有关.
- 移植中的FSGS病变可能来自各种潜在病理.
- 了解这些差异对于管理移植后的FSGS至关重要.
研究的目的:
- 为了研究移植中的FSGS病变的临床病理学区别.
- 为了将FSGS病变变体与特定的伴随病理生理学联系起来.
- 确定移植后FSGS的诊断和管理影响.
主要方法:
- 分析了258例移植FSGS病例,根据哥伦比亚分类进行分类.
- 基于伴随性疾病的分层:复发性FSGS,氨酸抑制剂 (CNI) 诱导的动脉病变,抗体介导排斥 (ABMR) 等.
- 对临床病理特征和超结构性发现的评估.
主要成果:
- 复发性FSGS最早出现在移植后,具有高收缩率 (COL) 变体.
- CNI诱导的动脉病变病例主要表现为其他未指定的 (NOS) 变体,具有严重的内皮损伤.
- 具有ABMR的FSGS表现出最高的肌素,细胞变异百分比,炎症和内皮损伤.
- 其他疾病 (球体隆炎,T细胞媒介排斥) 通常呈现为NOS变体与管间纤维化.
- 内皮损伤在CNI诱导的动脉病变和ABMR中显得尤为明显.
结论:
- 移植后的FSGS临床病理特征是条件依赖的.
- 内皮损伤是CNI诱导的动脉病变和ABMR相关的FSGS的关键特征.
- 对FSGS病变的详细分析有助于移植的诊断和管理.
相关概念视频
01:28Kidney Transplant I: Introduction
14
A kidney transplant is a surgical approach that involves replacing a non-functioning kidney with a healthy one from a donor. This procedure is often a treatment option for end-stage renal disease (ESRD) patients. The method requires careful recipient selection, including evaluating various medical and psychosocial factors. These criteria vary between transplant centers but generally include assessments of the patient's overall health, adherence to medical recommendations, and lifestyle...
14
01:20Renal Corpuscle
2.4K
The glomerulus and Bowman's capsule are two essential components of the nephron, which is the functional unit of the kidney. These microscopic structures play a critical role in the process of blood filtration to produce urine.
Glomerulus: Structure and Function
The glomerulus is a tiny, intricate network of capillaries located at the beginning of the nephron. It's enveloped by the Bowman's capsule and receives its blood supply from an afferent arteriole, which divides into numerous...
Glomerulus: Structure and Function
The glomerulus is a tiny, intricate network of capillaries located at the beginning of the nephron. It's enveloped by the Bowman's capsule and receives its blood supply from an afferent arteriole, which divides into numerous...
2.4K
01:24Nephrotic Syndrome I : Introduction
8
Nephrotic Syndrome is a chronic kidney disorder defined by clinical findings such as severe proteinuria, hypoalbuminemia, hyperlipidemia, and edema. These symptoms result from damage to the glomeruli, the kidney’s filtering units, increasing their permeability to proteins.Definition and Meaning:Proteinuria, defined as the loss of more than 3.5 grams of protein per day in adults, is a crucial feature of nephrotic syndrome. This condition is often accompanied by edema, the accumulation of...
8
01:10Nephrons
2.6K
The kidneys are intricate organs with millions of working units known as nephrons. Each nephron features two major structures: the renal corpuscle, which facilitates blood plasma filtration, and the renal tubule, which handles the glomerular filtrate. Blood supply is directly linked to the nephrons. The renal corpuscle consists of the glomerulus, a capillary network, and the Bowman's capsule, a double-walled epithelial structure that encases the glomerulus. The filtering of blood plasma...
2.6K
01:29Acute Kidney Injury II: Pathophysiology
9
Acute kidney injury (AKI) causes are categorized into three primary categories based on the location of the injury: prerenal, intrarenal (or intrinsic), and postrenal causes. This classification guides clinical management and illustrates how different pathways can impair kidney function.Etiology and Pathophysiology of Acute Kidney Injury1. Prerenal causesEtiology: Prerenal Acute Kidney Injury, the most common type, occurs when reduced blood flow to the kidneys decreases filtration capacity...
9
01:26Kidney Transplant II: Surgical Procedure
20
Preoperative ManagementThe primary goals of preoperative management in kidney transplantation are to optimize the patient’s metabolic state and prepare them for surgery through diet adjustments, necessary dialysis, and tailored medical treatment. This phase also involves comprehensive infection screening and patient education about the surgical procedure and postoperative care to improve outcomes and adherence.Medical ManagementA comprehensive evaluation is required for both the living...
20