病例报告:胃下粘膜瘤CTNNB1突变显示GLI1过度表达和上皮分化
Karin Ashizawa1, Tsuyoshi Saito1,2, Yukinori Yube3
1Department of Human Pathology, Graduate School of Medicine, Juntendo University, Bunkyo-ku, Japan.
Frontiers in medicine
|April 18, 2025
概括
在一名66岁的男性身上发现了一种罕见的胃下瘤,具有CTNNB1突变和GLI1过度表达. 这种独特的瘤表现出上皮质分化,并保持稳定,这提出了诊断挑战.
科学领域:
- 胃肠病学 胃肠病学
- 在瘤学瘤学.
- 病理学 病理学 病理学
背景情况:
- 新兴的分子发现正在重新定义疾病分类,包括模仿神经内分泌瘤的瘤.
- 伪内分泌肉瘤和带有GLI1变化的介质瘤代表了新的实体.
- 了解独特的瘤特征对于准确的诊断和患者管理至关重要.
相关概念视频
Peptic Ulcer Disease III: Clinical Manifestations and Diagnostic Studies
64
Peptic ulcer disease (PUD) presents with diverse symptoms depending on the location and severity of the ulcer. Clinical manifestations of peptic ulcer include dull pain and a burning sensation in the mid-epigastric region.
Few clinical manifestations differentiate gastric ulcers from duodenal ulcers. Distinctions in the location, timing, and pain relief are crucial for healthcare providers in differentiating between gastric and duodenal ulcers during clinical assessments.
Few clinical manifestations differentiate gastric ulcers from duodenal ulcers. Distinctions in the location, timing, and pain relief are crucial for healthcare providers in differentiating between gastric and duodenal ulcers during clinical assessments.
64
Peptic Ulcer Disease V: Surgical Management and Nursing Care
165
Surgical management and nursing care are crucial in treating Peptic Ulcer Disease (PUD). Here is an organized and enhanced overview of the surgical interventions and the associated nursing care for PUD:
Surgical Interventions for Peptic Ulcer Disease
Surgical Interventions for Peptic Ulcer Disease
165
Gastritis-I: Introduction and Types
206
Gastritis, defined by the inflammation or irritation of the stomach lining or gastric mucosa, manifests in several distinct forms: acute, chronic, reactive, and a specific subtype known as autoimmune metaplastic atrophic gastritis.
Acute gastritis presents as a sudden inflammation triggered by various stressors to the stomach lining, such as exposure to corrosive agents, local irritants like aspirin and other NSAIDs, alcohol consumption, radiation therapy, physical trauma, severe burns, sepsis,...
Acute gastritis presents as a sudden inflammation triggered by various stressors to the stomach lining, such as exposure to corrosive agents, local irritants like aspirin and other NSAIDs, alcohol consumption, radiation therapy, physical trauma, severe burns, sepsis,...
206
Peptic Ulcer Disease I: Introduction
102
Peptic Ulcer Disease (PUD) is characterized by mucosal excavation in the esophagus, stomach, pylorus, or duodenum. It can manifest as acute or chronic based on the extent and duration of mucosal involvement.
An acute ulcer, marked by superficial erosion and minimal inflammation, swiftly resolves upon identifying and addressing the underlying cause. In contrast, a chronic ulcer persists, potentially eroding through the muscular wall and forming fibrous tissue.
Peptic ulcers can also be...
An acute ulcer, marked by superficial erosion and minimal inflammation, swiftly resolves upon identifying and addressing the underlying cause. In contrast, a chronic ulcer persists, potentially eroding through the muscular wall and forming fibrous tissue.
Peptic ulcers can also be...
102
Pathophysiology of Peptic Ulcer Disease: Mucosal Defense Factors
305
Peptic ulcer disease, commonly called PUD, represents a multifaceted condition characterized by disruptions in the lining of the gastrointestinal (GI) tract. Central to the protection of the gastrointestinal lining is the mucosal-bicarbonate barrier. This physiological defense mechanism is a formidable shield against the corrosive effects of gastric acid and pepsin secretion in the stomach. Its role is pivotal in maintaining the structural integrity of the stomach's inner lining.
305
Mucosal Barrier of the Stomach
414
The gastric glands contain parietal cells that secrete hydrochloric acid (HCl) for digestion. The cells secrete HCl because it is highly corrosive and essential for breaking down food. To achieve this, they secrete hydrogen and chloride ions into the lumen of the gastric glands, which combine to form HCl.
Within parietal cells, carbonic acid is first formed through the reaction of water and carbon dioxide. The dissociation of carbonic acid releases bicarbonate and hydrogen ions. The bicarbonate...
Within parietal cells, carbonic acid is first formed through the reaction of water and carbon dioxide. The dissociation of carbonic acid releases bicarbonate and hydrogen ions. The bicarbonate...
414


