贲门失弛缓症
Also known as Lack of reflex relaxation of lower oesophageal sphincter, achalasia of cardia, achalasia of esophagus (disorder), cardiospasm, esophageal achalasia, hypertensive lower esophageal sphincter (disorder), hypertensive lower esophageal sphincter, achalasia of esophagus
esophageal disease characterized by an inability of the esophagus to move food toward the stomach resulting from the lower esophogeal sphincter not fully relaxing during swallowing
Key facts
- Other names
- Achalasia cardiae, cardiospasm, esophageal aperistalsis, achalasia
- Pronunciation
- / ˌ æ k ə ˈ l eɪ z i ə /
- Specialty
- Gastroenterology , thoracic surgery , general surgery , laparoscopic surgery
- Symptoms
- Anorexia (but willing and trying to eat), inability to swallow food, chest pain comparable to heart attack, lightheadedness, dehydration, excessive vomiting after eating (often without nausea).
- Usual onset
- Normally in mid-to-late life, rarely during youth
- Duration
- Lifelong
- Types
- 1st stage – 2–3 cm dilated, 2nd stage – 4–5 cm dilated, bird beak looking, 3rd stage – 5–7 cm, dilated 4th / Late-stage – 8+ cm dilated, sigmoid
- Causes
- Unknown
- Risk factors
- Inconclusive, but possibly: history of autoimmune disorders, air-hunger that accompanies anxiety, faulty eating habits, improper diet
- Diagnostic method
- Esophageal manometry, biopsy, X-ray, barium swallow study, endoscopy
Article · 中文
食道贲门失弛缓症（英語：Esophageal achalasia），常简称为贲门失弛缓症，或失弛缓症（Achalasia），又稱為食道弛緩不能症，是一种罕见的疾病，当平滑肌纤维不能松弛，可导致食道下括约肌保持闭合，食物无法顺利通过而滞留，便会导致贲门失弛缓症。失弛缓症可能发生在胃肠道的各个部位； 例如先天性巨结肠。下食道括约肌是食道和胃之间的肌肉，当食物进入时它会打开，它会关闭以避免胃酸回流。尚未完全了解该疾病的成因，风险因素也是未知。
Abstract from DBpedia / Wikipedia · CC BY-SA