[ˌækəˈleiziə]
弛缓不能，失弛缓性：在胃肠道任何两部分交接处之平滑肌纤维不能弛张，尤指食管胃括约肌不能随吞咽而弛张，乃由于该器官壁之神经节细胞变性所致。胸段食管亦失其正常蠕动功能而扩张(巨食管)
习惯用语pelvirectal achalasia
直肠弛缓不能，先天性巨结肠：大肠远端神经节细胞先天性缺乏，从而使该段结肠之正常运动功能丧失，引起近端正常结肠肥厚性扩张sphincteral achalasia
括约肌弛缓不能：管状器官之括约肌对正常生理性刺激不能起弛缓反应- Liquamar
- liquefacient
- liquefaction
- liquefactive
- liquescent
- liquid
- liquiform
- liquogel
- liquor
- liquores
- liquorice
- Lisacort
- Lisfranc's amputation
- lisping
- Lissauer's marginal zone, paralysis,tract,(column)
- Lissencephala
- lissencephalia
- lissencephalic
- lissencephaly
- lissive
- Listerella
- listerellosis
- Listeria
- listerial
- listeriosis