Lacuna
Lacuna
Lacuna (pronounced: lə-ˈkü-nə) is a term used in various fields of study, including medicine, to denote a gap, hole, or missing part. The term is derived from the Latin word 'lacuna', meaning 'pit' or 'hole'.
Medical Definition
In the field of medicine, a lacuna refers to a small cavity, depression, or scar in some bodily organ or tissue. It is often used in the context of histology, the study of the microscopic structure of tissues, and neurology, the study of the nervous system and its disorders.
Etymology
The term 'lacuna' is derived from the Latin word 'lacus', meaning 'lake'. In its original Latin context, a lacuna was a pit or hole, often filled with water. The term was later adopted into English and other languages to denote a gap or missing part in various contexts, including literature, art, and medicine.
Related Terms
- Lacunar Stroke: A type of stroke that occurs when one of the arteries supplying blood to the brain's deep structures is blocked.
- Lacunar Infarct: A type of small stroke that results from occlusion of one of the penetrating arteries that provides blood to the brain's deep structures.
- Lacunar Amnesia: A type of memory loss where a specific event or period of time is forgotten.
- Lacunar Ligament: A ligament in the inguinal region, also known as Gimbernat's ligament.
External links
- Medical encyclopedia article on Lacuna
- Wikipedia's article - Lacuna
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