The disease which is impoed into a country in which it does not occur is known as
**Core Concept**
The question is testing the concept of disease importation, which refers to the introduction of a disease or pathogen into a population where it was previously not present. This can occur through various means, including travel, trade, and human migration.
**Why the Correct Answer is Right**
The correct answer is related to the epidemiological term for the introduction of a disease into a new geographic area. This is a critical concept in public health and tropical medicine, as it can lead to the spread of infectious diseases and outbreaks. The introduction of a disease into a new area can be facilitated by factors such as globalization, travel, and trade.
**Why Each Wrong Option is Incorrect**
**Option A:** Endemic - This term refers to the usual or expected prevalence of a disease within a specific geographic area, not its introduction into a new area.
**Option B:** Epidemic - This term refers to an outbreak of disease that is larger than usual, but it does not describe the introduction of a disease into a new area.
**Option C:** Pandemic - This term refers to a widespread outbreak of disease that affects a large geographic area and a significant proportion of the population, often crossing international borders.
**Clinical Pearl / High-Yield Fact**
A key point to remember is that disease importation can occur through various means, including international travel, trade, and human migration. This highlights the importance of surveillance, screening, and public health measures to prevent the spread of infectious diseases.
**Correct Answer: C. Pandemic**