The Mutation of Which Gene Is an Early Event Associated

question 9

Multiple Choice

The mutation of which gene is an early event associated with the pathogenetic origin of esophageal cancer?

• A)KRAS
• B)TP53
• C)myc
• D)HER2

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Definitions:

Active Surveillance

A strategy involving closely monitoring a patient's condition without immediate treatment, used for diseases that are expected to progress slowly.

Sentinel Surveillance

A system of monitoring disease trends by collecting data from selected institutions or populations, aimed at early detection and response.

Passive Surveillance

The monitoring of disease or health indicators without active efforts to reach out to individuals or health care providers; relying instead on reports received through routine channels.

Disease X

A placeholder name used by the World Health Organization for a hypothetical, unknown pathogen that could cause a future epidemic.