1. A medical condition or disease that lasts for a brief period, typically days to a few weeks, not chronic or long-lasting
The employee took a leave of absence for a short-term illness.
O funcionário tirou uma licença por uma doença de curta duração.
2. Acute health problems that resolve relatively quickly without long-term complications
Short-term illness such as the flu usually resolves within two weeks.
Uma doença de curta duração como a gripe geralmente se resolve em duas semanas.