21st February 2025

A 73-year-old woman with metastatic breast cancer is seen by the acute oncology service with a 1-week history of worsening breathlessness and right-sided chest pain.

A 73-year-old woman with metastatic breast cancer is seen by the acute oncology service with a 1-week history of worsening breathlessness and right-sided chest pain. A chest X-ray is carried out which demonstrates a large right-sided pleural effusion, so a decision is taken to insert a temporary pleural drain. 

How much fluid should be drained in the first hour after the chest drain is inserted?

Select the SINGLE most appropriate option from the list below. Select ONE option only.