Pseudomonas aeruginosa, also known as Pseudomonas aeruginosa, is a Gram-staining positive non-fermentative bacterium of the genus P. aeruginosa. Early found to have a certain relationship with the skin infection of burn patients, so it is also called Pseudomonas aeruginosa, it is very specific, and prone to genetic mutation to a variety of bacterial resistance, it is called ultra broad-spectrum drug-resistant bacteria or pan-resistant bacteria. Therefore, Pseudomonas aeruginosa infection should be taken seriously to avoid the spread of infection in the hospital.