PSA

abbreviation

1. prostate specific antigen: a protein, produced by the prostate, elevated levels of which may indicate the presence of cancer.

2. public service announcement: an audio or video spot or advertisement to educate or promote awareness about health, safety, civics, etc.

3. positive security assurance.

PSA

abbreviation

1. prostatic specific antigen: an enzyme secreted by the prostate gland, increased levels of which are found in the blood of patients with cancer of the prostate

2. (in New Zealand) Public Service Association

PSA

1. Abbreviation of prostatic-specific antigen

Example Sentences

There is currently no screening programme for prostate cancer in the UK because of concerns about the accuracy of PSA tests.

Read more on BBC

This week, they released a PSA reminding military and intelligence personnel that they must refuse to follow any illegal orders.

Read more on Salon

The trial will also use spit tests, which extract DNA from saliva, to see if this is more accurate than PSA readings.

Read more on BBC

The state-run firm owns stakes in some of the world’s biggest companies, including BlackRock, Standard Chartered Bank, Singapore Airlines, and Singapore’s PSA International—one of the world’s largest port operators.

Read more on The Wall Street Journal

PSA is a protein used to monitor prostate cancer activity, and a sharp increase after treatment often signals that the disease is likely to return and spread, often to the bones or spine.

Read more on Science Daily