- acute promyelocytic leukemia , APL
- acute prostatitis
- acute respiratory disease , ARD
- acute urticaria
- acute virus infection
- acute phase protein , APP
- acuta abscess
- acute myocardial infarction , AMI
- acute mesenteric infarction
- acute appendix
- acute dentoalveolar abscess
- acute periapical abscess
- acute asthma
- acute bulbar syndrome
- acute eczema
- acute vomiting
- acute coronary syndrome , ACS
- acute coronary syndrome, ACS
- acute liver failure , ALF
- acute emphysema of lung
- acute emphysema of the lung
- acute pulmonary emphysema
- acute mesencephalic syndrome
- acute kidney failure , AKF
- acute kidney injury , AKI
- acute renal failure , ARF
- acute respiratory distress syndrome , ARDS
- acute paraplegia
- accent-free
