Aortic stenosis is the obstruction of blood flow across the aortic valve. The prevalence increases with age; in the United States, an estimated 2-5% of adults older than 65 years have aortic stenosis.

Osteoarthritis (OA) results from an imbalance between breakdown and repair of the tissues in the synovial joints. [1] Risk factors include trauma, overuse, obesity, and genetic predisposition. [2] The ...

Author: Cosimo Laterza, MD, FAWM, FAAEM; Chief Editor: Trevor John Mills, MD, MPH more... Left orbital floor fracture. This patient presented with little motility disturbance; however, because of the ...

Povidone-iodine 1.25% ophthalmic solution may be as effective as topical antibiotics, especially in resource-limited settings There is no data supporting the cost-effectiveness of antibiotics for mild ...

American Urology Association (AUA) guidelines for diagnosis and management of genitourinary injuries were amended in 2017 and 2020 to reflect literature that was released since the original ...

Critical Care articles covering symptoms, diagnosis, staging, treatment, prognosis, and follow-up. Peer reviewed and up-to-date recommendations written by leading experts.

The Hoehn and Yahr scale is used to describe the symptom progression of Parkinson disease. [1, 2, 3] The scale originally was described in 1967 and included stages 1 through 5. [4] It has since been ...

Emergency Medicine articles covering diagnosis, lab studies, imaging, procedures, prehospital care, emergency department care, prognosis, follow-up. Peer reviewed and up-to-date recommendations ...

Topical corticosteroids (often abbreviated to steroids) include creams, aerosols, lotions, gels, tapes, and solutions. They are applied externally to the skin or scalp, depending on the condition ...

This short reference guide provides generic information that may guide initial interpretation of cerebrospinal fluid (CSF) studies but should not be used alone for determination of normal or abnormal ...

In 2012, the Infectious Diseases Society of America (IDSA) released updated guidelines for the diagnosis and management of group A streptococcal (GAS) pharyngitis. Recommendations for diagnosis and ...

Otolaryngology and Facial Plastic Surgery articles covering symptoms, diagnosis, staging, treatment, prognosis, and follow-up. Peer reviewed and up-to-date recommendations written by leading experts.