The Erythrocyte Sedimentation Rate (ESR) test measures how quickly red blood cells (RBCs) settle at the bottom of a test tube ...

A 65-year-old woman presented to her primary care physician with acute visual loss in the left eye. An ophthalmologist noted a cotton wool spot and she subsequently underwent testing, including ...

Rheumatoid arthritis (RA) is an autoimmune disease that causes joint inflammation, pain, and potential damage. To diagnose and manage RA, healthcare providers use a combination of clinical evaluation, ...

Inflammation defends the body against infection and injury. Our body initiates an inflammatory response towards anything that it recognizes as harmful and prevents further damage to the body. But in ...

A 9-V battery or an optional ac wall adapter can power the Model 881 portable in-circuit equivalent-series resistance (ESR) and dc resistance (DCR) capacitor tester ...