The Erythrocyte Sedimentation Rate (ESR) test measures how quickly red blood cells (RBCs) settle at the bottom of a test tube within one hour. It is a simple, routine test suitable for people of all ...
This presentation fits within a diagnostic territory of an autoimmune disorder, a systemic inflammatory disorder, malignancy, and an infection. Let's further examine the differential diagnosis.
The patient was diagnosed with acute chorea. Additional laboratory tests included a rapid streptococcal test, throat culture, erythrocyte sedimentation rate (ESR), antistreptolysin (ASO) titer, ...