Medical Definition of IMMUNOASSAY. : a technique or test (as the enzyme-linked immunosorbent assay) used to detect the presence or quantity of a substance (as a protein) based on its capacity to act as an antigen or antibody.â immunoassay transitive verb. â imÂ·muÂ·noÂ·asÂ·sayÂ·able \-a-ËsÄ-É-bÉl\ adjective.efinition of IMMUNOASSAY. : a technique or test used to detect the presence or quantity of a substance (as a protein) based on its capacity to act as an antigen. â imÂ·muÂ·noÂ·asÂ·sayÂ·able \-a-ËsÄ-É-bÉl\ adjective. ADVERTISEMENT. noun imÂ·muÂ·noÂ·asÂ·say \Ëim-yÉ-nÅ-Ëas-ËÄ, im-Ëyue-ËyÃ¼-, -nÅ-a\. ËsÄ
Have you noticed a slight shaking or tremor in your finger, thumb, hand, chin or lip? Does your leg shake when you sit down or relax? Twitching or shaking of limbs is a common early sign of Parkinson's disease. Shaking can be normal after lots of exercise or if you have been injured.
Symptoms of Parkinson's disease. The symptoms of Parkinson's disease usually develop gradually and are mild at first. There are many different symptoms associated with Parkinson's disease, but the order in which these develop and their severity is different for each individual with the condition.