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
Signs and symptoms of Parkinson's disease. Signs and symptoms of Parkinson's disease are varied. Parkinson's disease affects movement, producing motor symptoms. Non-motor symptoms, which include dysautonomia, cognitive and neurobehavioral problems, and sensory and sleep difficulties, are also common. When other diseases mimic Parkinson's disease they are categorized as Parkinsonism.
Other common symptoms. Besides tremor, the most common symptoms include: 1  Stiff muscles (rigidity) and aching muscles. 2  One of the most common early signs of Parkinson's is a reduced arm swing on one side when you walk.3  This is caused by rigid muscles. 4  Rigidity can also affect the muscles of the legs, face, neck, or other parts of the body.he most common cause of non-Parkinson's tremor is essential tremor. It's a treatable condition that is often wrongly diagnosed as Parkinson's. Besides tremor, the most common symptoms include: 1  Stiff muscles (rigidity) and aching muscles.