A degenerative disorder of the central nervous system
Symptoms: Tremors in hands, arms, legs, or head; stiff muscles; problems with balance or walking
Mimics: Alzheimer's, stroke, stress, traumatic head injury, essential tremor
Tests: There are no lab tests that can diagnose Parkinson's. It is typically diagnosed by a clinical examination.
A chronic arthritis-like disorder characterized by widespread pain
Symptoms: Anxiety or depression, increased sensitivity to pain, incapacitating fatigue
Tests: Though no diagnostic lab tests are available, a diagnosis is typically made when patients report two symptoms: (1) a history of widespread pain lasting more than three months; and (2) the presence of at least 11 tender points, spots on the body that are extraordinarily sensitive to pain.
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