病态抖动笔迹是书写人由于各种伤残及疾病造成手臂不自主抖动书写形成的笔迹。人的书写活动受到伤、残、疾病的干扰阻碍。手臂不自主抖动所形成的笔迹,不同于老年人的抖动笔迹,也不同于其它伪装书写的抖动笔迹,它是书写习惯的动力定型与病态干扰相互作用的产物。它将造成总体书写水平下 Morbid jitter handwriting is written due to various disabilities and diseases caused by involuntary arm jitter writing written form. People’s writing activities are hampered by disability, disability and disease. The handwriting formed by the involuntary jitter of the arm is different from the jitter handwriting of the elderly and the jitter writing of other camouflage writing. It is the product of the interaction between the dynamic stereotypes of the writing habit and the pathological interference. It will cause the overall writing level below