Findings showed associations between abnormal involuntary movements and biological markers such as regional cerebral blood flow and grey matter volume in a psychiatric sample, indicating a ...

Extrapyramidal symptoms, also called drug induced movement disorders, describe the side effects caused by certain antipsychotic and other drugs. Extrapyramidal symptoms, also called drug-induced ...

The term "extrapyramidal effects" describes involuntary movements (movements that you cannot control). These side effects are most common when you first take antipsychotic medications. When you have ...

Functional movement disorders (FMD), previously referred to as “psychogenic” movement disorders, are characterized by abnormal movements, postures or spasms, such as shaking (irregular tremor) or ...

Abnormal posturing refers to rigid body movements and chronic abnormal positions of the body. This symptom isn’t the same thing as showing poor posture or slumping over. When a muscle contracts, the ...

The neural mechanism underlying amblyopia, also called "lazy eye" is still not completely clear. A new study now reports abnormal eye movements of the lazy eye, which suggests that disturbed ...

ABNORMAL, involuntary contractions of the diaphragm are generally quite rapid and unrelated in rate or time of occurrence to the cardiac cycle. Rarely, however, the left leaf of the diaphragm has been ...