Mark was diagnosed with schizophrenia many years ago. most recently, he has been exhibiting some bizarre behaviors. for example, he has been standing for hours in unusual postures. mark's motor dysfunction is called

Mark's motor dysfunction is called "catatonic immobility".

Catatonic immobility alludes to unsettling influence of motor conduct in which the individual stays without moving, in some cases in an ungainly stance , for broadened time of time.Catatonia can happen in relationship with a mental issue, similar to schizophrenia, or in relationship with a medicinal condition, for example, encephalitis. In a few patients, mental shock might be available without a known reason.