derailment

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derailment

 [de-rāl´ment]
disordered thought or speech characteristic of schizophrenia and marked by constant jumping around from one topic to another before the first is fully realized, the topics often being clearly but indirectly related or unrelated.

de·rail·ment

(dē-rāl'ment),
A symptom of a thought disorder in which one constantly gets "off the track" in one's thoughts and speech; similar to loosening of association.

derailment

A pattern of communication (speech or writing) in which a person's ideas slip off one track and onto another that is completely unrelated or only obliquely related. In moving from one sentence or clause to the next, the patient shifts topics from one frame of reference to another and things are said in juxtaposition that lack a meaningful relationship. This disturbance occurs between clauses, in contrast to incoherence, in which the disturbance is within clauses.

Aetiology
Organic brain disease, schizophrenia.

derailment

Neurology Speech characterized by abrupt changes in a parallel direction Etiology Organic brain disease, schizophrenia

de·rail·ment

(dē-rāl'mĕnt)
A symptom of a thought disorder in which one constantly gets "off the track" in one's thoughts and speech; similar to loosening of association.
References in periodicals archive ?
The Rourkela-Jammu Tawi Muri Express derailed in Kaushambi district of Uttar Pradesh on May 25, 2015.
The police found that one of the reasons the accident turned out to be so grave was that the first car suddenly lost speed when the brakes were applied and it derailed and hit the ground, thus causing the following cars to ram into it, the sources said.
Later, a relief train carrying field officials of the PR Khanewal junction staff reached the spot and started making efforts to get the derailed coaches back on track,' he explained.
The first five of the train's seven cars derailed. The first car plowed into the ground-floor parking area of the condominium building and overturned.
Railway officials said that efforts were underway to put the derailed carriages of Karakoram Express back on track so that it can continue the journey.
It is not the first time an ICE has derailed in Basel.
The German News Agency said that the engine car and one carriage derailed after leaving Ostbahnhof station in Berlin on its way to the Swiss resort of Interlaken, noting that it was not clear how and why it derailed.
THERE was pandemonium in Agege area of Lagos on Thursday when an 8 am Lagos Mass Transit train derailed at Ashade level crossing, leaving many feared dead and injured.
HYDERABAD -- Two coaches of the Karachi-bound train Khushhal Khan Express derailed near Kot Adu area of Muzaffargarh district on Tuesday.
At least seven people were killed and 30 seriously injured after a passenger train derailed near Rae Bareli district in the Indian state of Uttar Pradesh on Wednesday.
At least two people were injured on Thursday when eight coaches of Khushal Khan Khattak Express derailed near Sehwan, Express News reported.
figure By WINNIE ATIENO A cargo train ferrying petroleum from Mombasa port has derailed at Kibarani, causing traffic woes into the central business district of Kenyas second biggest city.The train that was using the old metre gauge railway lost its way at 4.