Different studies have identified that different candidate genes which means that schizophrenia is aetiologically heterogeneous – i.e. a number of different combinations of genes can lead to the illness.

What is the genetic explanation for schizophrenia?

Genetics. Schizophrenia tends to run in families, but no single gene is thought to be responsible. It's more likely that different combinations of genes make people more vulnerable to the condition. However, having these genes does not necessarily mean you'll develop schizophrenia.

What is dysfunctional thought processing in schizophrenia?

Thought disorder in which there are breaks in the train of thought and the person appears to make illogical jumps from one topic to another (loose association). Words may become confused and sentences incoherent (so called 'word salad).