Causes of ODD (Opporitional Defiant Disorder)

Genetic factors: If parents have the problem of mood disorder, anxiety disorder, personality disorder then there will be a lot of chances that their child may get suffered from ODD.

Biological factors: Injuries related to Brain can cause to ODD and Abnormal functioning of brain chemical or neuro transmitter can also lead to ODD.

Environmental factors: Family history, dysfunctional of family life, depression may lead towards ODD.