Depends on the problem. Not all disorders are the same.
An organic mental disorder or organic mental illness is one that is caused by bodily disease. For instance, syphilitic insanity is an organic mental disorder.
Maybe a symptom, not necessarily a disorder.
The urge to commit suicide is a symptom of a mental or emotional disorder, so it is reasonable to say that 100% of children who commit suicide have a disorder or very serious depression (which is a disorder.)
Delusions are a common symptom of several mood and personality-related mental illnesses, including schizoaffective disorder, schizophrenia, shared psychotic disorder, major depressive disorder, and bipolar disorder.
Primary fatigue is a symptom of a disease or mental disorder, and may be part of a cluster of such symptoms as pain , fever, or nausea.
You are comparing symptoms to a serious mental illness. Schizophrenia is a diagnosis for various types of disorders. Mood disorders and anxiety problems can be a symptom of a schizophrenic's disorder.
Hearing voices can be a symptom of a mental disorder in which the thoughts and impulses in your head are actually being 'heard' as real voices.
Depressive disorder
Anorexia nervosa is indeed a mental disorder.
Paranoia is a mental state defined by extreme distrust and suspicion of others. It is considered a symptom of certain mental health conditions like paranoid personality disorder rather than a character trait.
no a breathing disease or disorder
Yes.