What are the symptoms of a psychopath?

No remorse, no empathy, superficial charm, obsession with self, usually (not always) clever, cunning, liar, often narcissistic.

Yes, it certainly can be but their might be exceptions.

Lack of conscience, morals, empathy and sometimes other emotions.

A psychopath will recognize her conduct and manner are different from those of others, given approximately average or above average intelligence and no other psychic disorders to interfere with this...

A symptom is a sign of something, usually not good. For instance, a fever, runny nose, and sore throat may be a symptom of the flu. A loud knock may be a symptom that your engine has problems....