According to Dr. George Boeree, effects of neurosis can involve:
...anxiety, sadness or depression, anger, irritability, mental confusion, low sense of self-worth, etc., behavioral symptoms such as phobic avoidance, vigilance, impulsive and compulsive acts, lethargy, etc., cognitive problems such as unpleasant or disturbing thoughts, repetition of thoughts and obsession, habitual fantasizing, negativity and cynicism, etc. Interpersonally, neurosis involves dependency, aggressiveness, perfectionism, schizoid isolation, socio-culturally inappropriate behaviors, etc.
Cluster A (odd or eccentric disorders)
Paranoid personality disorder: characterized by irrational suspicions and mistrust of others
Schizoid personality disorder: lack of interest in social relationships, seeing no point in sharing time with others
Schizotypal personality disorder: also avoids social relationships, though out of a fear of people