It is very important for all mental health professionals to take very detailed and thorough historical information from their patients. This information should include an adequate social history, complete medical history, and a full mental status examination with a probable treatment plan. Describe three reasons it is important to gather detailed and extensive information from any patient before you counsel him/her or make medication suggestions. Use evidence-based research to support your position. Define malingering. Discuss two ways to differentiate between malingering and a DSM5 diagnosis. Use evidence-based research to support your position.