Leo has recently been diagnosed with a psychiatric condition by a private practitioner using the DSM-5. However, when his NHS GP reviews his case, they refer to the ICD-11 and express doubts about the initial diagnosis. Leo's partner, Sam, is a student nurse and is now concerned about the reliability of Leo's clinical diagnosis.
Explain whether Sam's concerns about the reliability of Leo's diagnosis are justified.
110 exam-style questions on Edexcel A Level Psychology Content, covering Diagnosis of mental disorders (4 Ds), Classification systems (DSM and ICD), Schizophrenia and one other disorder, Treatments for the two disorders, Individual differences, and Developmental psychology. Each one has a worked solution and a mark scheme showing where the marks go.