This handbook investigates the role of clinical laboratory testing in the diagnosis and management of psychiatric disorders. Russell Foster provides a structured framework for clinicians to integrate biochemical and physiological data into their daily mental health practice. The text addresses the necessity of objective testing to rule out organic causes of psychiatric symptoms and to monitor the physical health of patients undergoing pharmacological treatment.

Experts identify this text as a practical resource for clinicians who require a concise reference for laboratory investigations in a psychiatric context. Readers frequently note the clinical utility of the book in bridging the gap between general medicine and specialized mental health care.