Primary polydipsia symptoms, such as delusions involving fluid intake or other unusual behaviours. Primary polydipsia may have physiological causes, such as autoimmune hepatitis. Since primary polydipsia is a diagnosis of exclusion, the diagnosis may be made for patients who have medically unexplained excessive thirst, and this is sometimes incorrectly referred to as "psychogenic" rather than "primary" polydipsia. As a diagnosis of exclusion, a diagnosis of primary polydipsia may be the result of elimination of the possibility of diseases causing similar signs and symptoms, such as diabetes insipidus. Diagnosis may be complicated by the fact that chronic and extreme compulsive drinking may impair
Symptom targeted intervention Symptom targeted intervention Symptom targeted intervention (STI) is a clinical program being used in medical settings to help patients who struggle with symptoms of depression or anxiety or adherence to treatment plans but who are not interested in receiving outpatient mental health treatment. STI is an individualized therapeutic model and clinical program that teaches patients brief, effective ways to cope with difficult thoughts, feelings, and behaviors using evidence-based interventions. Its individualized engagement process employs techniques from solution-focused therapy, using a Rogerian, patient-centered philosophy. This engagement process ensures that even challenging, at-risk, and non-adherent patients are able to participate. Social workers