“…It is estimated that between 30 and 50% of physically ill patients in general hospitals show comorbid psychiatric disorders, especially organic psychoses (ICD-10 F0), psychological and behavioral disturbances due to psychotropic substances (ICD-10 F1), and acute stress reactions (ICD-10 F4), with percentages of these diagnoses ranging as high as 16, 8 and 10% in medical, and 17, 8 and 13% in surgical patients, respectively (Diefenbacher et al, 2011). Special patient populationssuch as those in organ transplantation programs, intensive care units, or oncological patientsshow an even higher psychiatric comorbidity.…”