Organizational insight for physician leaders: a critical perspective.

Learn how to develop and institute the organizational awareness that leadership teams require to run healthy medical care systems.

Normative data for the F(p) scale of the MMPI-2: implications for clinical and forensic assessment of malingering.

Data from several clinical samples and the Minnesota Multiphasic Personality Inventory--2 standardization group are presented to familiarize the reader with response patterns of different groups on a new validity scale designed to assist in the identification of exaggeration or fabrication of psychological disturbance. Sensitivity-specificity analyses are included along with suggestions for use of the F(p) Scale with other validity scales. Cautions about setting single cutoff scores are also discussed.

[Changes in the 24-hour rhythm of plasma melatonin in patients with liver cirrhosis--relation to sleep architecture].

Objective: To assess the 24 hr plasma melatonin profile as a marker of the output rhythm from the circadian clock and to study sleep diaries as reflection of subjective sleep quality in patients with liver cirrhosis.

Design: Prospective cohort study.

Patients: A total of 14 subjects, 7 non-alcoholic cirrhotics and 7 age-, sex-, and educationally-matched controls.

Disruption of the diurnal rhythm of plasma melatonin in cirrhosis.

Objectives: To assess 24-hour plasma melatonin profile as a marker of output rhythm from the circadian clock and to study sleep diaries as reflections of subjective sleep quality in patients with liver cirrhosis.

Design: Prospective cohort study.

Setting: Clinical research center in a university hospital.

Fitness to drive in patients with cirrhosis and portal-systemic shunting: a pilot study evaluating driving performance.

It has been suggested that some patients with cirrhosis are unfit to operate a motor vehicle. However, performance while driving a motor vehicle has not been evaluated in such patients. In this pilot study, we assessed the fitness to drive of stable individuals with cirrhosis and clinical evidence of portal hypertension, portal-systemic shunting and no prior history of hepatic encephalopathy.