OBJECTIVE Description of a case of osmotic myelinolysis associated with hyponatremia produced as a consequence of compulsive water drinking. METHOD Case report and review of relevant literature. RESULTS Compulsive water drinking or psychogenic polydipsia is a common cause of hyponatremia among individuals with chronic mental illness. Central pontine myelinolysis and extrapontine myelinolysi...

BACKGROUND Epidermolysis bullosa pruriginosa is a rare clinical subtype of dystrophic epidermolysis bullosa characterized by intense pruritus, secondary scratching-induced lesions, and pronounced scarring. OBSERVATIONS We describe a patient with epidermolysis bullosa pruriginosa who was misdiagnosed as having psychogenic pruritus for several years. Except for nail (toenail) dystrophy, no feat...

BACKGROUND We report 4 patients with young-onset monogenetic parkinsonism, each of whom was misdiagnosed with either a psychogenic movement disorder or chronic fatigue syndrome for 10 to 23 years after the onset of their first symptoms. RESULTS Once the diagnosis was eventually made, they all had a rapid and excellent response to levodopa, albeit with the early appearance of interdose dyskine...

Treatment for psychogenic nonepileptic seizure (NES) typically consists of psychopharmacological intervention and psychotherapy. Psychotherapy is believed to be effective in identifying the etiology of the disorder and treating disorder-related comorbidities. However, there is as of yet no clear consensus on the psychotherapeutic methodology most effective in treating NES. In the current case r...

BACKGROUND Psychogenic fever is one of the most common psychosomatic diseases. Patients with psychogenic fever have acute or persistent body temperature above normal range in psychologically stressful situations. In spite of numerous case reports on psychogenic fever, there are few epidemiological studies. Therefore, our goal was to investigate the age distribution and gender differences of psy...

A case of palato-pharyngo-laryngeal myoclonus in a 53-year-old male was presented. An otherwise healthy patient suffered from involuntary movement of the anterior part of the neck. The movement stopped only during phonation and swallowing. All examinations including MRI failed to reveal any etiology, and no treatment was really effective. It was noted, however, that an anxiety often worsened th...