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
Medical school based on lectures, simulations, standardized-patient sessions, problem-based learning sessions, seminars, and observational clinical experiences. By year three, most schools have begun the non-elective, clinical-rotation block with accompanying academic courses (these include but are not limited to internal medicine, pediatrics, general surgery, anaesthesiology, orthopaedics, gynaecology and obstetrics, emergency medicine, neurology, psychiatry, oncology, urology, physical medicine and rehabilitation, ophthalmology, and otorhinolaryngology). Elective rotations are usually introduced in the fourth or fifth year, though as in the case of the non-elective rotations, "the hospitals the medical students may be placed in or apply to for a given rotation depend entirely on the medical