Primary polydipsia rare non-psychogenic causes. An example is polydipsia found in patients with autoimmune chronic hepatitis with severely elevated globulin levels. Evidence for the thirst being non-psychogenic is gained from the fact that it disappears after treatment of the underlying disease. Psychogenic polydipsia is also observed in some non-human patients, such as in rats. Primary polydipsia Primary polydipsia is a form of polydipsia characterised by excessive fluid intake in the absence of physiological stimuli to drink. This includes psychogenic polydipsia (PPD – not to be confused with postpartum depression), which is caused by psychiatric disorders, often schizophrenia, and often accompanied by the
Complications: A Surgeon's Notes on an Imperfect Science caused by the brain. Doctors are unsure of the causes of this pain and don’t exactly know how to treat it. This mystery surrounding medicine demonstrates its own imperfection that doctors and patients should both be aware of. By knowing the shortcomings of medicine, doctors and patients alike are able to improve the care and doctor-patient relationship since they are aware of what medicine can accomplish through science and its limitations. "Complications: A Surgeon’s Notes on an Imperfect Science" goes over many of the ethical issues present in medicine today. In "Education of a Knife," the morality of the learning