Nuclear medicine blood disorders. In nuclear medicine therapy, the radiation treatment dose is administered internally (e.g. intravenous or oral routes) rather than from an external radiation source. The radiopharmaceuticals used in nuclear medicine therapy emit ionizing radiation that travels only a short distance, thereby minimizing unwanted side effects and damage to noninvolved organs or nearby structures. Most nuclear medicine therapies can be performed as outpatient procedures since there are few side effects from the treatment and the radiation exposure to the general public can be kept within a safe limit. Common nuclear medicine (unsealed source) therapies In some centers the nuclear medicine
History of mental disorders the very epitome of rational thought and as the founder of philosophy, Socrates freely admitted to experiencing what are now called "command hallucinations" (then called his 'daemon'). Pythagoras also heard voices. Hippocrates (470–ca. 360 BC) classified mental disorders, including paranoia, epilepsy, mania and melancholia. Through long contact with Greek culture, and their eventual conquest of Greece, the Romans absorbed many Greek (and other) ideas on medicine. The humoral theory fell out of favor in some quarters. The Greek physician Asclepiades (ca. 124–40 BC), who practiced in Rome, discarded it and advocated humane treatments, and had insane persons freed from confinement