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Stevens-Johnson syndrome and Toxic Epidermal Necrolysis syndrome are life-threatening reactions that can result in death. Complications include permanent blindness, dry-eye syndrome, lung damage, photophobia, asthma, chronic obstructive pulmonary disease, permanent loss of nail beds, scarring of mucous membranes, arthritis, and chronic fatigue syndrome. Many patients' pores scar shut, causing them to retain heat.

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Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.

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Opium has influenced much of the world's most popular literature. The following authors were all opium users, of varying degrees: Lewis Carroll, Charles, Dickens, Arthur Conan Doyle, and Oscar Wilde.

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Elderly adults are living longer, and causes of death are shifting. At the same time, autopsy rates are at or near their lowest in history.

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Parkinson's disease is both chronic and progressive. This means that it persists over a long period of time and that its symptoms grow worse over time.

Body plan of a crustacean, as represented by a shrimp Body plan of a crustacean, as represented by a shrimp
Brain mass as a function of body mass in mammals. Brain mass as a function of body mass in mammals.
Pineal Gland, Located on the Dorsal Surface of the Midbrain Pineal Gland, Located on the Dorsal Surface of the Midbrain
The Fate of Amino Acids in Your Body The Fate of Amino Acids in Your Body
The Amounts of the Different Minerals in Your Body The major minerals are present in larger amounts The Amounts of the Different Minerals in Your Body The major minerals are present in larger amounts
Main body cavities that hold human organs Main body cavities that hold human organs
Video: Introduction to Genetics

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