|
|
Over time, chronic hepatitis B virus and hepatitis C virus infections can progress to advanced liver disease, liver failure, and hepatocellular carcinoma. Unlike other forms, more than 80% of hepatitis C infections become chronic and lead to liver disease. When combined with hepatitis B, hepatitis C now accounts for 75% percent of all cases of liver disease around the world. Liver failure caused by hepatitis C is now leading cause of liver transplants in the United States.
Though methadone is often used to treat dependency on other opioids, the drug itself can be abused. Crushing or snorting methadone can achieve the opiate "rush" desired by addicts. Improper use such as these can lead to a dangerous dependency on methadone. This drug now accounts for nearly one-third of opioid-related deaths.
Glaucoma is a leading cause of blindness. As of yet, there is no cure. Everyone is at risk, and there may be no warning signs. It is six to eight times more common in African Americans than in whites. The best and most effective way to detect glaucoma is to receive a dilated eye examination.
About 100 new prescription or over-the-counter drugs come into the U.S. market every year.
The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.
![The medical assistant often has to reassure and comfort the patient before effective communication c](https://biology-forums.com/gallery/47/medium_380792_21_05_16_2_07_16_235561803.jpeg)
![For a differential white blood cell count, (A) the slide is examined under oil immersion. (B) Cells ...](https://biology-forums.com/gallery/47/medium_660366_17_03_17_10_12_05_272331773.jpeg)