Nausea: The feeling of nausea is something that most of us experience at some point, and this sensation can come about for one of a variety of reasons. From illness, stress, and nerves, to the side effect of medication or treatment, nausea has plenty of causes. This is a sensation where the sufferer feels like he or she wants to vomit, and experiences pain and unease in the stomach area.
Necrosis: When cells in the body are killed off unexpectedly, the process is known as necrosis. This process can occur for a variety of reasons. Infections, injuries, and cancers are some of the causes of necrosis, and one of the risks associated with necrosis is the possibility of harmful chemicals being released by the dying cells into surroundings tissues within the body.
Needle Biopsies: A biopsy is the process of taking a sample of tissue or fluid from a person in order to carry out an examination and make a diagnosis or monitor a disease. Biopsies can be carried out using a number of methods, and one type of biopsy method is the needle biopsy. The needle biopsy is a far less invasive biopsy method than many other types that involves the use of a small needle in order to take a sample for examination.
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