In their mind, HIV infection may be a natural result of a wrongful act. They may feel that HIV is a punishment for the crime they committed and that the guilt they have to bear is both reasonable and deserved. Culture often plays a big role in this.
What is it used for? Urea is used to treat chronic dry skin conditions, such as eczema. It is also used to treat skin conditions that cause dry, thickened, scaly, flaky and cracked skin (ichthyosis, xeroderma) and thickening of the outermost layer of the skin (hyperkeratosis). It is an emollient, also known as a moisturiser.
How is it used? The blood urea nitrogen or BUN test is primarily used, along with the creatinine test, to evaluate kidney function in a wide range of circumstances, to help diagnose kidney disease, and to monitor people with acute or chronic kidney dysfunction or failure.