A larger-than-normal liver may be a sign of a wide range of diseases. Although diseases of the liver itself often cause an enlarged liver, there are many other possible causes, including: 1  Bacteria, viruses and parasites. 2  Certain heart conditions.  Several genetic diseases.
Night Sweats Caused by Medication. There are several causes of night sweats in men that are not life-threatening, and medication is generally one of them. They include anti-depressants, acetaminophen, Viagra and nitroglycerin. These medicines and others react with body chemistry and cause night sweats.
Hot flashes and night sweats may be side effects of cancer or its treatment. Sweating is the body's way of lowering body temperature by causing heat loss through the skin. In patients with cancer, sweating may be caused by fever, a tumor, or cancer treatment. Hot flashes can also cause too much sweating. They may occur in natural menopause or in patients who have been treated for breast cancer or prostate cancer. Hot flashes combined with sweats that happen while sleeping are often called night sweats or hot flushes.