Lupus is a chronic autoimmune disease that can have a serious and widespread effect on the body, including the skin, joints, muscles, and other organs. Butterfly rash and other symptoms of lupus are the result of tissue inflammation throughout various parts of the body. butterfly rash is a reddish rash on the face that spreads over the bridge of the nose and across the cheeks, making the shape of a butterfly. A butterfly rash, also called a malar rash or flush, is most commonly associated with systemic lupus erythematosus, or lupus, a chronic autoimmune disease.
Itchy throats are often caused by a combination of post-nasal drip and a dry throat (caused by breathing through your mouth when congested). 1  Therefore, a decongestant medicine -- such as those containing pseudoephedrine -- can clear blocked nasal passages and help you to breathe normally.
A sore throat refers to pain, itchiness, or irritation of the throat. You may have difficulty swallowing food and liquids, and the pain may get worse when you try to swallow. bacterial infection can also cause a sore throat. These types of infections include: 1  strep throat: inflammation of the throat caused by the Streptococcal bacteria. 2  diphtheria: infectious disease that causes throat inflammation.