Find an Ophthalmologist. Dark spots can refer to blind spots or to shadows moving across vision cast by specks floating in the eye. The symptoms and possible related eye conditions/diseases in this section are for general reference only, and do not contain all visual symptoms or all possible related conditions or diseases.
A boil is a red, swollen, painful bump under the skin. It often looks like an overgrown pimple. Boils are often caused by infected hair follicles. Bacteria from the infection form an abscess, or pocket of pus. A boil can become large and cause severe pain. Boils most often happen where there is hair and rubbing.
in this article a boil is a skin infection that starts in a hair follicle or oil gland at first the skin turns red in the area of the infection and a tender lump develops after four to seven days the lump starts turning white as pus collects under the skin the most common places for boils to appear are on the face neck armpits shoulders and buttocks if several boils appear in a group this is a more serious type of infection called a carbuncle