What to Do If You Have Strep Throat While Pregnant. Sore throats are a common symptom of countless ailments. Your throat may be irritated by allergies. You may have a cold or flu. Or, you may have just been using your voice too much. The most common cause of sore throat is strep throat. A reported 15 percent of sore throat cases are caused by strep.
Boils may be caused by a weakened immune system. When a child's immune system is weak, his body is unable to resist the attack of bacteria that cause boils. Children who suffer from repeated attacks despite taking precautions to not become infected with boils need to have their blood tested.
Boils can be caused by other skin conditions that cause the person to scratch and damage the skin. Boils may appear on the buttocks or near the anus, the back, the neck, the stomach, the chest, the arms or legs, or even in the ear canal. Boils may also appear around the eye, where they are called styes. A boil on the gum is called intraoral dental sinus, or more commonly, a gumboil.