That depends entirely on the infections.
you get infections (bad infections)
It is known to cause urinary tract infections and wound infections.
Normally uncured urinary infections will go away on their own. Once the body is hydrated and able to flush out all the toxins.
Mirena does not cause infections.
Repeated infections eventually lead to contraction and turning-in of the eyelids, scarring of the corneas and conjunctivae, eventual blockage of the tear ducts, and blindness.
They may catch infections, get diahrrea and even die.
Secondary strep infections invade tissue already weakened by injury or illness. They frequently affect the bones, ears, eyes, joints, or intestines.
you develop very bad chest infections and chronic diarrhoea
infections may occur and in extreme cases your bladder may burst-- which is not pleasant...
staph infections
Patients with this disease have frequent infections, especially those caused by the same microorganism. Recurring infections are an indication that the immune system is not responding normally and developing immunity to reinfection.
Same kind of infections you could get from getting a minor scratch. It depends on what you are exposed to.