1.   As they emerge, many are walking skeletons, dying of malaria, cholera and untreated infections.

2.   Not so with untreated bacterial infections, which can skew the results of PAP exams or cause pelvic inflammatory disease, a leading cause of infertility, Hillier said.

3.   Some die of accidents, malnutrition, dehydration, untreated urinary infections and bedsores that turn into toxic, flesh-eating wounds.

4.   There was no obvious cause of death, but Tench found evidence of an apparently untreated infection of the left leg.

5.   Untreated infections are especially dangerous.