The use of ultraviolet light-sensitive markers reveals that the toilets of patients with Clostridium difficile diarrhea are cleaned less well than other patients; and that the C. difficile persists on the toilet even after adequate cleaning.

Women are reluctant to disclose their sexual histories as part of a chlamydia screening program and prefer an inclusive age-based approach to screening rather than targeted screening based on risk factors.

Routine HIV testing is recommended for patients presenting with amebic liver abcess (ALA), as the majority of them are HIV-positive and have no other clinical features suggesting HIV infection.

Using interviews, molecular biology and microbiological techniques, Norwegian Public Health teams traced a recent fatal outbreak of hemolytic uremic syndrome to the rare and virulent STEC O103:H25 strain of E. coli contaminating local mutton sausages.

Artemisinins administered as rectal suppositories, particularly artesunate as a single high dose, reduce malaria parasite load within 24 hours without serious adverse effects, offering an alternative to intravenous quinine therapy in remote areas where trained personnel are scarce.