<unk> or ID, also known as infectiology, is a medical specialty dealing with the diagnosis and treatment of infections. An<unk> specialist's practice consists of managing nosocomial (healthcare-acquired) infections or community-acquired infections and is historically associated with hygiene, epidemiology, clinical microbiology, travel medicine and tropical medicine.
Infectious diseases 
Causes of cancer
Pathogenic bacteria
Drug therapy problems
Skin and skin structure infection
Multidrug-resistant bacteria
Infectious causes of cancer
Waterborne diseases