Infectious causes of symptoms in travelers to Australia, New Zealand, and Oceania

Syndrome	Condition or pathogen	Temperate Australia or New Zealand	Tropical Australia	Papua New Guinea (PNG) and Oceania
Acute fever	Malaria			+
	Enteric fever			+
	Amoebic liver abscess		+	+
	Leptospirosis	+	+	+
	Q fever^*	+	+
	Scrub typhus and tick typhus^*	+	+	+ (PNG)
	Melioidosis		+	+
Acute diarrhea	Enteropathogenic Escherichia coli	+	+	+
	Rotavirus, Norwalk, other viruses	+	+	+
	Campylobacter	+	+	+
	Salmonella, Shigella	+	+	+
	Amoebiasis (Entamoeba histolytica)		+	+
	Ciguatera poisoning		+	+
Rash	Ross River virus^*	+	+	+
	Barmah forest virus^*	+	+
	Dengue		+	+
	Tick typhus^*		+	+ (PNG)
	Scrub typhus^*		+	+
Pneumonia	Streptococcus pneumoniae and other common respiratory pathogens	+	+	+
	Psittacosis	+	+
	Q fever^*		+	+
Neurologic problems	Bacterial meningitis due to common pathogens	+	+	+
	Eosinophilic meningitis		+	+
	Murray Valley encephalitis^*	+	+	+
	Japanese encephalitis^*	+	+	+ (PNG)
	Cryptococcosis	+	+	+
	Ciguatera fish poisoning		+	+
	Tick paralysis		+
Acute polyarthritis	Ross River virus^*	+	+	+
	Barmah forest virus^*	+	+
	Chikungunya			+
Jaundice	Hepatitis A or B	+	+	+
Jaundice	Malaria			+
Skin ulcer	Tropical ulcer infected with Streptococcus pyogenes or S. aureus		+	+
	Infected coral injury		+	+
	Mycobacterium ulcerans^*	+	+	+ (PNG)
	Melioidosis		+	+
	Cutaneous diphtheria^*¶		+	+
	Haemophilus ducreyi			+

* These infections are not present in New Zealand.

¶ Cutaneous infections are often polymicrobial; the diagnosis of cutaneous diphtheria may be overlooked if travel history is not provided.

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