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- Malaria
Travellers who visit malarial locations should avoid mosquito bites and take anti-malarial drugs.
- Toxoplasmosis
Problems only occur if a woman becomes infected with parasites that cause toxoplasmosis for the first time while pregnant.
- Gastroenteritis - giardiasis
Most people infected with Giardia parasites do not develop symptoms but can still spread the infection to others.
- Fleas
Fleas are parasites that feed off the blood of humans and animals, and can spread infection.
- Overseas travel – health tips
The most common travel-related illnesses are gastrointestinal diseases from poorly prepared foods or untreated water.
- Pets – safe handling of reptiles and tropical fish
People in contact with tropical fish and reptiles such as turtles, lizards and snakes may be at risk of infections and illness due to germs (such as bacteria, viruses and parasites) carried on the animals.
- Cysts
Cysts may be as small as a blister or large enough to hold litres of fluid.
- Splenomegaly
Any conditions that cause a rapid breakdown of blood cells can place great strain on the spleen and make it enlarge.
- Pinworms
Despite the unsavoury reputation, a pinworm infection (worms) is relatively harmless and easily treated.
- Pubic lice (crabs)
Pubic lice (crabs) spread through skin-to-skin contact and can cause small red areas, sores and itching.