Name: Bryony Rudd

Theme: Protozoa

OPTION LIST

A	Cryptosporidium parvum	I	Trypanosoma cruzi
B	Entamoeba histolytica	J	Trypanosoma gambiense
C	Giardia lamblia	K	Trypanosoma rhodesiense
D	Leishmania donovani	L
E	Naegleria Fowleri	M
F	Plasmodium falciparum	N
G	Toxoplasma gondii	O
H	Trichomonas vaginalis	P

For each scenario below, choose the most appropriate answer from the list above. Each option may be used once, more than once or not at all.

1. A 25 year old man presents with weight loss and diarrhoea. He has recently been on holiday in India. On examination of his stool cysts and “tear-drop” shaped trophozoites are present.

2. The CT scan of a neonate shows diffuse intracranial calcification and hydrocephalus. On questioning, his mother tells you that she used to work in a slaughterhouse and has five cats.

3. A 10 year old girl presents with fever, hepatomegaly, splenomegaly and anaemia. She recently emigrated from the Sudan. Her mother tells you that 6 months ago the girl developed dark patches on her hands and forehead.

4. An 18 month old girl from Brazil sees you whilst on a short holiday in Britain. Her parents are worried because she appears to have had fever for the last few weeks, seems more tired and out of spirits than usual, has loss of appetite, vomiting and diarrhoea and complains of pains in her legs. On examination she has general lymphadenitis and non-pitting oedema in her legs and feet. Her Machado-Guerreiro test is positive.

ANSWERS

1. C

2. G

3. D

4. I