either a positive blood smear for P.falciparum with at least 1000 asexual parasites/uL in an asymptomatic woman or any of the following symptoms within 2 days prior to consultation: history of fever; headache, vomiting, chills/rigors, and/or any of the following signs: temperature >37.50C and <39.50C, Hb >5 and <9 g/dl) together with P.falciparum parasitaemia at any density