malaria pigment

malaria pigment

[mə′ler·ē·ə ‚pig·mənt]
(pathology)
Dark-brown, amorphous, microcrystalline and birefringent pigment found in parasitized erythrocytes, especially with malarial parasites, and in littoral phagocytes of spleen, liver, and bone marrow.
References in periodicals archive ?
Malaria pigment crystals as magnetic micro-rotors: key for high-sensitivity diagnosis.
2 mmol/L) Acidosis (plasma bicarbonate <15 mmol/L or serum lactate >5 mmol/L) Hepatic transaminases >3 times normal Renal impairment (serum creatinine >265 [micro]mol/L or rapidly rising creatinine or urine output <400 mL/day in an adult) Haemoglobin <5 g/L Parasitaemia [greater than or equal to] 5% [greater than or equal to] 5% neutrophils contain malaria pigment Presence of schizonts of P.
Association of intraleukocytic Plasmodium falciparum malaria pigment with disease severity, clinical manifestations, and prognosis in severe malaria.
Presence of falciparum schizonts and/or malaria pigment in 5% or more of neutrophils on a blood film are considered to be poor prognostic signs (12,77,78).
Intraleucocytic malaria pigment and prognosis in severe malaria.
Sometimes parasites cannot be found in peripheral blood smear from patients with malaria, but malaria pigment may be seen in circulating phagocytic leucocytes.
The paper entitled "Quinoline Binding Site on Malaria Pigment Crystal: A Rational Pathway for Anti-Malaria Drug Design" is also available through http://pubs.
vivax has been inconsistently associated with the presence of malaria pigment in the placenta, but not associated with placental pathologic changes (14,31).
Monocytes and neutrophils may ingest birefringent depolarizing malaria pigment that can be detected by the instrument.