Definition: 'Malarial Periodicity'
malarial periodicityType: Term
1. a clinical rhythmicity reflected in periodic fevers and chills recurring at approximately 48-hour intervals in tertian malaria (Plasmodium vivax or P. ovale) or at 72-hour intervals in quartan malaria (Periodicity malariae); the rhythm of tertian or 48-hour cycles is frequently modified in malignant tertian or falciparum malaria (P. falciparum); associated with release of merozoites from red blood cells during erythrocytic schizogony, although the controlling mechanism for the synchronous release is unknown.
The information shown above for malarial periodicity is provided by Stedman's.
* Stedman's, part of Lippincott Williams & Wilkins, provide a comprehensive line of health-science publications for healthcare professionals and medical students.