training module for medical officers primary health centre - NVBDCP

Plate 2: Plasmodium vivax thin filma - d: Infected RBCs become enlarged by > 50% in size. Ring form measure about one-thirddiameter of RBCs. Have prominent red chromatin and fine circle of blue cytoplasme: Young trophozoites have irregular, amoeboid appearance; Scuffner’s dots seenf - g: Older trophozoites become very large, markedly amoeboid and may fill RBCh: Chromatin mass is large and compact with grains of pigment scattered throughout cytoplasmi: The early schizont is large and amoeboidj - l: Chromatin divides into small irregular masses ultimately forming 12-24 merozoites; matureschizont fills enlarged RBCM - n: Macrogametocytes are large and blue and have small, eccentric compact chromatin mass;brown pigment is scattered throughout cytoplasm. Parasite nearly fills enlarged RBC.o - p: Microgametocytes have large, diffuse mass of pink staining chromatin and light bluecytoplasm containing scattered granules of dark pigment29