Category Archives: Module – Parasitology
Artemisinin derivatives for malaria – tutorial notes from Dan Lennon
Guest posting from Dr Dan Lennon, Microbiology Registrar. Here is another excellent overview of important antimalarials. Artemisinin Derivatives Lennon 2019.
Entamoeba histolytica
Case report 1- SIDG 2017_Dr C Swan Amoebiasis PNG case report: Multiple liver abscesses: an unusual case which demonstrates the importance of ultrasonography in the detection of liver pathology. Life cycle Rapid diagnostic tests are reliable now – distinguish E. histolytica … Continue reading
Malaria diagnostics- what’s new and why is it important?
Guest posting: Dr Ian Marr, Microbiology Registrar, NSW Health Pathology. Malaria diagnosis Marr August 2018 v2 Short questions for postgraduates:
Parasitology overview and helminth infection
Classification of Parasites and Helminths 2018 Marr Diagnosis of filarial infections (WHO) Kow PNGMJ 2013 – a comparative study of intestinal helminths, PNG Owen-IL Parasitic_zoonoses_PNG J Helminthology 2005 Strongyloides CDC site ; Robertson NT strongyloides PCR test Reference CDC Laboratory Identification … Continue reading
Leishmaniasis case report and overview
Case report, overview, diagnosis and treatment: Dr A Oon Leishmania July 2017 Life cycle WHO Leishmaniasis site From Stark et al, case report Medical Journal of Australia 2007 : A: Non-healing New World cutaneous leishmaniasis ulcer on the left forearm. B: … Continue reading
Toxoplasma, Amoebic meningoencephalitis & keratitis
Toxoplasmosis Overview- Toxoplasmosis Life cycle Relevant manifestations to consider further: congenital – diagnosis – excellent recent guide reactivation in an immunocompromised (deficient cell-mediated immunity ) patient such as someone with advanced HIV – then cerebral abscess (may be multiple), retinitis or … Continue reading
Coccidian enteric parasites- Cryptosporidium and Cyclospora
FERGUSON 2011 Coccidian enteric parasites (includes references relevant to Nepal) Rapid diagnostic tests for Cryptosporidium are effective- often combined with a giardia test. However as the illness is self-limited in the immunocompetent, testing probably not relevant. Highly relevant for immunocompromised patients … Continue reading
Plasmodium species (malaria)
Recent CPHL malaria workshop materials – make sure you have a copy and review same. Malaria 2014 John Hunter Hospital program tutorial overview Health information system strengthening and malaria elimination in Papua New Guinea. Rosewell A et al. Malar J. 2017 Jul 5;16(1):278. … Continue reading
Dientamoeba fragilis morphological diagnosis and clinical relevance
Dientamoeba fragilis measures 9-12 uM and have 1-2 nuclei (nearly half have only 1 nucleus). Important notice from RCPA 2015 concerning the (overall lack of) significance of Dientamoeba and Blastocystis detected in stool. [Multiplex faecal PCR assays often include these … Continue reading