Category Archives: Module – Parasitology

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

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Toxoplasma, Entamoeba histolytica, 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

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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

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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

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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

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