Author Archives: mdjkf

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About mdjkf

Microbiologist and Infectious Diseases Physician

HTLV-1 in Papua New Guinea

Guest posting: Dr Ian Marr, Senior Microbiology Registrar, Pathology North, NSW.  Human T cell lymphotropic virus 1 (HTLV-1), the first human retrovirus discovered, is found in some PNG populations and is an important topic for M. Med. post-grads and established … Continue reading

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Module 4- urinary tract infections – annotated SAQ

Urine bench Ferguson 2013: summary to go with your reading of the relevant text chapter.  Questions:  1.       Discuss sterile pyuria Presence of white cells (>10/10^9/L) without growth of conventional uropathogens.     Causes include: UTI- patient may have been on … Continue reading

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Invasive pneumococcal disease – the impetus for immunisation

Invasive Pneumococcal Disease Surveillance (Australia) – recent report gives you a good idea of which serotypes of pneumococcus are within the different vaccines and the recent changes to serotype-specific IPD indidence – we are seeing quite an impact that is … Continue reading

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Pertussis – diagnosis, outbreaks and incidence

Culture appearances – see the Atlas – bisected pearl appearance of the colonies on charcoal agar. Diagnostic pointers – Diagnosis of pertussis Outbreak literature – local studies – Pertussis outbreak PNG 2012, PNG medical journal 1977 report on pertussis outbreak.  Earlier report from Highlands … Continue reading

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Module 3 – Respiratory infections SAQ annotated

Remember to be systematic about the key syndromes, pathogens and antimicrobials- read/revise the relevant chapters of Bailey and Scott and make notes for later!  Respiratory infections PNG overview 2018 Describe the Gram stain appearance and how a lab identifies pneumoniae. … Continue reading

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Skin soft tissue module – references for other important topics (part 2)

Scabies The efficacy of mass drug administration strategies to control scabies in a highly endemic population – NHMRC ongoing research project in the pacific . Scabies: an ancient global disease with a need for new therapies : recent BMC review – excellent … Continue reading

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Skin and Soft tissue – Short answer questions- annotated

Describe how Staphylococcus aureus is identified in the lab : a discussion of methods should include: Gram stain appearance Colony morphology on blood agar – may be haemolytic- colour etc Coagulase detection – bound coagulase and tube coagulase – NB these … Continue reading

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Basic microbiology module- short answer questions – annotated

Contrast the structure of gram negative and gram positive cell walls :  This posting may be of interest – it contrasts why Gram negative and positive bacteria exhibit different antimicrobial susceptibilities. A knowledge of how the peptidoglycan cell wall is … Continue reading

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Hepatitis B and transfusion testing – short question answers

Hepatitis B and transfusion testing – model answers to Feb 2017 tute questions

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Antibiotic resistance and prescribing presentation & quiz- Year 5 UPNG

Here is a copy of the presentation from the session given to year 5 Medicine students, February 2017 : year-5-presentation-ferguson-2017-b.  Please send me your comments or further questions or put down a comment on this web posting! Here are the pre-session … Continue reading

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