Category Archives: Microbiology
Adenovirus – bug of the week
Adenovirus overview -2016-path-north; Prepared for our weekly pathology teaching round by one of our registrars. Reference CDC Adenovirus site Image credit: http://www.daviddarling.info/encyclopedia/A/adenovirus_infection.html
Severe primary dengue- recent case and discussion
Guest posting from our Infectious Diseases advanced trainee, Dr Milton Micallef. ID meeting-presentation-dengue-dhf-and-dss Sept 2016 N.B. For an update on dengue viral vaccines (very promising work and at least one tetravalent vaccine in use), see WHO Dengue Vaccine Research page. Excellent … Continue reading
Endemic Hepatitis E in Oz (and elsewhere) – update from Prof Josh Davis
Guest posting: A/Prof Josh Davis, Infectious Diseases Physician, John Hunter Hospital, NSW, Principal Research Fellow, Menzies School of Health Research, NT, Australia. Another excellent presentation from Josh. HEV talk ASID Annual Scientific Meeting 2016_Davis. An essential topic for ID and Pathology post-grads! References (both … Continue reading
What adverse fetal outcomes are associated with dengue in pregnancy?
Guest posting: Dr Ayesha Akram, Microbiology Registrar, Pathology North, NSW. Prematurity and low birth weight are important causes of neonatal death and despite increasing awareness of the importance of these adverse pregnancy outcomes, the causes remains unknown on many occasions. … Continue reading
Extrapolating key antibiotic susceptibilities for Staphylococcus aureus
Originally posted on AIMED – Let's talk about antibiotics:
Indicator antibiotic tested Result Extrapolates to Also susceptible (but not first line) Betalactamase production and/or penicillin susceptibility ? Susceptible ? ? benzylpenicillin ampicillin/ amox dicloxacillin flucloxacillin cephalexin cefazolin Later generation…
Laboratory assays for diagnosis of tick-borne infections
Excellent overview by the Australian expert, Stephen Graves that is highly relevant to all countries, not just Australia. Professor Graves has been responsible for ground-breaking discoveries in this area and has much wisdom to impart. The incidence of rickettsial disease and … Continue reading
Posted in Bacteria (GNEG), Infectious diseases
Tagged Coxiella, Ehrlichia, Rickettsia
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Guide to MRSA strains and their emergence
It’s important to understand as much as you can about Staphylococcus aureus – it is such a prevalent cause of community and healthcare-associated infection and remains a major challenge to control. It’s not just one species – various clones of … Continue reading
Micro comments unpacked: Gram negative bacteremia
Originally posted on AIMED – Let's talk about antibiotics:
Here is an example comment from Pathology North which is added to positive blood culture reports when a Gram negative coliform species ( Enterobacteriacae eg. E. coli) has been isolated: The…
Posted in Microbiology
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Fatal case of meningococcal infection – a salutary tale
Originally posted on AIMED – Let's talk about antibiotics:
This unfortunate 27 year old pregnant woman collapsed at home with a seizure and then died soon after. She had a disseminated W135 serotype infection – this serotype has been associated…
Saving lives by routine cryptococcal antigen screening and pre-emptive fluconazole in patients with advanced HIV
Guest posting: Dr Melanie-Anne John, Microbiology Registrar, Pathology North, formerly Infectious Disease Department, Nelson R Mandela School of Medicine, University of KwaZulu-Natal, RSA Cryptococcal meningitis (CCM) has a high mortality (20-50%) in patients with AIDS. CCM is preventable with fluconazole and … Continue reading
Posted in Fungi, Module-CNS infections, Module-Mycology
Tagged Cryptococcus, HIV, Infectious diseases, Meningitis
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Microbiology and Infectious Diseases postgraduate teaching (PRIDA) 