Research Topics
| Damien StarkSummaryAffiliation: St Vincent's Hospital Country: Australia Publications
| Collaborators
|
Detail Information
Publications
Detection of Dientamoeba fragilis in fresh stool specimens using PCRD Stark
Department of Microbiology, St Vincent s Hospital, NSW, Darlinghurst 2010, Sydney, Australia
Int J Parasitol 35:57-62. 2005..The PCR protocol showed a specificity of 100% and a sensitivity of 93.5% and the entire procedure can be performed in one day...
Amoebiasis: current status in AustraliaSebastiaan J van Hal
Department of Microbiology and Infectious Diseases, St Vincent s Hospital, Sydney, NSW
Med J Aust 186:412-6. 2007..Treatment should always include a luminal agent to eradicate colonisation, prevent spread and/or reduce the risk of invasive disease. Medical therapy can successfully cure invasive disease, including amoebic liver abscesses...
A review of the clinical presentation of dientamoebiasisDamien Stark
Department of Microbiology, St Vincent s Hospital, Darlinghurst 2010, NSW, Australia
Am J Trop Med Hyg 82:614-9. 2010..Intermittent shedding of D. fragilis was found to be highly variable. These studies confirm the pathogenic nature of D. fragilis and we recommend laboratories routinely test for the organism...
Detection and transmission of Dientamoeba fragilis from environmental and household samplesDamien Stark
Division of Microbiology, SydPath, St Vincent s Hospital, Sydney, New South Wales, Australia
Am J Trop Med Hyg 86:233-6. 2012..fragilis. The study also highlights the need for household contacts to be screened, given the propensity of close contacts to become infected with the organism...
Evaluation of multiplex tandem real-time PCR for detection of Cryptosporidium spp., Dientamoeba fragilis, Entamoeba histolytica, and Giardia intestinalis in clinical stool samplesD Stark
Division of Microbiology, SydPath, St Vincent s Hospital, Darlinghurst 2010, NSW, Australia
J Clin Microbiol 49:257-62. 2011..This study also highlights the lack of sensitivity demonstrated by microscopy, and thus, molecular methods such as MT-PCR must be considered the diagnostic methods of choice for enteric protozoan parasites...
Rhizopus microsporus var. rhizopodiformis sinus-orbital zygomycosis in an immunosuppressed patient: successful treatment with posaconazole after a complicated clinical courseD Stark
Department of Microbiology, St Vincent s Hospital, Sydney, Australia
J Med Microbiol 56:699-701. 2007..Commercially available pea straw compost used for gardening was suspected to be the source of the infection. After an initial relapse, treatment with surgical debridement, liposomal amphotericin B and posaconazole was successful...
Leishmaniasis, an emerging imported infection: report of 20 cases from AustraliaDamien Stark
Division of Microbiology, SydPath, St Vincent s Hospital, Darlinghurst, Australia
J Travel Med 15:351-4. 2008..These data highlight the range of species causing leishmaniasis imported in Australia and demonstrate the importance of species identification in determining proper treatment...
Comparison of microscopy, two xenic culture techniques, conventional and real-time PCR for the detection of Dientamoeba fragilis in clinical stool samplesD Stark
Division of Microbiology, St Vincent s Hospital, Darlinghurst, NSW, Australia
Eur J Clin Microbiol Infect Dis 29:411-6. 2010..3 and 99%, respectively. These results show that RT-PCR is the diagnostic method of choice for the detection of D. fragilis in clinical samples and, as such, should be considered as the gold standard for diagnosis...
Clinical significance of enteric protozoa in the immunosuppressed human populationD Stark
Department of Microbiology, St Vincent s Hospital, Darlinghurst 2010, NSW, Australia
Clin Microbiol Rev 22:634-50. 2009....
Gorillas are a host for Dientamoeba fragilis: an update on the life cycle and host distributionDamien Stark
St Vincent s Hospital, Division of Microbiology, SydPath, Darlinghurst, NSW, Australia
Vet Parasitol 151:21-6. 2008..The limited host range detected suggests human infection may not involve transmission from other animal species. In addition, we provide an update on the limited knowledge about the life cycle of this parasite and its host distribution...
Limited genetic diversity among genotypes of Enterocytozoon bieneusi strains isolated from HIV-infected patients from Sydney, AustraliaD Stark
St Vincents Hospital, Department of Microbiology, Sydney, Australia
J Med Microbiol 58:355-7. 2009....
Prevalence of enteric protozoa in human immunodeficiency virus (HIV)-positive and HIV-negative men who have sex with men from Sydney, AustraliaDamien Stark
Department of Microbiology, St Vincent s Hospital, Darlinghurst, and Department of Medical and Molecular Biosciences, University of Technology, Sydney, New South Wales, Australia
Am J Trop Med Hyg 76:549-52. 2007..The results of this study show high rates of enteric parasites persist in MSM and highlight the importance of testing for intestinal parasites in MSM. This is the first report of E. moshkovskii from MSM...
Bordetella petrii from a clinical sample in Australia: isolation and molecular identificationD Stark
Department of Microbiology, St Vincent s Hospital, Darlinghurst 2010, NSW, Australia
J Med Microbiol 56:435-7. 2007..This is the first reported case of B. petrii causing suppurative mastoiditis and only the second documented case of a clinically significant B. petrii isolate...
Lymphogranuloma venereum in Australia: anorectal Chlamydia trachomatis serovar L2b in men who have sex with menD Stark
Department of Microbiology, St Vincent s Hospital, Sydney, Australia
J Clin Microbiol 45:1029-31. 2007..All patients were MSM and human immunodeficiency virus infected. Three of the four presented with severe ulcerative proctitis. We report a cluster of rectal LGV serovar L2b infections in Sydney, Australia...
Prospective study of the prevalence, genotyping, and clinical relevance of Dientamoeba fragilis infections in an Australian populationD Stark
Department of Microbiology, St Vincent s Hospital, Sydney, Australia
J Clin Microbiol 43:2718-23. 2005..This study shows the potential pathogenic properties of D. fragilis and the need for all laboratories to routinely test for this organism...
Dientamoebiasis: clinical importance and recent advancesDamien J Stark
St Vincent s Hospital, Department of Microbiology, Sydney, New South Wales 2010, Australia
Trends Parasitol 22:92-6. 2006..fragilis. These tests will also aid the elucidation of the host distribution and the life cycle of this pathogen...
Evaluation of three diagnostic methods, including real-time PCR, for detection of Dientamoeba fragilis in stool specimensD Stark
Department of Microbiology, St Vincent s Hospital, Sydney, Australia
J Clin Microbiol 44:232-5. 2006..Real-time PCR exhibited 100% sensitivity and specificity...
Post-kala-azar dermal leishmaniasis due to Leishmania infantum in a human immunodeficiency virus type 1-infected patientD Stark
Department of Microbiology, St Vincent s Hospital, Darlinghurst 2010 NSW, Sydney, Australia
J Clin Microbiol 44:1178-80. 2006....
Irritable bowel syndrome: a review on the role of intestinal protozoa and the importance of their detection and diagnosisD Stark
St Vincent s Hospital, Department of Microbiology, Victoria St, Darlinghurst, NSW2010, Sydney, Australia
Int J Parasitol 37:11-20. 2007..It is essential that all patients with IBS undergo routine parasitological investigations in order to rule out the presence of protozoan parasites as the causative agents of the clinical signs...
In vitro susceptibility testing of Dientamoeba fragilisN Nagata
Division of Microbiology, SydPath, St Vincent s Hospital, Darlinghurst, Australia
Antimicrob Agents Chemother 56:487-94. 2012..fragilis. Our study indicated 5-nitroimidazole derivatives to be the most active compounds in vitro against D. fragilis...
Dientamoeba fragilis as a cause of travelers' diarrhea: report of seven casesDamien Stark
Department of Microbiology, St Vincent s Hospital, Sydney, NSW, Australia
J Travel Med 14:72-3. 2007..Patients presented with diarrhea lasting from 5 days to over 4 weeks. Dientamoeba fragilis should be considered as a cause of diarrhea in returning travelers...
Comparison of stool antigen detection kits to PCR for diagnosis of amebiasisD Stark
St Vincent s Hospital, Department of Microbiology, Sydney, Australia
J Clin Microbiol 46:1678-81. 2008..histolytica in stool samples from patients in geographical regions where this parasite is not endemic...
A review of Dientamoeba fragilis carriage in humans: several reasons why this organism should be considered in the diagnosis of gastrointestinal illnessJoel L N Barratt
Division of Microbiology, SydPath, St Vincent s Hospital, Darlinghurst, Australia
Gut Microbes 2:3-12. 2011..Therefore, in symptomatic patients who harbor Dientamoeba and no other pathogen, Dientamoeba should be considered as the etiological agent and treated as such...
Comparison of microscopy, culture, and conventional polymerase chain reaction for detection of blastocystis sp. in clinical stool samplesTamalee Roberts
Department of Microbiology, SydPath, St Vincent s Hospital, Sydney, Australia
Am J Trop Med Hyg 84:308-12. 2011..Subtype 3 was the most predominant subtype (present in 43% of samples assigned to this group). This study highlights the low sensitivity of microscopy when used as the sole diagnostic modality for detection of Blastocystis sp...
Clinical significance and phylogenetic relationship of novel Australian Pneumocystis jirovecii genotypesSebastiaan J van Hal
Department of Microbiology and Infectious Diseases, St Vincent s Hospital, Darlinghurst 2010, NSW Australia
J Clin Microbiol 47:1818-23. 2009..In conclusion, genetic clinical correlates continue to be found for Pneumocystis pneumonia; however, they remain controversial and warrant further study...
Seroprevalence of Entamoeba histolytica infection among men who have sex with men in Sydney, AustraliaRodney James
Department of Microbiology, St Vincent s Hospital, Darlinghurst, New South Wales, Australia
Am J Trop Med Hyg 83:914-6. 2010..69 when compared with controls. These findings show that in Sydney, sexually active HIV-infected MSM are at greater risk of developing amoebic disease caused by E. histolytica than HIV-uninfected MSM and the general population...
Entamoeba moshkovskii infections in Sydney, AustraliaR Fotedar
Department of Microbiology, St Vincent s Hospital, Darlinghurst, Sydney, NSW, Australia
Eur J Clin Microbiol Infect Dis 27:133-7. 2008..moshkovskii as a "potential" pathogen in the case of diarrhea and other gastrointestinal disorders. Further studies are needed to determine the role of E. moshkovskii in causing diarrheal diseases in our population...
Invasive amebiasis in men who have sex with men, AustraliaDamien Stark
St Vincent s Hospital, Darlinghurst, New South Wales, Australia
Emerg Infect Dis 14:1141-3. 2008..e., Japan, Taiwan, and Republic of Korea. We report locally acquired invasive amebiasis in Sydney, Australia, exclusively in MSM...
The ambiguous life of Dientamoeba fragilis: the need to investigate current hypotheses on transmissionJoel L N Barratt
Division of Microbiology, SydPath, St Vincent s Hospital, Darlinghurst, Australia
Parasitology 138:557-72. 2011..Where information is lacking, suggestions are made as to how future research could improve our knowledge on the life cycle of Dientamoeba...
PCR detection of Entamoeba histolytica, Entamoeba dispar, and Entamoeba moshkovskii in stool samples from Sydney, AustraliaR Fotedar
Department of Microbiology, St Vincent s Hospital, Sydney, Australia
J Clin Microbiol 45:1035-7. 2007..moshkovskii were observed in 63 (70.8%) and 55 (61.8%) patients, respectively, by PCR. This is the first study in Australia using molecular techniques to determine the presence of E. histolytica, E. dispar, and E. moshkovskii...
Enteric protozoa in the developed world: a public health perspectiveStephanie M Fletcher
The ithree Institute, University of Technology Sydney, NSW, Australia
Clin Microbiol Rev 25:420-49. 2012..It also discusses the potential impact of climate changes on their epidemiology and the issues surrounding waterborne transmission and suggests a multidisciplinary approach to their prevention and control...
A microscopic description and ultrastructural characterisation of Dientamoeba fragilis: an emerging cause of human enteric diseaseGouri R Banik
Division of Microbiology, SydPath, St Vincent s Hospital, Darlinghurst, Australia
Int J Parasitol 42:139-53. 2012..fragilis. This study therefore provides extensive and novel details of the ultrastructure of a neglected protozoan parasite that is an emerging cause of human disease...
Laboratory diagnostic techniques for Entamoeba speciesR Fotedar
St Vincent s Hospital, Department of Microbiology, Sydney, Darlinghurst, NSW 2010, Australia
Clin Microbiol Rev 20:511-32, table of contents. 2007..The incorporation of many new technologies into the diagnostic laboratory will lead to a better understanding of the public health problem and measures to control the disease...
Declining incidence of intestinal microsporidiosis and reduction in AIDS-related mortality following introduction of HAART in Sydney, AustraliaS J van Hal
Department of Clinical Microbiology and Infectious Diseases, St Vincent s Hospital, Victoria Street, Darlinghurst, NSW 2010, Sydney, Australia
Trans R Soc Trop Med Hyg 101:1096-100. 2007..The dramatic decline of intestinal microsporidiosis in our study reconfirms the importance of effective HAART in preventing advanced immunodeficiency, opportunistic infections and associated AIDS-related deaths...
Veillonella parvula discitis and secondary bacteremia: a rare infection complicating endoscopy and colonoscopy?D Marriott
Department of Microbiology, St Vincent s Hospital, Darlinghurst, Sydney, NSW 2010, Australia
J Clin Microbiol 45:672-4. 2007..This case highlights the importance of obtaining a microbiologic diagnosis, particularly in patients who previously have had procedures involving instrumentation...
Importance of nonenteric protozoan infections in immunocompromised peopleJ L N Barratt
Department of Microbiology, St Vincent s Hospital, Darlinghurst 2010, NSW, Australia
Clin Microbiol Rev 23:795-836. 2010..The nonenteric microsporidia, some trypanosomatids, Toxoplasma spp., Neospora spp., some free-living amoebae, Plasmodium spp., and Babesia spp. are discussed...
Factors affecting microbial contamination rate of cord blood collected for transplantationPamela Clark
Sydney Cord Blood Bank, Sydney Children s Hospital, Randwick, NSW, Australia
Transfusion 52:1770-7. 2012..This study aimed to determine the contamination rate and associated risk factors during 14 years of banking at the Sydney Cord Blood Bank...
Candida dubliniensis meningitis as delayed sequela of treated C. dubliniensis fungemiaSebastian J van Hal
St Vincent s Hospital, Darlinghurst, New South Wales, Australia
Emerg Infect Dis 14:327-9. 2008..dubliniensis candidemia in a heart-lung transplant recipient in Australia. This case highlights the importance of follow-up in patients with candidemia or disseminated infection, especially in immunosuppressed patients...
Methicillin-resistant Staphylococcus aureus (MRSA) detection: comparison of two molecular methods (IDI-MRSA PCR assay and GenoType MRSA Direct PCR assay) with three selective MRSA agars (MRSA ID, MRSASelect, and CHROMagar MRSA) for use with infection-contS J van Hal
Department of Microbiology, St Vincent s Hospital, Darlinghurst 2010 NSW, Australia
J Clin Microbiol 45:2486-90. 2007..Although it is more expensive, in addition to rapid turnaround times of 2 to 4 h, IDI-MRSA offers greater detection of MRSA colonization, independent of the swab site, than do conventional selective agars and GenoType MRSA Direct...
MRSA detection: comparison of two molecular methods (BD GeneOhm PCR assay and Easy-Plex) with two selective MRSA agars (MRSA-ID and Oxoid MRSA) for nasal swabsS J van Hal
Department of Microbiology and Infectious Diseases, StVincent s Hospital, Darlinghurst, NSW, Australia
Eur J Clin Microbiol Infect Dis 28:47-53. 2009..Sensitivity of selective agars increased with 48 hours of incubation with a corresponding decrease in specificity. In conclusion, molecular detection methods for MRSA remain sensitive and rapid but are associated with greater expense...
Achromobacter xylosoxidans subsp. xylosoxidans prosthetic aortic valve infective endocarditis and aortic root abscessesS van Hal
Department of Microbiology, St Vincent s Hospital, Darlinghurst 2010, NSW Sydney, Australia
J Med Microbiol 57:525-7. 2008..xylosoxidans. The patient was an intravenous drug user and had injected amphetamines using 'duck pond water' as a diluent. After surgical intervention and 6 weeks of intravenous meropenem therapy, the patient made an uneventful recovery...
An Australian case of New World cutaneous leishmaniasisPamela Konecny
Department of Immunology and Infectious Diseases, St George Hospital, Sydney, NSW
Med J Aust 186:315-7. 2007
Lymphogranuloma venereum: an emerging anorectal disease in AustraliaSebastiaan J van Hal
Department of Microbiology and Infectious Diseases, St Vincent's Hospital, and Sexually Transmitted Infections Research Centre, University of Sydney, NSW, Australia
Med J Aust 187:309-10. 2007
Locally acquired infection with Entamoeba histolytica in men who have sex with men in AustraliaDamien J Stark
Med J Aust 185:417. 2006
