R Long

Summary

Affiliation: University of Alberta
Country: Canada

Publications

  1. ncbi request reprint The emergency department is a determinant point of contact of tuberculosis patients prior to diagnosis
    R Long
    Department of Medicine, University of Alberta, Edmonton, Canada
    Int J Tuberc Lung Dis 6:332-9. 2002
  2. pmc Latent tuberculosis treatment
    Stan Houston
    CMAJ 167:452-3; author reply 453-4. 2002
  3. ncbi request reprint Pediatric tuberculosis in Alberta First Nations (1991-2000): outbreaks and the protective effect of bacille Calmette-Guérin (BCG) vaccine
    Richard Long
    Department of Medicine, University of Alberta, Edmonton, AB
    Can J Public Health 95:249-55. 2004
  4. pmc Physician experience, public health and the management of tuberculosis
    Richard Long
    Department of Medicine, University of Alberta, Edmonton, Alta
    CMAJ 175:759. 2006
  5. ncbi request reprint Mycobacterium tuberculosis infection in First Nations preschool children in Alberta: implications for BCG (bacille Calmette-Guérin) vaccine withdrawal
    Sandy Jacobs
    First Nations and Inuit Health Branch, Alberta Region
    Can J Public Health 98:116-20. 2007
  6. ncbi request reprint Marked disparity in the epidemiology of tuberculosis among Aboriginal peoples on the Canadian prairies: the challenges and opportunities
    Richard Long
    Department of Medicine, University of Alberta, Edmonton
    Can Respir J 20:223-30. 2013
  7. ncbi request reprint Increase in multidrug-resistant tuberculosis (MDR-TB) in Alberta among foreign-born persons: implications for tuberculosis management
    Richard Long
    Tuberculosis Program Evaluation and Research Unit, Department of Medicine, University of Alberta, Edmonton, AB
    Can J Public Health 104:e22-7. 2013
  8. ncbi request reprint Medical versus surgical treatment of a primary tuberculous pleural peel
    R Long
    University of Alberta Hospitals, Edmonton, Canada
    Can Respir J 8:449-53. 2001
  9. ncbi request reprint High HIV-TB co-infection rates in marginalized populations: evidence from Alberta in support of screening TB patients for HIV
    Richard Long
    Tuberculosis Program Evaluation and Research Unit, Department of Medicine, University of Alberta, Edmonton, AB
    Can J Public Health 101:202-4. 2010
  10. ncbi request reprint Bronchial anthracofibrosis and tuberculosis: CT features before and after treatment
    Richard Long
    Department of Medicine, University of Alberta, Aberhart Centre 1, 3rd Floor, Room 8325, 11402 University Avenue, Edmonton, Alberta, Canada T6G 2J3
    AJR Am J Roentgenol 184:S33-6. 2005

Collaborators

Detail Information

Publications43

  1. ncbi request reprint The emergency department is a determinant point of contact of tuberculosis patients prior to diagnosis
    R Long
    Department of Medicine, University of Alberta, Edmonton, Canada
    Int J Tuberc Lung Dis 6:332-9. 2002
    ..Metropolitan Edmonton, Canada...
  2. pmc Latent tuberculosis treatment
    Stan Houston
    CMAJ 167:452-3; author reply 453-4. 2002
  3. ncbi request reprint Pediatric tuberculosis in Alberta First Nations (1991-2000): outbreaks and the protective effect of bacille Calmette-Guérin (BCG) vaccine
    Richard Long
    Department of Medicine, University of Alberta, Edmonton, AB
    Can J Public Health 95:249-55. 2004
    ..The tuberculosis control strategy of vaccinating First Nations newborns with BCG (bacille Calmette-Guerin) is currently undergoing re-evaluation in Canada. Review of recent pediatric tuberculosis morbidity could inform this re-evaluation...
  4. pmc Physician experience, public health and the management of tuberculosis
    Richard Long
    Department of Medicine, University of Alberta, Edmonton, Alta
    CMAJ 175:759. 2006
  5. ncbi request reprint Mycobacterium tuberculosis infection in First Nations preschool children in Alberta: implications for BCG (bacille Calmette-Guérin) vaccine withdrawal
    Sandy Jacobs
    First Nations and Inuit Health Branch, Alberta Region
    Can J Public Health 98:116-20. 2007
    ..To confirm the safety of vaccine withdrawal, and for future planning, the annual risk of infection (ARI) was determined in preschool First Nations children...
  6. ncbi request reprint Marked disparity in the epidemiology of tuberculosis among Aboriginal peoples on the Canadian prairies: the challenges and opportunities
    Richard Long
    Department of Medicine, University of Alberta, Edmonton
    Can Respir J 20:223-30. 2013
    ..While it is established that Aboriginal peoples in the prairie provinces of Canada are disproportionately affected by tuberculosis (TB), little is known about the epidemiology of TB either within or across provincial borders...
  7. ncbi request reprint Increase in multidrug-resistant tuberculosis (MDR-TB) in Alberta among foreign-born persons: implications for tuberculosis management
    Richard Long
    Tuberculosis Program Evaluation and Research Unit, Department of Medicine, University of Alberta, Edmonton, AB
    Can J Public Health 104:e22-7. 2013
    ..This study sought to identify trends in multidrug-resistant tuberculosis (MDR-TB) among foreign-born persons in Alberta, a major immigrant-receiving province of Canada...
  8. ncbi request reprint Medical versus surgical treatment of a primary tuberculous pleural peel
    R Long
    University of Alberta Hospitals, Edmonton, Canada
    Can Respir J 8:449-53. 2001
    ..However, it had almost no measurable impact on the size of peel and was technically very difficult. Response to treatment was measured anatomically (computed tomography scans) and physiologically (pulmonary function tests)...
  9. ncbi request reprint High HIV-TB co-infection rates in marginalized populations: evidence from Alberta in support of screening TB patients for HIV
    Richard Long
    Tuberculosis Program Evaluation and Research Unit, Department of Medicine, University of Alberta, Edmonton, AB
    Can J Public Health 101:202-4. 2010
    ..Our findings underscore the need for universal concurrent testing as well as greater interaction between TB and HIV programs...
  10. ncbi request reprint Bronchial anthracofibrosis and tuberculosis: CT features before and after treatment
    Richard Long
    Department of Medicine, University of Alberta, Aberhart Centre 1, 3rd Floor, Room 8325, 11402 University Avenue, Edmonton, Alberta, Canada T6G 2J3
    AJR Am J Roentgenol 184:S33-6. 2005
  11. pmc Inhaled nitric oxide treatment of patients with pulmonary tuberculosis evidenced by positive sputum smears
    Richard Long
    Department of Medicine, University of Alberta, Room 8325, Aberhart Centre 1, 11402, University Ave, Edmonton, Alberta T6G 2J3, Canada
    Antimicrob Agents Chemother 49:1209-12. 2005
    ..Exogenous NO administered at 80 ppm for 72 h can be safely delivered but does not accelerate airway disinfection...
  12. ncbi request reprint Lupus vulgaris occurring in a locus minoris resistentiae
    Richard Long
    Departments of Medicine and Dermatology, University of Alberta, Edmonton, AB, Canada
    J Cutan Med Surg 13:313-6. 2009
    ..The pathogenesis of lupus vulgaris, a form of cutaneous tuberculosis, is not always clear, especially in patients who do not have coexistent extracutaneous tuberculosis and in patients with single lesions...
  13. pmc Why internationally adopted children should be screened for tuberculosis
    Richard Long
    Tuberculosis Program Evaluation and Research Unit, University of Alberta, Edmonton, Alta
    CMAJ 177:172-3. 2007
  14. doi request reprint Empirical treatment of community-acquired pneumonia and the development of fluoroquinolone-resistant tuberculosis
    Richard Long
    Department of Medicine, University of Alberta, Edmonton, Alberta
    Clin Infect Dis 48:1354-60. 2009
    ..BACKGROUND" Fluoroquinolone (FLQ) antibiotics are not uncommonly prescribed for community-acquired pneumonia that is later proven to be pulmonary tuberculosis (TB). Such FLQ monotherapy may result in FLQ-resistant pulmonary TB...
  15. pmc The Canadian Lung Association/Canadian Thoracic Society and tuberculosis prevention and control
    Richard Long
    Aberhart Hospital, Edmonton, Canada
    Can Respir J 14:427-31. 2007
  16. pmc Recommendations for screening and prevention of tuberculosis in patients with HIV and for screening for HIV in patients with tuberculosis and their contacts
    Richard Long
    Department of Medicine, University of Alberta Hospital, Edmonton, Alta
    CMAJ 169:789-91. 2003
  17. pmc Treatment of a tuberculous empyema with simultaneous oral and intrapleural antituberculosis drugs
    Richard Long
    Department of Medicine, University of Alberta, Edmonton, Canada
    Can Respir J 15:241-3. 2008
    ....
  18. pmc Drug-resistant tuberculosis
    R Long
    Department of Medicine, University of Alberta, Edmonton, USA
    CMAJ 163:425-8. 2000
    ..The treatment of tuberculosis must take into account the possibility of drug resistance and include at least 2 drugs, preferably 3, to which the isolate is proven or anticipated to be susceptible...
  19. ncbi request reprint Postsanatorium pattern of antituberculous drug resistance in the Canadian-born population of western Canada: effect of outpatient care and immigration
    R Long
    Department of Medicine, University of Alberta, Edmonton, Alberta, Canada
    Am J Epidemiol 153:903-11. 2001
    ..The authors concluded that outpatient care and immigration have thus far had no measurable impact on the pattern of antituberculous drug resistance in the Canadian-born population of western CANADA:..
  20. ncbi request reprint The epidemiology of tuberculosis among foreign-born persons in Alberta, Canada, 1989-1998: identification of high risk groups
    R Long
    Department of Medicine, University of Alberta, Edmonton, Canada
    Int J Tuberc Lung Dis 6:615-21. 2002
    ..Accurate rate estimates are needed to develop cost-effective strategies for the prevention, control, and ultimate elimination of tuberculosis...
  21. ncbi request reprint Tuberculosis control in Alberta. A federal, provincial and regional public health partnership
    Richard Long
    Department of Medicine, University of Alberta Hospitals, Room 2E4 21, Walter Mackenzie Centre, 8440 112 Street, Edmonton, AB, T6G 2B7
    Can J Public Health 93:264-6. 2002
    ....
  22. pmc Tumour necrosis factor-alpha inhibitors and the reactivation of latent tuberculosis infection
    Richard Long
    Department of Medicine, University of Alberta, Edmonton, Alta
    CMAJ 168:1153-6. 2003
  23. ncbi request reprint Transmission characteristics of tuberculosis in the foreign-born and the Canadian-born populations of Alberta, Canada
    D Kunimoto
    Department of Medicine, University of Alberta, Edmonton, Alberta, Canada
    Int J Tuberc Lung Dis 8:1213-20. 2004
    ..All notified cases of tuberculosis in the province of Alberta, Canada, 1994-1998...
  24. doi request reprint A population-based study of tuberculosis epidemiology and innovative service delivery in Canada
    M Jensen
    Tuberculosis Program Evaluation and Research Unit, Department of Medicine, University of Alberta, Edmonton, Alberta, Canada
    Int J Tuberc Lung Dis 16:43-9, i. 2012
    ..The population under study was served by two urban clinics in the first decennial and two urban and one provincial clinic in the second...
  25. ncbi request reprint Bronchial anthracofibrosis and tuberculosis in immigrants to Canada from the Indian subcontinent
    J Hwang
    Department of Pathology, University of Alberta, Edmonton, Alberta, Canada
    Int J Tuberc Lung Dis 14:231-7. 2010
    ..It is a bronchoscopic finding that is not uncommonly associated with pulmonary tuberculosis (PTB) in residents of South Korea, Iran and India. It is largely unrecognized in the Western world...
  26. doi request reprint Piecing the puzzle together: foreign-born tuberculosis in an immigrant-receiving country
    D Langlois-Klassen
    Department of Public Health Sciences, University of Alberta, Edmonton, AB, Canada
    Eur Respir J 38:895-902. 2011
    ..Immigrants born in high-incidence countries who arrived ≤ 2 yrs ago and were aged 15-34 yrs upon arrival constitute high-yield targets for preventive therapy...
  27. ncbi request reprint 'Pseudo' treatment failure of pulmonary tuberculosis in association with a tuberculoma
    R Long
    Walter Mackenzie Centre, Edmonton, Canada
    Can Respir J 7:79-83. 2000
    ..A case of 'pseudo' treatment failure is reported in which both smear criteria for failure were met, but no mechanism for failure was proven to be operative...
  28. ncbi request reprint Use of the QuantiFERON-TB Gold test to confirm latent tuberculosis infection in a Canadian tuberculosis clinic
    Dennis Kunimoto
    Department of Medicine, University of Alberta, Edmonton, Alberta, Canada
    Int J Tuberc Lung Dis 13:726-30. 2009
    ..Capital Health Tuberculosis (TB) Clinic, Edmonton, Alberta, Canada...
  29. doi request reprint Gradient vector flow based active shape model for lung field segmentation in chest radiographs
    Tao Xu
    Dept of Electrical and Computer Engineering, University of Alberta, Edmonton, AB, T6G 2V4 CA
    Conf Proc IEEE Eng Med Biol Soc 2009:3561-4. 2009
    ..Experimental results show that the proposed technique provides around 3-5% improvement over the ASM techniques...
  30. ncbi request reprint Relative versus absolute noncontagiousness of respiratory tuberculosis on treatment
    Richard Long
    Department of Medicine, University of Alberta, Edmonton, Alberta, Canada
    Infect Control Hosp Epidemiol 24:831-8. 2003
    ..To assess the validity of current estimates of the noncontagiousness of sputum smear-positive respiratory tuberculosis (TB) on treatment...
  31. pmc Induced sputum for the diagnosis of pulmonary tuberculosis: Is it useful in clinical practice?
    Sharla Rae Olsen
    Division of Pulmonary Medicine, University of Alberta, Edmonton, Alberta
    Can Respir J 17:e81-4. 2010
    ..Published evidence suggests that induced sputum (IS) is the least invasive and most cost-effective method of diagnosis, and should be used before fibre-optic bronchoscopy (FOB)...
  32. ncbi request reprint Tuberculosis: still overlooked as a cause of community-acquired pneumonia--how not to miss it
    Dennis Kunimoto
    Department of Medicine, University of Alberta Hospitals, 2F1 Walter Mackenzie Centre, 8440 112 Sreet, Edmonton, Alberta T6G 2B7, Canada
    Respir Care Clin N Am 11:25-34. 2005
    ..Any HIV patient, regardless of CD4 count, with a known history of positive tuberculin skin test, previous TB, or recent exposure to TB, who presents with CAP, should be investigated for TB...
  33. pmc Mycobacteriocidal action of exogenous nitric oxide
    R Long
    Department of Medicine, University of Alberta, Edmonton, Canada
    Antimicrob Agents Chemother 43:403-5. 1999
    ..4 [P < 0.001] and 98.1 [P < 0.0001], respectively). Conceivably, extracellular bacilli in patients with pulmonary tuberculosis might be vulnerable to exogenous NO...
  34. ncbi request reprint Sustained intra- and inter-jurisdictional transmission of tuberculosis within a mobile, multi-ethnic social network: lessons for tuberculosis elimination
    Anne Aspler
    Tuberculosis Program Evaluation and Research Unit, University of Alberta, Edmonton, AB
    Can J Public Health 101:205-9. 2010
    ..A context-specific, spatial-temporal understanding of a chain of tuberculosis (TB) transmission can inform TB elimination strategy...
  35. ncbi request reprint The feasibility of using an 'opt-out' approach to achieve universal HIV testing of tuberculosis patients in Alberta
    Doris Sturtevant
    Department of Medicine and School of Public Health, University of Alberta, Edmonton, AB, Canada
    Can J Public Health 100:116-20. 2009
    ....
  36. doi request reprint Preventing tuberculosis in the foreign-born population of Canada: a mathematical modelling study
    M B Varughese
    Department of Mathematical and Statistical Sciences, University of Alberta, Edmonton, Alberta, Canada
    Int J Tuberc Lung Dis 18:405-12. 2014
    ..Molecular epidemiological studies suggest that most foreign-born TB cases result from the reactivation of latent tuberculous infection (LTBI) acquired before immigration...
  37. ncbi request reprint Tuberculous pericarditis: long-term outcome in patients who received medical therapy alone
    R Long
    Department of Medicine, University of Manitoba, Winnipeg, Canada
    Am Heart J 117:1133-9. 1989
    ....
  38. doi request reprint Respirator-fit testing: does it ensure the protection of healthcare workers against respirable particles carrying pathogens?
    M C Lee
    Division of Infectious Diseases, Department of Medicine, University of Alberta, Edmonton, Alberta, Canada
    Infect Control Hosp Epidemiol 29:1149-56. 2008
    ..We undertook a study to determine the short- and long-term efficacy of training for fit testing of N95 respirators in both untrained and trained healthcare workers (HCWs)...
  39. ncbi request reprint Pediatric tuberculosis in Alberta: epidemiology and case characteristics (1990-2004)
    David Yip
    Department of Medicine and Radiology, University of Alberta, Edmonton, AB
    Can J Public Health 98:276-80. 2007
    ..An understanding of the epidemiology and case characteristics of pediatric TB, in a province that accepts large numbers of immigrants, can inform TB elimination strategy...
  40. doi request reprint Pneumococcal pneumonia: potential for diagnosis through a urinary metabolic profile
    Carolyn M Slupsky
    Department of Medicine, Magnetic Resonance Diagnostic Centre, University of Alberta, Edmonton, Alberta, Canada
    J Proteome Res 8:5550-8. 2009
    ..These data demonstrate that urinary metabolomic profiles may be useful for the effective diagnosis of CAP...
  41. ncbi request reprint Tuberculosis and malnutrition
    Richard Long
    Int J Tuberc Lung Dis 8:276-7. 2004
  42. pmc Guidelines for the investigation and follow-up of individuals under medical surveillance for tuberculosis after arriving in Canada: a summary
    Neil Heywood
    Citizenship and Immigration Canada, Ottawa, Ont
    CMAJ 168:1563-5. 2003
  43. ncbi request reprint Anti-tumour necrosis factor agents and tuberculosis risk: mechanisms of action and clinical management
    Michael A Gardam
    Infection Prevention and Control and Tuberculosis Clinic, Division of Infectious Disease, University Health Network, Ontario, Toronto, Canada
    Lancet Infect Dis 3:148-55. 2003
    ..Treatment of latent tuberculosis can be considered on an individual basis for TST-negative patients receiving anti-TNF agents when significant risk factors for infection are present...