• 1885 Citations
  • 26 h-Index
1992 …2020

Research output per year

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Research Output

  • 1885 Citations
  • 26 h-Index
  • 97 Article
  • 6 Chapter
  • 1 Editorial
  • 1 Letter
2020
Open Access

Respiratory Diseases in Dogs and Cats

Johnson, L. R., Mar 2020, In : Veterinary Clinics of North America - Small Animal Practice. 50, 2, p. ix

Research output: Contribution to journalEditorial

2019
Open Access
Open Access
Open Access
2 Scopus citations

Effects of famciclovir in cats with spontaneous acute upper respiratory tract disease

Kopecny, L., Maggs, D. J., Leutenegger, C. M. & Johnson, L. R., Jan 1 2019, In : Journal of Feline Medicine and Surgery.

Research output: Contribution to journalArticle

Open Access

Evaluation of Bronchoscopy and Bronchoalveolar Lavage Findings in Cats With Aelurostrongylus abstrusus in Comparison to Cats With Feline Bronchial Disease

Crisi, P. E., Johnson, L. R., Di Cesare, A., De Santis, F., Di Tommaso, M., Morelli, S., Pantaleo, S., Luciani, A., Schaper, R., Pampurini, F. & Boari, A., Oct 2 2019, In : Frontiers in Veterinary Science. 6, 337.

Research output: Contribution to journalArticle

Open Access
1 Scopus citations
1 Scopus citations
2018
2 Scopus citations
4 Scopus citations
6 Scopus citations

Reflux aspiration in lungs of dogs with respiratory disease and in healthy West Highland White Terriers

Määttä, O. L. M., Laurila, H. P., Holopainen, S., Lilja-Maula, L., Melamies, M., Viitanen, S. J., Johnson, L. R., Koho, N., Neuvonen, M., Niemi, M. & Rajamäki, M. M., Jan 1 2018, (Accepted/In press) In : Journal of Veterinary Internal Medicine. e15321.

Research output: Contribution to journalArticle

7 Scopus citations
3 Scopus citations
2017

Fluoroscopic Estimation of Thoracic Dimensional Changes in Healthy Dogs

Chan, J. C., Johnson, L. R., Brown, C. S. & Pollard, R. E., Nov 1 2017, In : Journal of Veterinary Internal Medicine. 31, 6, p. 1841-1848 8 p.

Research output: Contribution to journalArticle

1 Scopus citations

Molecular diagnosis of Pneumocystis pneumonia in dogs

Danesi, P., Ravagnan, S., Johnson, L. R., Furlanello, T., Milani, A., Martin, P., Boyd, S., Best, M., Galgut, B., Irwin, P., Canfield, P. J., Krockenberger, M. B., Halliday, C., Meyer, W. & Malik, R., Nov 1 2017, In : Medical Mycology. 55, 8, p. 828-842 15 p.

Research output: Contribution to journalArticle

6 Scopus citations
8 Scopus citations

Severity of Nasal Inflammatory Disease Questionnaire for Canine Idiopathic Rhinitis Control: Instrument Development and Initial Validity Evidence

Greene, L. M., Royal, K. D., Bradley, J. M., Lascelles, B. D. X., Johnson, L. R. & Hawkins, E. C., Jan 1 2017, In : Journal of Veterinary Internal Medicine. 31, 1, p. 134-141 8 p.

Research output: Contribution to journalArticle

1 Scopus citations
2016
15 Scopus citations
25 Scopus citations

Evaluation of Serum Aspergillus-Specific Immunoglobulin A by Indirect ELISA for Diagnosis of Feline Upper Respiratory Tract Aspergillosis

Taylor, A., Peters, I., Dhand, N. K., Whitney, J., Johnson, L. R., Beatty, J. A. & Barrs, V. R., Sep 1 2016, In : Journal of Veterinary Internal Medicine. 30, 5, p. 1708-1714 7 p.

Research output: Contribution to journalArticle

4 Scopus citations

Laryngeal structure and function in dogs with cough

Johnson, L. R., Jul 15 2016, In : Journal of the American Veterinary Medical Association. 249, 2, p. 195-201 7 p.

Research output: Contribution to journalArticle

6 Scopus citations

Letter to the Editor

Visser, L. C., Im, M. K., Johnson, L. R. & Stern, J. A., Jul 1 2016, In : Journal of Veterinary Internal Medicine. 30, 4, p. 926 1 p.

Research output: Contribution to journalLetter

2 Scopus citations
7 Scopus citations
2015

Agreement Among Radiographs, Fluoroscopy and Bronchoscopy in Documentation of Airway Collapse in Dogs

Johnson, L. R., Singh, M. K. & Pollard, R. E., Nov 1 2015, In : Journal of Veterinary Internal Medicine. 29, 6, p. 1619-1626 8 p.

Research output: Contribution to journalArticle

15 Scopus citations
5 Scopus citations

Detection of Aspergillus-specific antibodies by agar gel double immunodiffusion and IgG ELISA in feline upper respiratory tract aspergillosis

Barrs, V. R., Ujvari, B., Dhand, N. K., Peters, I. R., Talbot, J., Johnson, L. R., Billen, F., Martin, P., Beatty, J. A. & Belov, K., Mar 1 2015, In : Veterinary Journal. 203, 3, p. 285-289 5 p.

Research output: Contribution to journalArticle

9 Scopus citations
7 Scopus citations
3 Scopus citations
3 Scopus citations
2014

Canine and feline respiratory medicine

Johnson, L. R., Jan 2014, In : Veterinary Clinics of North America - Small Animal Practice. 44, 1, p. 9 1 p.

Research output: Contribution to journalArticle

1 Scopus citations

Pulmonary thromboembolism

Johnson, L. R., Jan 1 2014, Small Animal Critical Care Medicine, Second Edition. Elsevier Health Sciences, p. 144-147 4 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

What causes canine sino-nasal aspergillosis? A molecular approach to species identification

Talbot, J. J., Johnson, L. R., Martin, P., Beatty, J. A., Sutton, D. A., Billen, F., Halliday, C. L., Gibson, J. S., Kidd, S., Steiner, J. M., Ujvari, B. & Barrs, V. R., 2014, In : Veterinary Journal. 200, 1, p. 17-21 5 p.

Research output: Contribution to journalArticle

12 Scopus citations
2013

Diagnostic utility of d-dimer concentrations in dogs with pulmonary embolism

Epstein, S. E., Hopper, K., Mellema, M. S. & Johnson, L. R., Nov 2013, In : Journal of Veterinary Internal Medicine. 27, 6, p. 1646-1649 4 p.

Research output: Contribution to journalArticle

22 Scopus citations
33 Scopus citations

Lower respiratory tract endoscopy in the cat: Diagnostic approach to bronchial disease

Dear, J. & Johnson, L. R., Nov 2013, In : Journal of Feline Medicine and Surgery. 15, 11, p. 1019-1027 9 p.

Research output: Contribution to journalArticle

4 Scopus citations
24 Scopus citations

Neuroendocrine tumour at the carina of a dog

Gould, E. N., Johnson, L. R., Traslavina, R. P. & Mohr, F. C., Aug 2013, In : Journal of Comparative Pathology. 149, 2-3, p. 233-236 4 p.

Research output: Contribution to journalArticle

2 Scopus citations
11 Scopus citations
3 Scopus citations

Upper airway obstruction in norwich terriers: 16 cases

Johnson, L. R., Mayhew, P., Steffey, M. A., Hunt, G. B., Carr, A. H. & Mckiernan, B. C., Nov 2013, In : Journal of Veterinary Internal Medicine. 27, 6, p. 1409-1415 7 p.

Research output: Contribution to journalArticle

10 Scopus citations

Vertebral heart scores in eight dog breeds

Jepsen-Grant, K., Pollard, R. E. & Johnson, L. R., Jan 2013, In : Veterinary Radiology and Ultrasound. 54, 1, p. 3-8 6 p.

Research output: Contribution to journalArticle

33 Scopus citations
2012

Bronchomalacia in Dogs with Myxomatous Mitral Valve Degeneration

Singh, M. K., Johnson, L. R., Kittleson, M. D. & Pollard, R. E., Mar 2012, In : Journal of Veterinary Internal Medicine. 26, 2, p. 312-319 8 p.

Research output: Contribution to journalArticle

27 Scopus citations

Diagnostic imaging in veterinary dental practice

Nemec, A., Fulton, A., Vapniarsky Arzi, N., Johnson, L. R. & Arzi, B., Dec 15 2012, In : Journal of the American Veterinary Medical Association. 241, 12, p. 1567-1570 4 p.

Research output: Contribution to journalArticle

20 Scopus citations

Interpretation of Multisegment Bronchoalveolar Lavage in Cats (1/2001-1/2011)

Ybarra, W. L., Johnson, L. R., Drazenovich, T. L., Johnson, E. G. & Vernau, W., Nov 2012, In : Journal of Veterinary Internal Medicine. 26, 6, p. 1281-1287 7 p.

Research output: Contribution to journalArticle

17 Scopus citations
2011
24 Scopus citations

Clinical features and epidemiology of cryptococcosis in cats and dogs in california: 93 cases (1988-2010)

Trivedi, S. R., Sykes, J. E., Cannon, M. S., Wisner, E. R., Meyer, W., Sturges, B., Dickinson, P. J. & Johnson, L. R., Aug 1 2011, In : Journal of the American Veterinary Medical Association. 239, 3, p. 357-369 13 p.

Research output: Contribution to journalArticle

38 Scopus citations

Computed tomography of the pharynx in a closed vs. open mouth position

Laurenson, M. P., Zwingenberger, A., Cissell, D., Johnson, L. R., Mcpeters, M. J., Spriet, M., Taylor, S. L. & Pollard, R. E., Jul 2011, In : Veterinary Radiology and Ultrasound. 52, 4, p. 357-361 5 p.

Research output: Contribution to journalArticle

8 Scopus citations