Samuel D Vasikaran

Summary

Affiliation: Western Australia
Country: Australia

Publications

  1. ncbi request reprint Decision limit for troponin I and assay performance
    Paul Sheehan
    Division of Laboratory Medicine, Royal Perth Hospital, Australia
    Ann Clin Biochem 39:231-6. 2002
  2. doi request reprint Anatomy and history of an external quality assessment program for interpretative comments in clinical biochemistry
    Samuel D Vasikaran
    Department of Clinical Biochemistry, PathWest Laboratory Medicine Royal Perth Hospital, Perth, WA, Australia School of Pathology and Laboratory Medicine, University of Western Australia, Nedlands, WA, Australia Electronic address
    Clin Biochem 48:467-71. 2015
  3. pmc Current recommendations for laboratory testing and use of bone turnover markers in management of osteoporosis
    Jehoon Lee
    Department of Laboratory Medicine, College of Medicine, The Catholic University of Korea, Seoul, Korea
    Ann Lab Med 32:105-12. 2012
  4. ncbi request reprint Bisphosphonates: an overview with special reference to alendronate
    S D Vasikaran
    Department of Core Clinical Pathology and Biochemistry, Royal Perth Hospital, WA, Australia
    Ann Clin Biochem 38:608-23. 2001
  5. ncbi request reprint Utility of biochemical markers of bone turnover and bone mineral density in management of osteoporosis
    Samuel D Vasikaran
    Department of Core Clinical Pathology and Biochemistry, PathWest Laboratory Medicine, Royal Perth Hospital, Perth, WA, Australia
    Crit Rev Clin Lab Sci 45:221-58. 2008
  6. doi request reprint Quality of interpretative commenting on common clinical chemistry results in the Asia-Pacific region and Africa
    Samuel D Vasikaran
    Department of Core Clinical Pathology and Biochemistry, PathWest Laboratory Medicine, Royal Perth Hospital, Perth, WA, Australia
    Clin Chem Lab Med 47:963-70. 2009
  7. ncbi request reprint Review of a pilot quality-assessment program for interpretative comments
    S D Vasikaran
    Department of Core Clinical Pathology and Biochemistry, Royal Perth Hospital, WA, Australia
    Ann Clin Biochem 39:250-60. 2002
  8. doi request reprint International Osteoporosis Foundation and International Federation of Clinical Chemistry and Laboratory Medicine position on bone marker standards in osteoporosis
    Samuel Vasikaran
    Department of Core Clinical Pathology and Biochemistry, PathWest Laboratory Medicine, Royal Perth Hospital, Perth, WA, Australia
    Clin Chem Lab Med 49:1271-4. 2011
  9. doi request reprint Serum 25-hydroxyvitamin D levels in vitamin D-insufficient hip fracture patients after supplementation with ergocalciferol and cholecalciferol
    Paul Glendenning
    Department of Core Clinical Pathology and Biochemistry, PathWest Royal Perth Hospital, Perth, Western Australia 6000, Australia
    Bone 45:870-5. 2009
  10. ncbi request reprint Urinary NTX results rarely alter the clinical management of patients with osteoporosis in the tertiary hospital
    Melissa J Gillett
    Department of Core Clinical Pathology and Biochemistry, PathWest Royal Perth Hospital, Perth, Western Australia
    Pathology 38:49-52. 2006

Collaborators

Detail Information

Publications30

  1. ncbi request reprint Decision limit for troponin I and assay performance
    Paul Sheehan
    Division of Laboratory Medicine, Royal Perth Hospital, Australia
    Ann Clin Biochem 39:231-6. 2002
    ..Recent publications have examined the utility of the Bayer ACS:180 troponin I assay at a cut-off of 0.1 microg/L to risk-stratify patients with non-ST-elevation myocardial infarction...
  2. doi request reprint Anatomy and history of an external quality assessment program for interpretative comments in clinical biochemistry
    Samuel D Vasikaran
    Department of Clinical Biochemistry, PathWest Laboratory Medicine Royal Perth Hospital, Perth, WA, Australia School of Pathology and Laboratory Medicine, University of Western Australia, Nedlands, WA, Australia Electronic address
    Clin Biochem 48:467-71. 2015
    ..Whilst there is some evidence for the utility of interpretative comments in improving patient outcomes, evidence for the utility of EQA in improving quality of comments is awaited...
  3. pmc Current recommendations for laboratory testing and use of bone turnover markers in management of osteoporosis
    Jehoon Lee
    Department of Laboratory Medicine, College of Medicine, The Catholic University of Korea, Seoul, Korea
    Ann Lab Med 32:105-12. 2012
    ....
  4. ncbi request reprint Bisphosphonates: an overview with special reference to alendronate
    S D Vasikaran
    Department of Core Clinical Pathology and Biochemistry, Royal Perth Hospital, WA, Australia
    Ann Clin Biochem 38:608-23. 2001
    ..Newer and more potent bisphosphonates are currently undergoing clinical trials in malignant bone disease and osteoporosis, and will lead to further advances in the optimal management of these conditions...
  5. ncbi request reprint Utility of biochemical markers of bone turnover and bone mineral density in management of osteoporosis
    Samuel D Vasikaran
    Department of Core Clinical Pathology and Biochemistry, PathWest Laboratory Medicine, Royal Perth Hospital, Perth, WA, Australia
    Crit Rev Clin Lab Sci 45:221-58. 2008
    ..This review concludes by identifying the need for internationally agreed-upon standards for bone resorption and formation...
  6. doi request reprint Quality of interpretative commenting on common clinical chemistry results in the Asia-Pacific region and Africa
    Samuel D Vasikaran
    Department of Core Clinical Pathology and Biochemistry, PathWest Laboratory Medicine, Royal Perth Hospital, Perth, WA, Australia
    Clin Chem Lab Med 47:963-70. 2009
    ..Interpretative commenting is an important activity of the clinical diagnostic laboratory. We describe a study of interpretative commenting abilities among senior laboratory professionals in the Asia-Pacific region and Africa...
  7. ncbi request reprint Review of a pilot quality-assessment program for interpretative comments
    S D Vasikaran
    Department of Core Clinical Pathology and Biochemistry, Royal Perth Hospital, WA, Australia
    Ann Clin Biochem 39:250-60. 2002
    ..We present a review of the pilot program...
  8. doi request reprint International Osteoporosis Foundation and International Federation of Clinical Chemistry and Laboratory Medicine position on bone marker standards in osteoporosis
    Samuel Vasikaran
    Department of Core Clinical Pathology and Biochemistry, PathWest Laboratory Medicine, Royal Perth Hospital, Perth, WA, Australia
    Clin Chem Lab Med 49:1271-4. 2011
    ....
  9. doi request reprint Serum 25-hydroxyvitamin D levels in vitamin D-insufficient hip fracture patients after supplementation with ergocalciferol and cholecalciferol
    Paul Glendenning
    Department of Core Clinical Pathology and Biochemistry, PathWest Royal Perth Hospital, Perth, Western Australia 6000, Australia
    Bone 45:870-5. 2009
    ..However, the lack of difference in PTH lowering between calciferol treatments raises questions about the biological importance of this observation...
  10. ncbi request reprint Urinary NTX results rarely alter the clinical management of patients with osteoporosis in the tertiary hospital
    Melissa J Gillett
    Department of Core Clinical Pathology and Biochemistry, PathWest Royal Perth Hospital, Perth, Western Australia
    Pathology 38:49-52. 2006
    ..We aimed to determine how urinary NTX results alter clinical decision making by physicians treating patients with osteoporosis in a tertiary hospital setting...
  11. ncbi request reprint Cardiovascular disease and osteoporosis: is there a link between lipids and bone?
    John R Burnett
    Department of Core Clinical Pathology and Biochemistry, Royal Perth Hospital, WA, Australia
    Ann Clin Biochem 39:203-10. 2002
    ....
  12. ncbi request reprint A discussion of cases in the 2001 RCPA-AQAP Chemical Pathology Case Report Comments Program
    Ee Mun Lim
    Department of Biochemistry, Royal Perth Hospital, GPO Box X2213, PathCentre, Perth, WA 6847, Australia
    Pathology 35:145-50. 2003
    ....
  13. ncbi request reprint Preanalytical factors in the measurement of intact parathyroid hormone with the DPC IMMULITE assay
    Paul Glendenning
    Department of Core Clinical Pathology and Biochemistry, Royal Perth Hospital, Perth, WA 6000, Australia
    Clin Chem 48:566-7. 2002
  14. ncbi request reprint Current assays overestimate 25-hydroxyvitamin D3 and underestimate 25-hydroxyvitamin D2 compared with HPLC: need for assay-specific decision limits and metabolite-specific assays
    P Glendenning
    Department of Core Clinical Pathology and Biochemistry, Royal Perth Hospital, Perth, Australia
    Ann Clin Biochem 43:23-30. 2006
    ..Lack of standardization of these methods has resulted in inter-method disagreement and challenged whether current assays recognize 25(OH)D2 and 25(OH)D3 equally...
  15. doi request reprint Ischaemia modified albumin cannot be used for rapid exclusion of acute coronary syndrome
    Richard Ming Hui Lin
    Emergency Medicine, Royal Perth Hospital, Perth, Australia
    Emerg Med J 27:668-71. 2010
    ..To evaluate ischaemia modified albumin (IMA) as an early negative predictor of acute coronary syndrome (ACS) in different time to presentation groups and different cardiac risk groups...
  16. ncbi request reprint Cardiac troponin increases among marathon runners in the Perth Marathon: the Troponin in Marathons (TRIM) study
    Kelley M Hubble
    Royal Perth Hospital, Perth, WA, Australia
    Med J Aust 190:91-3. 2009
    ..To determine the prevalence of elevated troponin levels after a marathon, and test for an association with reduced renal clearance...
  17. ncbi request reprint B-vitamins reduce plasma levels of beta amyloid
    Leon Flicker
    School of Medicine and Pharmacology, University of Western Australia, Australia
    Neurobiol Aging 29:303-5. 2008
    ..E.) increase of A beta 40 was 7.0 pg/ml (8.4) in the vitamin group (4.9%), and 26.8 pg/ml (7.7) (18.5%) in the placebo group. We conclude that B vitamins may decrease the plasma level of A beta 40 and have a role in the prevention of AD...
  18. doi request reprint Is vitamin D testing at a tertiary referral hospital consistent with guideline recommendations?
    Katherine Norton
    1Department of Clinical Biochemistry, Royal Perth Hospital 2School of Medicine and Pharmacology, University of Western Australia 3Department of Endocrinology and Diabetes, Royal Perth Hospital, Perth, WA, Australia
    Pathology 47:335-40. 2015
    ....
  19. doi request reprint Outliers affecting cardiac troponin I measurement: comparison of a new high sensitivity assay with a contemporary assay on the Abbott ARCHITECT analyser
    Nicola Sawyer
    PathWest, Royal Perth Hospital, Perth, Australia
    Ann Clin Biochem 51:476-84. 2014
    ..We have compared the precision profile and outlier rate of the Abbott Diagnostics contemporary troponin I (TnI) assay with their high sensitivity (hs) TnI assay...
  20. doi request reprint A high pressure liquid chromatography method for separation of prolactin forms
    Damon A Bell
    Department of Core Clinical Pathology and Biochemistry, Royal Perth Hospital, University of Western Australia, Perth, WA 6000, Australia
    Ann Clin Biochem 49:285-8. 2012
    ..Polyethylene glycol (PEG) precipitation is suitable for routine use but may not always be accurate. We developed a high pressure liquid chromatography (HPLC) assay for macroprolactin measurement...
  21. ncbi request reprint Directions for clinical practice improvement in HFE gene mutation testing
    Melissa J Gillett
    PathWest Royal Perth Hospital, Perth, WA, Australia
    Med J Aust 187:342-4. 2007
    ..To audit the clinical indications for HFE gene mutation testing in a consecutive series of requests...
  22. ncbi request reprint Issues of methodology, standardization and metabolite recognition for 25-hydroxyvitamin D when comparing the DiaSorin radioimmunoassay and the Nichols Advantage automated chemiluminescence protein-binding assay in hip fracture cases
    Paul Glendenning
    Department of Core Clinical Pathology and Biochemistry, Royal Perth Hospital, Perth 6000, Western Australia, Australia
    Ann Clin Biochem 40:546-51. 2003
    ..The Nichols Advantage chemiluminescence protein-binding assay (CLPBA) for 25-OHD is a first-generation automated immunoassay with decreased turnaround time, reduced manual handling and non-radioactive label...
  23. doi request reprint Comparison of results from commercial assays for plasma CTX: The need for harmonization
    S A Paul Chubb
    Department of Clinical Biochemistry, PathWest Laboratory Medicine WA, Royal Perth Hospital, GPO Box X2213, Perth, Western Australia 6847, Australia School of Pathology and Laboratory Medicine, University of Western Australia, Nedlands, Western Australia 6009, Australia School of Medicine and Pharmacology, University of Western Australia, Nedlands, Western Australia 6009, Australia Department of Clinical Biochemistry, PathWest Laboratory Medicine WA, Fiona Stanley Hospital, 102 118 Murdoch Drive, Murdoch, Western Austalia 6150, Australia
    Clin Biochem 48:519-24. 2015
    ..Plasma C-terminal telopeptide of type I collagen (CTX) is the nominated reference bone resorption marker. We set out to test the agreement of patients' results between the available plasma CTX assays...
  24. doi request reprint Reference intervals for bone turnover markers and their association with incident hip fractures in older men: the Health in Men study
    S A Paul Chubb
    School of Pathology and Laboratory Medicine S A P C, J P B, S D V and School of Medicine and Pharmacology S A P C, L M, L F, B B Y, University of Western Australia, Crawley, Western Australia 6009, Australia Biochemistry Department S A P C, E B, J P B, S D V, PathWest Laboratory Medicine, Nedlands, 6009 Western Australia, Australia Department of Medicine P R E, Monash University, Clayton, Victoria 3146, Australia Queensland Research Centre for Peripheral Vascular Disease J G, School of Medicine and Dentistry, James Cook University, Townsville 4811, Queensland Department of Vascular and Endovascular Surgery J G, The Townsville Hospital, Townsville, Queensland 4810, Australia and Department of Endocrinology and Diabetes B B Y, Fremantle Hospital, Fremantle 6160, Western Australia, Australia
    J Clin Endocrinol Metab 100:90-9. 2015
    ..Reference intervals for bone turnover markers (BTMs) and relationships between BTM and fracture risk in older men are not well characterized...
  25. ncbi request reprint Parathyroid hormone is more stable in EDTA plasma than in serum
    Paul Glendenning
    Department of Core Clinical Pathology and Biochemistry, Royal Perth Hospital, Perth 6000, Western Australia
    Clin Chem 48:766-7. 2002
  26. ncbi request reprint Spot urine analysis: acidification does not increase calcium recovery
    William McConnell
    Department of Core Clinical Pathology and Biochemistry, Royal Perth Hospital, Western Australia, Australia
    Ann Clin Biochem 39:64-5. 2002
    ..We investigated the effects of acidification and storage on calcium recovery in spot urine samples...
  27. ncbi request reprint Efficacy of B vitamins in lowering homocysteine in older men: maximal effects for those with B12 deficiency and hyperhomocysteinemia
    Leon Flicker
    School of Medicine and Pharmacology, University of Western Australia, Perth, Australia
    Stroke 37:547-9. 2006
    ..Previous studies, largely in younger individuals, have shown that B vitamins lowered tHcy by substantial amounts and that this effect is greater in people with higher tHcy and lower folate levels...
  28. ncbi request reprint Vitamin D status and redefining serum PTH reference range in the elderly
    Paul Glendenning
    J Clin Endocrinol Metab 87:946-7. 2002
  29. ncbi request reprint Surgically correctable hypertension
    Paul Glendenning
    Pathology 34:297-8. 2002
  30. ncbi request reprint Quality assessment of interpretative commenting in clinical chemistry
    Ee Mun Lim
    Clinical Biochemistry, PathCentre, Perth WA6909, Australia
    Clin Chem 50:632-7. 2004
    ..However, the performance goals for assessing interpretative commenting in this discipline have not been as well established as for the quality of analytical requirements...