Researchers at UCD


Malachi J McKenna

Clinical Professor

School of Medicine

Tel: 353 1 6639822


Consultant Physician & Endocrinologist, St. Michael's Hospital & St. Vincent's University Hospital

Clinical Director, Metabolism Laboratory, St. Vincent's University Hospital.

Co-Director and Founder of DXA Unit, St. Vincent's University Hospital



Conference Contributions

3. Lonergan R, Kinsella K, Fitzpatrick P, Duggan M, Jordan S, Brady Jennifer, Murray B, McKenna M, Hutchinson M, Tubridy N. ; (2009) Epidemiology of Multiple Sclerosis (MS) in Ireland: prevalence in Dublin, Wexford and Donegal in relation to vitamin D status. [Oral Presentation], Irish Neurological Association meeting, Dublin , 01-MAY-09 - 01-MAY-09.
Horan, M; Donnelly, J; McKenna, M; Crosbie, B; Kilbane, M; McAuliffe, F (2015) The Association between Maternal and Fetal 25OHD and Infant Size and Adiposity at Birth, 6 Months and 2 Years of Age. [Poster Presentation], ASBMR 2015 Annual Meeting, Seattle , 09-OCT-15 - 12-OCT-15.


Committee : Public Health Nutrition Sub-Committee, Food Safety Authority of Ireland

Journals Edited

Osteoporosis International: Reviewer.
Irish Journal Of Medical Science: Reviewer.



McKenna, M.J. and Murray, B. (2014) Vitamin D deficiency. : Springer New York. [DOI] [Details]

Book Chapters

McKenna, M; Murray, BF (2014) 'Vitamin D deficiency' In: Bandeira, F; Gharib, H; Golbert, A; Griz, L; Faria, M (eds). Endocrinology and Diabetes: A Problem Oriented Approach. New York: Springer-Verlag. [Details]

Peer Reviewed Journals

Szentpetery A, Heffernan E;Haroon M;Kilbane M;Gallagher P;McKenna MJ;FitzGerald O (2016) 'Striking difference of periarticular bone density change in early psoriatic arthritis and rheumatoid arthritis following anti-rheumatic treatment as measured by digital X-ray radiogrammetry'. Rheumatology (Oxford, England), . [DOI] [Details]
Healy GM, Woods C;Heffernan E;McKenna MJ (2016) 'Paget's Disease of Bone: Progress Towards Remission and Prevention'. Irish Medical Journal, 108 (10):316-317. [Details]
McKenna MJ, McKenna MC;van der Kamp S (2015) 'Should Dual-Energy X-ray Absorptiometry Technologists Estimate Dietary Calcium Intake at the Time of DXA?'. Journal of Clinical Densitometry, . [DOI] [Details]
Harty L, Clare J;Finnerty D;van der Kamp S;Kennedy F;Callanan I;McKenna MJ;FitzGerald O (2015) 'Guideline Promotion Increases Prescription of Bone Protection with Steroids in Hospitalised Patients'. Irish Medical Journal, 108 (7):216-217. [Details]
Onwuneme C, Martin F;McCarthy R;Carroll A;Segurado R;Murphy J;Twomey A;Murphy N;Kilbane M;McKenna M;Molloy E (2015) 'The Association of Vitamin D Status with Acute Respiratory Morbidity in¿¿Preterm Infants'. The Journal of pediatrics, 166 (5):1175-11800. [DOI] [Details]
Duggan SN, Purcell C;Kilbane M;O'Keane M;McKenna M;Gaffney P;Ridgway PF;Boran G;Conlon KC (2015) 'An association between abnormal bone turnover, systemic inflammation, and osteoporosis in patients with chronic pancreatitis: a case-matched study'. The American journal of gastroenterology, 110 (2):336-345. [DOI] [Details]
Onwuneme C, Carroll A;Doherty D;Bruell H;Segurado R;Kilbane M;Murphy N;McKenna MJ;Molloy EJ (2015) 'Inadequate vitamin D levels are associated with culture positive sepsis and¿¿poor outcomes in paediatric intensive care'. Acta Paediatrica Scandinavica, 104 (10):1-8. [DOI] [Details]
Hannan FM, Howles SA;Rogers A;Cranston T;Gorvin CM;Babinsky VN;Reed AA;Thakker CE;Bockenhauer D;Brown RS;Connell JM;Cook J;Darzy K;Ehtisham S;Graham U;Hulse T;Hunter SJ;Izatt L;Kumar D;McKenna MJ;McKnight JA;Morrison PJ;Mughal MZ;O'Halloran D;Pearce SH;Porteous ME;Rahman M;Richardson T;Robinson R;Scheers I;Siddique H;Van't Hoff WG;Wang T;Whyte MP;Nesbit MA;Thakker RV (2015) 'Adaptor protein-2 sigma subunit mutations causing familial hypocalciuric hypercalcaemia type 3 (FHH3) demonstrate genotype-phenotype correlations, codon bias and dominant-negative effects'. Human Molecular Genetics, 24 (18):5079-5092. [DOI] [Details]
McKenna MJ, Murray BF;O'Keane M;Kilbane MT (2015) 'Rising trend in vitamin D status from 1993 to 2013: dual concerns for the future'. Endocrine connections, 4 (3):163-171. [DOI] [Details]
Onwuneme C, Diya B;Uduma O;McCarthy RA;Murphy N;Kilbane MT;McKenna MJ;Molloy EJ (2015) 'Correction of vitamin D deficiency in a cohort of newborn infants using daily 200¿¿IU vitamin D supplementation'. Irish Journal of Medical Science, . [DOI] [Details]
McKenna MJ, Heffernan E;Hurson C;McKiernan FE (2014) 'Clinician approach to diagnosis of stress fractures including bisphosphonate-associated fractures'. Qjm-An International Journal Of Medicine, 107 (2):99-105. [DOI] [Details]
Carroll A, Onwuneme C;McKenna MJ;Mayne PD;Molloy EJ;Murphy NP (2014) 'Vitamin D status in Irish children and adolescents: value of fortification and supplementation'. Clinical Pediatrics, 53 (14):1345-1351. [DOI] [Details]
Kilbane MT, O'Keane M;Morrin M;Flynn M;McKenna MJ (2014) 'The double-edged sword of vitamin D in Ireland: the need for public health awareness about too much as well as too little'. Irish Journal of Medical Science, 183 (3):485-487. [DOI] [Details]
Ahern T, Khattak A;O'Malley E;Dunlevy C;Kilbane M;Woods C;McKenna MJ;O'Shea D (2014) 'Association between vitamin D status and physical function in the severely obese'. Journal of Clinical Endocrinology and Metabolism, 99 (7):1-31. [DOI] [Details]
Crowley RK, Kilbane M;King TF;Morrin M;O'Keane M;McKenna MJ (2014) 'Hungry bone syndrome and normalisation of renal phosphorus threshold after total parathyroidectomy for tertiary hyperparathyroidism in X-linked hypophosphataemia: a case report'. Journal of Medical Case Reports, 8 . [DOI] [Details]
Brady JJ, Crowley RK;Murray BF;Kilbane MT;O'Keane M;McKenna MJ (2014) 'Limited utility of tartrate-resistant acid phosphatase isoform 5b in assessing response to therapy in osteoporosis'. Irish Journal of Medical Science, 183 (1):47-52. [DOI] [Details]
Clancy N, Onwuneme C, Carroll A, McCarthy R, McKenna MJ, Murphy N, Molloy EJ (2013) 'Vitamin D and neonatal immune function'. Journal of Maternal-Fetal and Neonatal Medicine, 26 (7):639-646. [DOI] [Details]
Cunningham, M; McKenna, M (2013) 'Lipohypertrophy in insulin-treated diabetes: Prevalence and associated risk factors'. Journal of Diabetes Nursing, 17 (9):340-343. [Details]
Behan LA, Kelleher G;Hannon MJ;Brady JJ;Rogers B;Tormey W;Smith D;Thompson CJ;McKenna MJ;Agha A (2013) 'Low-dose hydrocortisone replacement therapy is associated with improved bone remodelling balance in hypopituitary male patients'. European Journal of Endocrinology, 170 (1):141-150. [DOI] [Details]
McKenna MJ, van der Kamp S;Heffernan E;Hurson C (2013) 'Incomplete atypical femoral fractures: assessing the diagnostic utility of DXA by extending femur length'. Journal of Clinical Densitometry, 16 (4):579-583. [DOI] [Details]
McCarthy RA, McKenna MJ;Oyefeso O;Uduma O;Murray BF;Brady JJ;Kilbane MT;Murphy JF;Twomey A;O' Donnell CP;Murphy NP;Molloy EJ (2013) 'Vitamin D nutritional status in preterm infants and response to supplementation'. British Journal of Nutrition, 110 (1):156-163. [DOI] [Details]
Szentpetery A, McKenna MJ;Murray BF;Ng CT;Brady JJ;Morrin M;Radovits B;Veale DJ;Fitzgerald O (2013) 'Periarticular bone gain at proximal interphalangeal joints and changes in bone turnover markers in response to tumor necrosis factor inhibitors in rheumatoid and psoriatic arthritis'. Rheumatology, 40 (5):653-662. [DOI] [Details]
McKenna MJ, Murray BF (2013) 'Vitamin D dose response is underestimated by Endocrine Society's Clinical Practice Guideline'. Endocrine connections, 2 (2):87-95. [DOI] [Details]
McKenna MJ, Murray B;Lonergan R;Redmond JM (2013) 'Immunomodulators for multiple sclerosis may ameliorate spinal bone loss'. Irish Journal of Medical Science, 182 (1):29-32. [DOI] [Details]
Walsh JM, Kilbane M, McGowan CA, McKenna MJ, McAuliffe FM (2013) 'Pregnancy in dark winters: implications for fetal bone growth?'. Fertility and Sterility, 99 (1):206-211. [DOI] [Details]
Walsh JM, McGowan CA, Kilbane M, McKenna MJ, McAuliffe FM (2013) 'The relationship between maternal and fetal vitamin D, insulin resistance, and fetal growth'. Reproductive Sciences, 20 (5):536-541. [DOI] [Details]
Nanda KS, Brady JJ;Murray BF;Sullivan O;Fearon U;McKenna MJ;Hegarty JE;O'Farrelly C;Ryan EJ (2012) 'Elevated circulating osteoprotegerin and reduced matrix-metalloprotease-9 in post-menopausal women with chronic Hepatitis C virus infection'. Cytokine, 60 (2):328-333. [DOI] [Details]
Onwuneme C, Carroll A, McCarthy R, Kilbane M, McKenna M, Murphy N, Molloy EJ (2012) 'Towards evidence based medicine for paediatricians. Question 2. What is the ideal dose of vitamin D supplementation for term neonates?'. Archives of Disease in Childhood, 97 (4):387-389. [DOI] [Details]
Mahmood W, McKenna MJ (2011) 'Proposed new approach for treating Paget's disease of bone'. Irish Journal of Medical Science, 180 (1):121-124. [DOI] [Details]
Velagapudi A, McCarthy R, McKenna M, Brady J, Murray B, Molloy EJ (2011) 'Vitamin D deficiency is associated with altered hematologic indexes in very low birth weight infants'. Pediatrics, 158 (4):1-8. [DOI] [Details]
McKenna M, McCarthy R, Kilbane M, Molloy E (2011) 'Vitamin D nutrient intake for all life stages'. Irish Medical Journal, 104 (4). [Details]
Lonergan R, Kinsella K, Fitzpatrick P, Brady J, Murray B, Dunne C, Hagan R, Duggan M, Jordan S, McKenna M, Hutchinson M, Tubridy N; (2011) 'Multiple sclerosis prevalence in Ireland: relationship to vitamin D status and HLA genotype'. Journal of neurology, neurosurgery, and psychiatry, . [DOI] [Details]
Lonergan R, Jordan S, Hagan R, Kinsella K, Fitzpatrick P, Duggan M, Murray B, McKenna M, Hutchinson M, Tubridy N, Brady J, Dunne C; (2010) 'PAW29 Multiple sclerosis in Ireland: regional variation in prevalence and vitamin D status'. Journal of neurology, neurosurgery, and psychiatry, 81 (11). [DOI] [Details]
McKenna MJ, van der Kamp S, Au-Yeong M, Fitzgerald O.; (2008) 'Improving standards of DXA'. The Irish Medical Journal, . [Details]
Cawood TJ, McKenna MJ, Gallagher CG, Smith D, Chung WY, Gibney J, O'Shea D. ; (2006) 'Cystic Fibrosis-Related Diabetes in Adults'. Irish Medical Journal, 99 (3):83-86. [Details]
O'Shea D, Cawood TJ, McKenna MJ, Gallagher CG, Smith D, Wen YC, Gibney J, Dodd JD, ; (2005) 'Oral bisphosphonates improve Bone Mineral Density in adults with cystic fibrosis'. Irish Medical Journal, 98 (9):270-273. [Details]

Other Journals

Smith D, Murray BF, McDermott E, O'Shea D, McKenna MJ, McKenna TJ; (2006) 'Hungry bones without hypocalcaemia following parathyroidectomy' J Bone Miner Metab . [Details]


McCarthy, R,Oyefeso, O,Brady, J,McKenna, MJ,Murray, B,Murphy, N,Molloy, EJ (2010) CAN ETHNICITY PREDICT VITAMIN D DEFICIENCY IN PRETERM VERY LOW BIRTH WEIGHT INFANTS?. Abstract [Details]


Clancy, N,Onwuneme, C,Carroll, A,McCarthy, R,McKenna, MJ,Murphy, N,Molloy, EJ (2013) Vitamin D and neonatal immune function. Reviews [DOI] [Details]


Research Interests

Disorders of bone and mineral metabolism


Vitamin D



Review and Enhancement of Curriculum

Teaching undergraduate students from UCD at SMH and SVUH Supervising and teaching Basic Specialist Trainees for RCPI Supervising and teaching Higher Specialist Trainees for RCPI

Innovation & Leadership

Program Chair, 21st Annual Meeting, International Society of Clinical Densitometry, Chicago, February 2015


Internal Collaborators

Prof. Fionnuala McAuliffe (UCD)

Prof. Carel Le Roux (UCD)

Dr. Rachel Crowley & Dr. Pat Twomey (SVUH)

External Collaborators

Dr. Amar Agha (Beaumont Hospital)

Prof. Raj Thakker (Oxford University)