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Discriminating malingered attention Deficit Hyperactivity Disorder from genuine symptom reporting using novel Personality Assessment Inventory validity measures.

Harrison AG, Harrison KA, Armstrong IT.

Appl Neuropsychol Adult. 2019 Dec 18:1-13. doi: 10.1080/23279095.2019.1702043. [Epub ahead of print]


Unacceptable failures: the final report of the Lancet Commission into liver disease in the UK.

Williams R, Aithal G, Alexander GJ, Allison M, Armstrong I, Aspinall R, Baker A, Batterham R, Brown K, Burton R, Cramp ME, Day N, Dhawan A, Drummond C, Ferguson J, Foster G, Gilmore I, Greenberg J, Henn C, Jarvis H, Kelly D, Mathews M, McCloud A, MacGilchrist A, McKee M, Moriarty K, Morling J, Newsome P, Rice P, Roberts S, Rutter H, Samyn M, Severi K, Sheron N, Thorburn D, Verne J, Vohra J, Williams J, Yeoman A.

Lancet. 2020 Jan 18;395(10219):226-239. doi: 10.1016/S0140-6736(19)32908-3. Epub 2019 Nov 29. Review. Erratum in: Lancet. 2020 Jan 18;395(10219):190.


Exploring a physiotherapy well-being review to deliver community-based rehabilitation in patients with pulmonary hypertension.

Keen C, Hashmi-Greenwood M, York J, Armstrong IJ, Sage K, Kiely D.

Pulm Circ. 2019 Nov 5;9(4):2045894019885356. doi: 10.1177/2045894019885356. eCollection 2019 Oct-Dec.


Identification of Cardiac Magnetic Resonance Imaging Thresholds for Risk Stratification in Pulmonary Arterial Hypertension.

Lewis RA, Johns CS, Cogliano M, Capener D, Tubman E, Elliot CA, Charalampopoulos A, Sabroe I, Thompson AAR, Billings CG, Hamilton N, Baster K, Laud PJ, Hickey PM, Middleton J, Armstrong IJ, Hurdman JA, Lawrie A, Rothman AMK, Wild JM, Condliffe R, Swift AJ, Kiely DG.

Am J Respir Crit Care Med. 2020 Feb 15;201(4):458-468. doi: 10.1164/rccm.201909-1771OC.


Comparing Age- and Grade-Based Norms on the Woodcock-Johnson III Normative Update.

Harrison AG, Butt K, Armstrong I.

Educ Psychol Meas. 2019 Oct;79(5):855-873. doi: 10.1177/0013164419834607. Epub 2019 Mar 12.


Assessment of motion correction in dynamic rubidium-82 cardiac PET with and without frame-by-frame adjustment of attenuation maps for calculation of myocardial blood flow.

Armstrong IS, Memmott MJ, Saint KJ, Saillant A, Hayden C, Arumugam P.

J Nucl Cardiol. 2019 Aug 6. doi: 10.1007/s12350-019-01834-5. [Epub ahead of print]


Learning disability documentation submitted by osteopathic medical students.

Harrison AG, Lovett BJ, Keiser S, Armstrong IT.

Appl Neuropsychol Adult. 2019 Jun 17:1-12. doi: 10.1080/23279095.2019.1627358. [Epub ahead of print]


The incremental shuttle walk test predicts mortality in non-group 1 pulmonary hypertension: results from the ASPIRE Registry.

Billings CG, Lewis R, Hurdman JA, Condliffe R, Elliot CA, Thompson AAR, Smith IA, Austin M, Armstrong IJ, Hamilton N, Charalampopoulos A, Sabroe I, Swift AJ, Rothman AM, Wild JM, Lawrie A, Waterhouse JC, Kiely DG.

Pulm Circ. 2019 Apr-Jun;9(2):2045894019848649. doi: 10.1177/2045894019848649.


The patient experience of pulmonary hypertension: a large cross-sectional study of UK patients.

Armstrong I, Billings C, Kiely DG, Yorke J, Harries C, Clayton S, Gin-Sing W.

BMC Pulm Med. 2019 Mar 21;19(1):67. doi: 10.1186/s12890-019-0827-5.


Decision-making in pulmonary endarterectomy surgery.

Condliffe R, Quadery SR, Jenkins DP, Armstrong IJ, Kiely DG.

Eur Respir J. 2019 Jan 10;53(1). pii: 1801973. doi: 10.1183/13993003.01973-2018. Print 2019 Jan. No abstract available.


EmPHasis-10 score for the assessment of quality of life in various types of pulmonary hypertension and its relation to outcome.

Favoccia C, Kempny A, Yorke J, Armstrong I, Price LC, McCabe C, Harries C, Wort SJ, Dimopoulos K.

Eur J Prev Cardiol. 2019 Aug;26(12):1338-1340. doi: 10.1177/2047487318819161. Epub 2018 Dec 19. No abstract available.


The importance of patient perspectives in pulmonary hypertension.

McGoon MD, Ferrari P, Armstrong I, Denis M, Howard LS, Lowe G, Mehta S, Murakami N, Wong BA.

Eur Respir J. 2019 Jan 24;53(1). pii: 1801919. doi: 10.1183/13993003.01919-2018. Print 2019 Jan.


Assessing Reliability of Myocardial Blood Flow After Motion Correction With Dynamic PET Using a Bayesian Framework.

Saillant A, Armstrong I, Shah V, Zuehlsdorff S, Hayden C, Declerck J, Saint K, Memmott M, Jenkinson M, Chappell MA.

IEEE Trans Med Imaging. 2019 May;38(5):1216-1226. doi: 10.1109/TMI.2018.2881992. Epub 2018 Nov 19.


Emergence of Carbapenemase-Producing Enterobacteriaceae, South-Central Ontario, Canada1.

Kohler PP, Melano RG, Patel SN, Shafinaz S, Faheem A, Coleman BL, Green K, Armstrong I, Almohri H, Borgia S, Borgundvaag E, Johnstone J, Katz K, Lam F, Muller MP, Powis J, Poutanen SM, Richardson D, Rebbapragada A, Sarabia A, Simor A, McGeer A; Toronto Invasive Bacterial Diseases Network (TIBDN).

Emerg Infect Dis. 2018 Sep;24(9):1674-1682. doi: 10.3201/eid2409.180164.


The impact of patient choice on survival in chronic thromboembolic pulmonary hypertension.

Quadery SR, Swift AJ, Billings CG, Thompson AAR, Elliot CA, Hurdman J, Charalampopoulos A, Sabroe I, Armstrong IJ, Hamilton N, Sephton P, Garrad S, Pepke-Zaba J, Jenkins DP, Screaton N, Rothman AM, Lawrie A, Cleveland T, Thomas S, Rajaram S, Hill C, Davies C, Johns CS, Wild JM, Condliffe R, Kiely DG.

Eur Respir J. 2018 Sep 16;52(3). pii: 1800589. doi: 10.1183/13993003.00589-2018. Print 2018 Sep.


Recent update on basic mechanisms of spinal cord injury.

Quadri SA, Farooqui M, Ikram A, Zafar A, Khan MA, Suriya SS, Claus CF, Fiani B, Rahman M, Ramachandran A, Armstrong IIT, Taqi MA, Mortazavi MM.

Neurosurg Rev. 2018 Jul 11. doi: 10.1007/s10143-018-1008-3. [Epub ahead of print] Review.


Incremental Shuttle Walking Test Distance Is Reduced in Patients With Pulmonary Hypertension in World Health Organisation Functional Class I.

Billings CG, Lewis R, Armstrong IJ, Hurdman JA, Smith IA, Austin M, Elliot CA, Charalampopoulos A, Sabroe I, Lawrie A, Thompson AAR, Condliffe R, Kiely DG.

Front Med (Lausanne). 2018 Jun 21;5:172. doi: 10.3389/fmed.2018.00172. eCollection 2018.


Understanding the impact of advanced PET reconstruction in cardiac PET: The devil is in the details.

Armstrong IS.

J Nucl Cardiol. 2018 Oct;25(5):1546-1549. doi: 10.1007/s12350-018-1329-1. Epub 2018 Jun 15. No abstract available.


Single Photon Emission Computed Tomography (SPECT) Myocardial Perfusion Imaging Guidelines: Instrumentation, Acquisition, Processing, and Interpretation.

Dorbala S, Ananthasubramaniam K, Armstrong IS, Chareonthaitawee P, DePuey EG, Einstein AJ, Gropler RJ, Holly TA, Mahmarian JJ, Park MA, Polk DM, Russell R 3rd, Slomka PJ, Thompson RC, Wells RG.

J Nucl Cardiol. 2018 Oct;25(5):1784-1846. doi: 10.1007/s12350-018-1283-y. Review. No abstract available.


A tale of two phases: Can the worst of scans become the best of scans with motion correction?

Armstrong IS, Memmott MJ.

J Nucl Cardiol. 2019 Dec;26(6):1930-1933. doi: 10.1007/s12350-018-1305-9. Epub 2018 May 18. No abstract available.


Symptom severity and its effect on health-related quality of life over time in patients with pulmonary hypertension: a multisite longitudinal cohort study.

Yorke J, Deaton C, Campbell M, McGowen L, Sephton P, Kiely DG, Armstrong I.

BMJ Open Respir Res. 2018 Mar 1;5(1):e000263. doi: 10.1136/bmjresp-2017-000263. eCollection 2018.


Subarachnoid Trabeculae: A Comprehensive Review of Their Embryology, Histology, Morphology, and Surgical Significance.

Mortazavi MM, Quadri SA, Khan MA, Gustin A, Suriya SS, Hassanzadeh T, Fahimdanesh KM, Adl FH, Fard SA, Taqi MA, Armstrong I, Martin BA, Tubbs RS.

World Neurosurg. 2018 Mar;111:279-290. doi: 10.1016/j.wneu.2017.12.041. Epub 2017 Dec 18. Review.


Disease burden and costs from excess alcohol consumption, obesity, and viral hepatitis: fourth report of the Lancet Standing Commission on Liver Disease in the UK.

Williams R, Alexander G, Armstrong I, Baker A, Bhala N, Camps-Walsh G, Cramp ME, de Lusignan S, Day N, Dhawan A, Dillon J, Drummond C, Dyson J, Foster G, Gilmore I, Hudson M, Kelly D, Langford A, McDougall N, Meier P, Moriarty K, Newsome P, O'Grady J, Pryke R, Rolfe L, Rice P, Rutter H, Sheron N, Taylor A, Thompson J, Thorburn D, Verne J, Wass J, Yeoman A.

Lancet. 2018 Mar 17;391(10125):1097-1107. doi: 10.1016/S0140-6736(17)32866-0. Epub 2017 Nov 29. Erratum in: Lancet. 2017 Dec 7;:.


Rare Concurrent Retroclival and Pan-Spinal Subdural Empyema: Review of Literature with an Uncommon Illustrative Case.

Mortazavi MM, Quadri SA, Suriya SS, Fard SA, Hadidchi S, Adl FH, Armstrong I, Goldman R, Tubbs RS.

World Neurosurg. 2018 Feb;110:326-335. doi: 10.1016/j.wneu.2017.11.082. Epub 2017 Nov 23. Review.


Towards new recommendations to reduce the burden of alcohol-induced hypertension in the European Union.

Rehm J, Anderson P, Prieto JAA, Armstrong I, Aubin HJ, Bachmann M, Bastus NB, Brotons C, Burton R, Cardoso M, Colom J, Duprez D, Gmel G, Gual A, Kraus L, Kreutz R, Liira H, Manthey J, Møller L, Okruhlica Ľ, Roerecke M, Scafato E, Schulte B, Segura-Garcia L, Shield KD, Sierra C, Vyshinskiy K, Wojnar M, Zarco J.

BMC Med. 2017 Sep 28;15(1):173. doi: 10.1186/s12916-017-0934-1.


Combining creative writing and narrative analysis to deliver new insights into the impact of pulmonary hypertension.

Goddard JC, Armstrong IJ, Kiely DG, Elliot CA, Charalampopoulos A, Condliffe R, Stone BJ, Sabroe I.

BMJ Open Respir Res. 2017 Jun 5;4(1):e000184. doi: 10.1136/bmjresp-2017-000184. eCollection 2017.


Incremental shuttle walk test distance and autonomic dysfunction predict survival in pulmonary arterial hypertension.

Billings CG, Hurdman JA, Condliffe R, Elliot CA, Smith IA, Austin M, Armstrong IJ, Hamilton N, Charalampopoulos A, Sabroe I, Swift AJ, Rothman AM, Wild JM, Lawrie A, Waterhouse JC, Kiely DG.

J Heart Lung Transplant. 2017 Aug;36(8):871-879. doi: 10.1016/j.healun.2017.04.008. Epub 2017 Apr 24.


Assessing time-of-flight signal-to-noise ratio gains within the myocardium and subsequent reductions in administered activity in cardiac PET studies.

Armstrong IS, Tonge CM, Arumugam P.

J Nucl Cardiol. 2019 Apr;26(2):405-412. doi: 10.1007/s12350-017-0916-x. Epub 2017 May 11.


Harmonizing standardized uptake value recovery between two PET/CT systems from different manufacturers when using resolution modelling and time-of-flight.

Armstrong IS, Thomson KE, Rowley LM, McGowan DR.

Nucl Med Commun. 2017 Jul;38(7):650-655. doi: 10.1097/MNM.0000000000000682.


Long-term outcomes of domiciliary intravenous iloprost in idiopathic and connective tissue disease-associated pulmonary arterial hypertension.

Ramjug S, Hussain N, Hurdman J, Elliot CA, Sabroe I, Armstrong IJ, Billings C, Hamilton N, Kiely DG, Condliffe R.

Respirology. 2017 Feb;22(2):372-377. doi: 10.1111/resp.12899. Epub 2016 Sep 20.


The impact of prompt gamma compensation on myocardial blood flow measurements with rubidium-82 dynamic PET.

Armstrong IS, Memmott MJ, Tonge CM, Arumugam P.

J Nucl Cardiol. 2018 Apr;25(2):596-605. doi: 10.1007/s12350-016-0583-3. Epub 2016 Sep 13.


Activity concentration measurements using a conjugate gradient (Siemens xSPECT) reconstruction algorithm in SPECT/CT.

Armstrong IS, Hoffmann SA.

Nucl Med Commun. 2016 Nov;37(11):1212-7. doi: 10.1097/MNM.0000000000000586.


Development of a symptom validity index to assist in identifying ADHD symptom exaggeration or feigning.

Harrison AG, Armstrong IT.

Clin Neuropsychol. 2016 Feb;30(2):265-83. doi: 10.1080/13854046.2016.1154188. Epub 2016 Mar 8.


Evaluation of general-purpose collimators against high-resolution collimators with resolution recovery with a view to reducing radiation dose in myocardial perfusion SPECT: A preliminary phantom study.

Armstrong IS, Saint KJ, Tonge CM, Arumugam P.

J Nucl Cardiol. 2017 Apr;24(2):596-604. doi: 10.1007/s12350-015-0368-0. Epub 2016 Jan 25.


Diagnostic Accuracy of the Conners' Adult ADHD Rating Scale in a Postsecondary Population.

Harrison AG, Nay S, Armstrong IT.

J Atten Disord. 2019 Dec;23(14):1829-1837. doi: 10.1177/1087054715625299. Epub 2016 Jan 21.


Impact of point spread function modelling and time of flight on FDG uptake measurements in lung lesions using alternative filtering strategies.

Armstrong IS, Kelly MD, Williams HA, Matthews JC.

EJNMMI Phys. 2014 Dec;1(1):99. doi: 10.1186/s40658-014-0099-3. Epub 2014 Nov 30.


The performance of quantitation methods in the evaluation of cardiac implantable electronic device (CIED) infection: A technical review.

Memmott MJ, James J, Armstrong IS, Tout D, Ahmed F.

J Nucl Cardiol. 2016 Dec;23(6):1457-1466. Epub 2015 Sep 25. Review.


The assessment of time-of-flight on image quality and quantification with reduced administered activity and scan times in 18F-FDG PET.

Armstrong IS, James JM, Williams HA, Kelly MD, Matthews JC.

Nucl Med Commun. 2015 Jul;36(7):728-37. doi: 10.1097/MNM.0000000000000305.


Individuals with impaired glucose tolerance demonstrate normal cardiac sympathetic innervation using I-123 mIBG scintigraphy.

Asghar O, Arumugam P, Armstrong IS, Ray SG, Schmitt M, Malik RA.

J Nucl Cardiol. 2015 Dec;22(6):1262-8. doi: 10.1007/s12350-015-0070-2. Epub 2015 Feb 20.


Early diagnosis of cardiac implantable electronic device generator pocket infection using ¹⁸F-FDG-PET/CT.

Ahmed FZ, James J, Cunnington C, Motwani M, Fullwood C, Hooper J, Burns P, Qamruddin A, Al-Bahrani G, Armstrong I, Tout D, Clarke B, Sandoe JA, Arumugam P, Mamas MA, Zaidi AM.

Eur Heart J Cardiovasc Imaging. 2015 May;16(5):521-30. doi: 10.1093/ehjci/jeu295. Epub 2015 Feb 3.


Heart failure and palliative care: training needs assessment to guide priority learning of multiprofessionals working across different care settings.

Millerick Y, Armstrong I.

Curr Opin Support Palliat Care. 2015 Mar;9(1):31-7. doi: 10.1097/SPC.0000000000000113. Review.


Comparing Canadian and American normative scores on the Wechsler Adult Intelligence Scale-Fourth Edition.

Harrison AG, Armstrong IT, Harrison LE, Lange RT, Iverson GL.

Arch Clin Neuropsychol. 2014 Dec;29(8):737-46. doi: 10.1093/arclin/acu048. Epub 2014 Oct 13.


Rates of Effort Test Failure in Children With ADHD: An Exploratory Study.

Harrison AG, Flaro L, Armstrong I.

Appl Neuropsychol Child. 2015;4(3):197-210. doi: 10.1080/21622965.2013.850581. Epub 2014 Sep 25.


Cerebrospinal fluid markers of neuroinflammation in delirium: a role for interleukin-1β in delirium after hip fracture.

Cape E, Hall RJ, van Munster BC, de Vries A, Howie SE, Pearson A, Middleton SD, Gillies F, Armstrong IR, White TO, Cunningham C, de Rooij SE, MacLullich AM.

J Psychosom Res. 2014 Sep;77(3):219-25. doi: 10.1016/j.jpsychores.2014.06.014. Epub 2014 Jul 4.


Impact of living with pulmonary hypertension: a qualitative exploration.

Yorke J, Armstrong I, Bundock S.

Nurs Health Sci. 2014 Dec;16(4):454-60. doi: 10.1111/nhs.12138. Epub 2014 Apr 15.


Impact of point spread function modeling and time-of-flight on myocardial blood flow and myocardial flow reserve measurements for rubidium-82 cardiac PET.

Armstrong IS, Tonge CM, Arumugam P.

J Nucl Cardiol. 2014 Jun;21(3):467-74. doi: 10.1007/s12350-014-9858-8. Epub 2014 Jan 31.


The assessment of breathlessness in pulmonary arterial hypertension: reliability and validity of the Dyspnoea-12.

Yorke J, Armstrong I.

Eur J Cardiovasc Nurs. 2014 Dec;13(6):506-14. doi: 10.1177/1474515113514891. Epub 2013 Dec 3.


Understanding the impact of pulmonary arterial hypertension on patients' and carers' lives.

Guillevin L, Armstrong I, Aldrighetti R, Howard LS, Ryftenius H, Fischer A, Lombardi S, Studer S, Ferrari P.

Eur Respir Rev. 2013 Dec;22(130):535-42. doi: 10.1183/09059180.00005713. Review.

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