Society for Neuroscience (SFN)
49^th Annual Meeting in Chicago, Ill. (Oct. 19-23, 2019)

• Yadav A, Lalwani P, Suri H, Jejurikar R, Purushotham A. Nodes of DMN involved in general intelligence. Program No. 726.05. 2019 Neuroscience Meeting Planner. Chicago, IL: Society for Neuroscience, 2019. Online. 

European Stroke Organisation (ESO)
5^th Conference in Milan, Italy (May 22-24, 2019)

• Luthra A, Harini JA, Medikonda J, Mandava P, Aaron S, Rajesh KN, et al. Constitution (Prakriti) as defined by traditional Indian medicine is a risk factor for stroke. Eur Stroke J. 2019;4(1 Suppl):AS22-068. 

11^th World Stroke Congress
Montreal, Canada (Oct. 17-20, 2018)

• Luthra A, Harini AJ, Rajesh KN, Aaron S, Purushotham A. Constitution (Prakriti) as defined by traditional Indian medicine is a risk factor for stroke. Int J Stroke. 2018;13(2S):137. 

Organization of Human Brain Mapping (OHBM)
2018 Annual Meeting in Singapore (June 17-21, 2018)

• Yadav A, Lalwani P, Suri H, Jejurikar R, Purushotham A. The grey matter of G: The structural neural correlates of general intelligence. Presented at the Organization of Human Brain Mapping (OHBM), 2018 Annual Meeting in Singapore (June 17-21, 2018).  

European Stroke Organisation (ESO)
4^th Conference in Gothenburg, Sweden (May 16-18, 2018)

• Dadra D, Shehzad U, Singh D, Purushotham A. Does random LDL accurately guide statin-based management compared to fasting LDL in patients with acute ischemic stroke or TIA. Eur Stroke J. 2018;3(1 Suppl):AS09-033. 

International Conference on Integrative Medicine and Health
2018 Annual Meeting in Baltimore, Md. (May 8-11, 2018)

• Harini AJ, Luthra A, Madeka S, Shankar P, Mandava P, Pervaje R, et al. Stand-alone ayurvedic treatment in acute ischaemic stroke: A pilot study. Presented at the International Conference on Integrative Medicine and Health, 2018 Annual Meeting in Baltimore, Md. (May 8-11, 2018).  

Vivekananda Yoga Anusandhana Samsthana (V-YASA)
22^nd International Conference on Frontiers in Yoga Research and Its Applications in Prashanti Kutiram, Bangalore, India (Jan. 5-8, 2018)

• Purushotham A. Cognition — ayurveda and neuroimaging. Presented at the Vivekananda Yoga Anusandhana Samsthana (V-YASA), 22^nd International Conference on Frontiers in Yoga Research and Its Applications in Prashanti Kutiram, Bangalore, India (Jan. 5-8, 2018). [Oral Presentation] 

National Institute of Mental Health and Neuro-Sciences (NIMHANS)
symposium on "History of psychiatry in India: Traditional systems and mental health" in Bangalore, India (June 15-16, 2016)

• Purushotham A. Ayurvedic constitution type and disease susceptibility. Presented at the National Institute of Mental Health and Neuro-Sciences (NIMHANS), symposium on "History of psychiatry in India: Traditional systems and mental health" in Bangalore, India (June 15-16, 2016). [Oral Presentation] 

Vivekananda Yoga Anusandhana Samsthana (V-YASA)
21^st International Conference on Frontiers in Yoga Research and Its Applications in Prashanti Kutiram, Bangalore, India (Jan. 3-5, 2016)

• Harini JA, Luthra A, Madeka S, Shankar P, Mandava P, Pervaje R, et al. Stand-alone ayurvedic treatment in acute ischemic stroke. Presented at the Vivekananda Yoga Anusandhana Samsthana (V-YASA), 21^st International Conference on Frontiers in Yoga Research and Its Applications in Prashanti Kutiram, Bangalore, India (Jan. 3-5, 2016). [Oral Presentation] 

American Stroke Association
2012 International Stroke Conference in New Orleans, La. (Feb. 1-3, 2012)

• Tai WA, Purushotham A, Straka M, Sugg RM, Akhtar N, Rymer MM, et al. Auto-generated summary maps for CT-perfusion improve interobserver reliability. Stroke. 2012;43(2_MeetingAbstracts) Suppl 1:A96. 

Jawaharlal Institute of Postgraduate Medical Education and Research (JIPMER)
World Stroke Day in Pondicherry, India (Oct. 29, 2011)

• Purushotham A. Tissue, time and thrombolysis. Presented at the Jawaharlal Institute of Postgraduate Medical Education and Research (JIPMER), World Stroke Day in Pondicherry, India (Oct. 29, 2011). [Keynote Address] 

American Academy of Neurology (AAN)
63^rd Annual Meeting in Honolulu, Hawaii (April 9-16, 2011)

• Purushotham A, Strehlow MC, Pirrotta E, Sistla S, Boyapati NVS, Gimkala A, et al. Epidemiology of patients transported by ambulance with seizures in Andhra Pradesh, India: A prospective analysis. Presented at the American Academy of Neurology (AAN), 63^rd Annual Meeting in Honolulu, Hawaii (April 9-16, 2011). [Oral Presentation] 
• Purushotham A, Sugg RM, Straka M, Akhtar N, Rymer MM, Tung CE, et al. Decreased CBV is not a good measure of infarct core in acute ischemic stroke. Presented at the American Academy of Neurology (AAN), 63^rd Annual Meeting in Honolulu, Hawaii (April 9-16, 2011). [Oral Presentation] 

American Stroke Association
2011 International Stroke Conference in Los Angeles, Calif. (Feb. 8-11, 2011)

• Campbell B, Purushotham A, Christensen S, Desmond P, Nagakane Y, Parsons M, et al. The acute diffusion lesion reliably represents infarct core: Clinically relevant reversibility is rare. Stroke. 2011;42:e71. 
• Wolford C, Mlynash M, Schwartz N, Purushotham A, Lansberg M, Kemp S, et al. MRI based TIA triage study. Stroke. 2011;42:e210. 

American Stroke Association
2010 International Stroke Conference in San Antonio, Texas (Feb. 23-26, 2010)

• Purushotham A, Lansberg MG, Mlynash M, Olivot J-M, Bammer R, Kemp SM, et al. Apparent diffusion coefficient correlates with Tmax in acute ischemic stroke. Stroke. 2010;41:e273. 
• Purushotham A, Lansberg MG, Mlynash M, Olivot J-M, Bammer R, Kemp SM, et al. Tissue salvageability in the penumbra decreases linearly with increasing Tmax. Stroke. 2010;41:e205. [Oral Presentation] 

American Stroke Association
2009 International Stroke Conference in San Diego, Calif. (Feb. 17-20, 2009)

• Mlynash M, Olivot J-M, Thijs VN, Lansberg MG, Kemp SM, Purushotham A, et al. The optimal coregistered mismatch ratio to predict a favorable clinical response following recanalization varies based on Tmax threshold. Stroke. 2009;40(4):e197. 
• Olivot J-M, Mlynash M, Thijs VN, Lansberg MG, Kemp SM, Purushotham A, et al. Perfusion/diffusion mismatch salvage is maximal in regions with mild-moderate perfusion deficits and correlates with clinical outcome. Stroke. 2009;40(4):e200. 
• Olivot J-M, Mlynash M, Thijs VN, Lansberg MG, Kemp SM, Purushotham A, et al. Reversible acute diffusion lesions appear to be already reperfused on baseline MRI. Stroke. 2009;40(4):e199-200. 
• Purushotham A, Mlynash M, Olivot J-M, Thijs VN, Bammer R, Kemp SM, et al. Apparent diffusion coefficient distinguishes ischemic core from reversible diffusion lesions. Stroke. 2009;40(4):e115-6. [Oral Presentation] 
• Purushotham A, Mlynash M, Olivot J-M, Thijs VN, Bammer R, Kemp SM, et al. Apparent diffusion coefficient distinguishes penumbra from benign oligemia. Stroke. 2009;40(4):e115. [Oral Presentation] 

Organization of Human Brain Mapping (OHBM)
9^th International Conference on Functional Mapping of the Human Brain in New York, NY (June 18-22, 2003)

• Purushotham A, Ashe J, Kim S-G. Motor inhibition and the BOLD response in the motor cortex. NeuroImage. 2003;19(2 Suppl):e2187-8. 

International Society for Magnetic Resonance in Medicine (ISMRM)
10^th Annual Meeting in Honolulu, Hawaii (May 18-24, 2002)

• Purushotham A, Kim S-G. Inhibitory neural activity produces a significant BOLD response in human cortical areas. Proceedings of the International Society for Magnetic Resonance in Medicine 10^th Annual Meeting; 2002 May 18-24; Honolulu, Hawaii. 

Society for the Neural Control of Movement (NCM)
12^th Annual Meeting in Naples, Fla. (April 14-21, 2002)

• Seidler RD, Purushotham A, Kim S-G, Ugurbil K, Ashe J. An event-related fMRI investigation of motor preparatory processes. Presented at the Society for the Neural Control of Movement (NCM), 12^th Annual Meeting in Naples, Fla. (April 14-21, 2002).  

Society for Neuroscience (SFN)
31^st Annual Meeting in San Diego, Calif. (Nov. 10-15, 2001)

• Seidler RD, Purushotham A, Kim S-G, Ugurbil K, Willingham D, Ashe J. The role of the cerebellum in motor learning and performance. Program No. 939.10. 2001 Neuroscience Meeting Planner. San Diego, CA: Society for Neuroscience, 2001. Online. 

Society for the Neural Control of Movement (NCM)
11^th Annual Meeting in Seville, Spain (March 25-30, 2001)

• Seidler RD, Purushotham A, Kim S-G, Willingham D, Ashe J. Implicit sequence encoding and expression of learning. Presented at the Society for the Neural Control of Movement (NCM), 11^th Annual Meeting in Seville, Spain (March 25-30, 2001).  

International Society for Magnetic Resonance in Medicine (ISMRM)
8^th Annual Meeting in Denver, Colo. (April 1-7, 2000)

• Purushotham A, Nielsen FÅ, Hansen LK, Kim S-G. Meta-K-means clustering as a means to separate different functional components of a cognitive task in fMRI single trial data. Proceedings of the International Society for Magnetic Resonance in Medicine 8^th Annual Meeting; 2000 April 1-7; Denver, Colorado. 

Organization of Human Brain Mapping (OHBM)
5^th International Conference on Functional Mapping of the Human Brain in Düsseldorf, Germany (June 22-26, 1999)

• Purushotham A, Nielsen FÅ, Hansen LK, Kim S-G. Separation of motor preparation and execution regions using meta-K-means clustering on single trial data. NeuroImage. 1999;9(6 Pt 2):S51. [Oral Presentation]