Name: Constantin Potagas
Office Address: Eginition Hospital, 74 Vas. Sofias Av., 11528, Athens, Greece
Work Phone: 210 7289307
Email: cpotagas@otenet.gr
Education
1992 Doctoral thesis School of Medicine, National and Kapodistrian University of Athens and Université Paris VII.
1985-1986 DEA (MSc) en Psychologie Comparative des activités cognitives.
Ecole des Hautes Etudes en Sciences Sociales, Paris, France.
1983-1984 Diplôme de Recherche (MRes) Faculté de Médecine de l' Université de Nantes.
1983-1987 Speciality in Neurology School of Medicine Université Paris VI, Hôpital Pitié-Salpêtriere.
1982 School of Medicine, University of Athens.
Appointments at Hospitals/Affiliated Institutions
2014-present Associate Professor First Department of Neurology, Medical school
National and Kapodistrian University of Athens
2008 Assistant Professor, 2003 Lecturer
Clinical curriculum
1. Department of Neurological and functional rehabilitation, Nantes University Hospital;
Neurosurgery Department, Angers University Hospital; Psychiatry
2. Department of Neurological and functional rehabilitation, Nantes University Hospital, as
scientific collaborator (1984-1990).
3. Neurology Department, Angers University Hospital, as scientific collaborator (1985-
1987).
4. Clinical Neurophysiology Department, Saint Antoine University Hospital, Paris (1988)
5. Neurology Department, Foch Hospital, Paris (1989-1990)
6. Neurology Department, Laiko Hospital, Athens (1991-1997)
7. Neurology Department, Evangelismos Hospital, Athens (1997-2003)
8. First Neurology Department, Medical School, University of Athens, Aeginiteion
Hospital, since 2003.
Selected publications
1. Kourtidou E., Kasselimis D., Makrydakis G., Chatziantoniou L., Kyrozis A.,
Evdokimidis, I., Potagas, C. A Progressive Breakdown of the Body in Space (2018).
Neurocase., 1-7.
2. Constantinides V.C., Kasselimis D., Paraskevas G.P., Zacharopoulou M., Andreadou E.,
Evangelopoulos M.E., Kapaki E., Kilidireas C., Stamboulis E., Potagas C. Anti-NMDA
receptor encephalitis presenting as isolated aphasia in an adult. Neurocase. (in press).
3. Kormas, C., Megalokonomou, A., Zalonis, I., Evdokimidis, I., Kapaki, E., & Potagas,
C. (2018). Development of the Greek version of the Face Name Associative Memory
Exam (GR-FNAME12) in cognitively normal elderly individuals. The Clinical
Neuropsychologist, 1-12.
4. Kasselimis D., Angelopoulou G., Simos P., Petrides M., Peppas C., Velonakis, G.,
Tavernarakis A., Evdokimidis I., Potagas C. (2018). Working memory impairment in
aphasia: the issue of stimulus modality. Journal of Neurolinguistics, 48: 104-116.
5. Karavasilis, E., Christidi F., Velonakis G., Tzanetakos D., Zalonis I., Potagas C.,
Andreadou E., Efstathopoulos E., Kilidireas C., Kelekis N., Evdokimidis I. (2018).
Hippocampal structural and functional integrity in multiple sclerosis patients with or
without memory impairment: a multimodal neuroimaging study. Brain Imaging Behav,
3: 1-11.
6. Angelopoulou G., Kasselimis D., Makrydakis G., Varkanitsa M., Roussos P., Goutsos
D., Evdokimidis I., Potagas C. (2018). Silent Pauses in aphasia. Neuropsychologia, 114:
41-49.
7. Kasselimis D., Potagas C., Simos P.G., Evdokimidis I., and Whitaker H. (2018). Mixed
language dominance: insights from a case of unexpected jargon aphasia resulting from
massive left perisylvian lesion. Neurocase, 24(1):10-15.
8. Efthymiopoulou, E., Kasselimis, D. S., Ghika, A., Kyrozis, A., Peppas, C., Evdokimidis,
I., Petrides, M., Potagas, C. (2017). The effect of cortical and subcortical lesions on
spontaneous expression of memory-encoded and emotionally infused information:
Evidence for a role of the ventral stream. Neuropsychologia, 101, 115-120.
9. Potagas, C., Kasselimis, D., Peppas, C., Alexandri, N. M., & Dellatolas, G. (2017). Pure
alexia in a patient with multiple sclerosis. Neurological sciences, 38(3), 511–513.
10. Kasselimis D., Angelopoulou G., Kolovos G., Daskalaki A., Peppas C., Tavernarakis A.,
Potagas C. (2017). Pure word deafness due to herpes simplex encephalitis. Journal of
the Neurological Sciences, 372, 11-13.
11. Paraskevas, G.P., Kasselimis, D., Kourtidou, E., Constantinides, V., Bougea, A.,
Potagas, C., Evdokimidis, I., Kapaki, E. (2017). CSF Biomarkers as a Diagnostic Tool
of the Underlying Pathology of Primary Progressive Aphasia. Journal of Alzheimer's
Disease, 55(4), 1453-1461.
12. Kasselimis, D.S., Simos, P.G., Peppas, C., Evdokimidis, I., Potagas C. (2017). The
unbridged gap between clinical diagnosis and contemporary research on aphasia: A short
discussion on the validity and clinical utility of taxonomic categories. Brain and
Language, 164, 63-67.
13. Varkanitsa, M., Kasselimis, D., Fugard, A. J., Evdokimidis, I., Druks, J., Potagas, C., &
Van de Koot, H. (2016). Syntactic predictions and asyntactic comprehension in aphasia:
Evidence from scope relations. Journal of Neurolinguistics, 40, 15-36.
14. Nidos A., Kasselimis D., Simos A., Rentzos M., Alexakis T., Zalonis I., Zouvelou V.,
Potagas C., Evdokimidis I., and Woolley S.C. (2016). Frontotemporal dysfunction in
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Amyotrophic Lateral Sclerosis: A discriminant function analysis. Neurodegenerative
Diseases, 16, 140-146.
15. Kasselimis, D., Chatziantoniou, L., Peppas, C., Evdokimidis, I., & Potagas, C. (2015).
The dichotomous view on IFG lesion and non-fluent aphasia. Neurological Sciences,
36(9), 1687-1690.
16. Kourtidou P., Kasselimis D., Potagas C., Zalonis I., and Evdokimidis I. (2015).
Dissociating between the effects of mental flexibility and motor dysfunction on cognitive
performance in patients with Parkinson's disease. Archives of Neuroscience, 2(3),
e21087. doi: 10.5812/archneurosci.21087.
17. Simos P., Kasselimis D., Potagas C., and Evdokimidis I. (2014). Verbal comprehension
ability in aphasia: demographic and lexical knowledge effects. Behavioural Neurology,
Article ID 258303.
18. Charidimou A., Kasselimis D., Varkanitsa M., Selai C., Potagas C., and Eudokimidis I.
(2014). Why is it difficult to predict language impairment and outcome in patients with
aphasia after stroke? Journal of Clinical Neurology, 10(2), 75-83.
19. Kasselimis D., Simos P., Economou A., Peppas C., Evdokimidis I., Potagas C. (2013).
Are memory deficits dependent on the presence of aphasia in left brain damaged
patients? Neuropsychologia, 51, 1773–1776.
20. Nikolinakos D., Georgiadou A., Protopapas A., Tzavaras A., Potagas C. A case of colortaste
synesthesia. Neurocase 2013;19(3):282-94.
21. Liozidou A., Potagas C., Papageorgiou SG., Zalonis I. The role of working memory and
information processing speed on Wisconsin card sorting test performance in Parkinson
disease without dementia. J Geriatr Psychiatry Neurol 2012; 25(4):215-21.
22. Potagas C., Kasselimis D., and Evdokimidis I. (2011). Short-term and working memory
impairments in aphasia. Neuropsychologia, 49(10), 2874–2878.
23. Evangelopoulos ME., Koutsis G., Andreadou E., Potagas C., Dimirakopoulos A.,
Sfagos C. Neuromyelitis optica spectrum disease with positive autoimmune indices: a
case report and review of the literature. Case Rep Med 2011;2011:393568.
24. Koutsis G., Evangelopoulos ME., Andreadou E., Mandellos D., Karachalios G., Potagas
C., Karantoni E., Karouli M., Chrysovitsanou C., Vassilopoulos D., Sfagos C. The onset
of multiple sclerosis in Greece: a single-center study of 1,034 consecutive patients. Eur
Neurol 2010;63(6):350-6.
25. Mitsonis C., Zervas I., Potagas C., Mitropoulos P., Dimopoulos N., Sfagos C.,
Papadimitriou G., Vassilopoulos D. Effects of escitalopram on stress-related relapses in
women with multiple sclerosis: an open-label, randomized, controlled, one-year followup
study. Eur Neuropsychopharmacol 2010;20(2):123-31.
26. Tsapkini K., Vlahou CH., Potagas C. Adaptation and validation of standardized aphasia
tests in different languages: Lessons from the Boston Diagnostic Aphasia Examination -
Short Form in Greek. Behav Neurol 2010;22(3-4):111-9.
27. Evangelopoulos ME., Evangelopoulos DS., Potagas C., Sfagos C. Homonymous
hemianopsia as the leading symptom of a tumor like demyelinating lesion: a case report.
Cases J 2009;2:9366.
28. Zambelis T., Licomanos D., Leonardos A., Potagas C. Neuromyotonia in idiopathic
hypoparathyroidism. Neurol Sci 2009;30(6):495-7.
29. Bozi M., Matarin M., Theocharis I., Potagas C., Stefanis L. A patient with pantothenate
kinase-associated neurodegeneration and supranuclear gaze palsy. Clin Neurol
Neurosurg 2009;111(8):688-90.
30. Kyrozis A., Potagas C., Ghika A., Tsimpouris PK., Virvidaki ES., Vemmos KN.
Incidence and predictors of post-stroke aphasia: the Arcadia Stroke Registry. Eur J
Neurol 2009;16(6):733-9.
31. Mitsonis C., Potagas C., Zervas I., Sfagos K. The effects of stressful life events on the
course of multiple sclerosis: a review. Int J Neurosci 2009;119(3):315-35.
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32. Bonakis A., Papageorgiou SG., Potagas C., Karahalios G., Kalfakis N. A case of
refractory secondary paroxysmal kinesigenic dyskinesia with high sensitivity to
phenytoin monotherapy. Parkinsonism Relat Disord 2009;15(1):68-70.
33. Reversible tremor and myoclonus associated with topiramate-fluvoxamine
coadministration. Oulis P., Potagas C., Masdrakis V., Thomopoulos Y., Kouzoupis AV.,
Soldatos CR. Clin Neuropharmacol 2008;31(6):366-7.
34. The impact of stressful life events on risk of relapse in women with multiple sclerosis: a
prospective study. Mitsonis C., Zervas I., Mitropoulos P., Dimopoulos N., Soldatos C.,
Potagas C., Sfagos C. Eur Psychiatry 2008; 23(7):497-504.
35. Influence of anxiety and reported stressful life events on relapses in multiple sclerosis: a
prospective study. Potagas C., Mitsonis C., Watier L., Dellatolas G., Retziou A.,
Mitropoulos P., Sfagos C., Vassilopoulos D. Mult Scler 2008;14(9):1262-8.
36. Remission of migraine attacks in a patient with depression who is taking pregabalin.
Masdrakis VG., Oulis P., Karakatsanis NA., Potagas C., Kouzoupis AV., Soldatos CR.
Clin Neuropharmacol 2008;31(4):238-40.
37. Dementia as presenting symptom of primary hyperparathyroidism: favourable outcome
after surgery. Papageorgiou SG., Christou Y., Kontaxis T., Bonakis A., Anagnostouli
M., Potagas C., Kalfakis N. Clin Neurol Neurosurg 2008;110(10):1038-40.
38. Concurrent presentation of ocular myasthenia and euthyroid Graves ophthalmopathy: a
diagnostic challenge. Zouvelou V., Potagas C., Karandreas N., Rentzos M.,
Papadopoulou M., Zis VP., Vassilopoulos D. J Clin Neurosci 2008;15(6):719-20.
39. Square-wave jerks and smooth pursuit impairment as subtle early signs of brain
involvement in Langerhans' cell histiocytosis. Anagnostou E., Papageorgiou SG.,
Potagas C., Alexakis T., Kalfakis N., Anastasopoulos D. Clin Neurol Neurosurg
2008;110(3):286-90.
40. Cognitive impairment in different MS subtypes and clinically isolated syndromes.
Potagas C., Giogkaraki E., Koutsis G., Mandellos D., Tsirempolou E., Sfagos C.,
Vassilopoulos D. J Neurol Sci 2008;267(1-2):100-6.
41. APOE genotypes in Greek multiple sclerosis patients: no effect on the MS Severity
Score. Koutsis G., Panas M., Karadima G., Mandellos D., Sfagos C., Potagas C.,
Vassilopoulos D. J Neurol 2007;254(3):394-5.
42. APOE epsilon4 is associated with impaired verbal learning in patients with MS. Koutsis
G., Panas M., Giogkaraki E., Potagas C., Karadima G., Sfagos C., Vassilopoulos D.
Neurology 2007;68(8):546-9.
43. Extensive corpus callosum infarction: an uncommon pattern of watershed ischaemia?
Spengos K., Tsivgoulis G., Chatziioannou A., Potagas C., Zakopoulos N., Zis V. J
Neurol 2006;253(12):1646-8.
44. Occipital neuralgia as an isolated symptom of C2 myelitis. Nikakis P., Koutsis G.,
Potagas C., Mandellos D., Sfagos C. Headache 2006;46(8):1304-6.
45. Phenomenology and management of cognitive and behavioral disorders in Parkinson's
disease. Rise and logic of dementia in Parkinson's disease. Potagas
46. Intramedullary spinal cord metastases in a patient with small-cell lung cancer. Koutsis
G., Spengos K., Potagas C., Dimitrakopoulos A., Sfagos K., Zakopoulos N. Eur J Intern
Med 2006;17(5):372-4.
47. An unusual case of insomnia associated with Whipple encephalopathy: first case
reported from Greece. Papadopoulou M., Rentzos M., Vagiakis E., Zouvelou V.,
Potagas C., Bonakis A., Chatzipanagiotou S., Ioannidis A., Nicolaou C., Vassilopoulos
D. Neurol Sci 2005;26(3):174-7.
48. Myasthenia gravis: changes observed in a 30-years retrospective clinical study of a
hospital-based population. Potagas C., Dellatolas G., Tavernarakis A., Molari H.,
Mourtzouhou P., Koutra H., Matikas N., Balakas N. J Neurol 2004;251(1):116-7.
49. Zolpidem-related epileptic seizures: a case report. Tripodianakis J., Potagas C.,
Papageorgiou P., Lazaridou M., Matikas N. Eur Psychiatry 2003;18(3):140-1.
50. Clinical assessment of olfactory dysfunction in Parkinson's disease. Potagas C.,
Dellatolas G., Ziegler M., Leveteau J., Bathien N., Mac Leod P., Rondot P. Mov Disord
1998;13(3):394-9.
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51. Ischaemic myelopathy following aortic surgery or traumatic laceration of the aorta.
Mathe JF., Richard I., Roger JC., Potagas C., el Masry WS., Perrouin-Verbe B. Spinal
Cord 1998;36(2):110-6.
52. Episodic pain associated with a tumor in the parietal operculum: a case report and
literature review. Potagas C., Avdelidis D., Singounas E., Missir O., Aessopos A. Pain
1997;72(1-2):201-8.
Selected conference proceedings
1. Angelopoulou, G., Kiran, S., Kasselimis, D., Meier, E. L., Pan, Y., Varkanitsa, M.,
Tsolakopoulos, D., Papageorgiou, G., Goutsos, D., Evdokimidis, I., Potagas, C. (2018).
Speech errors patterns in post-stroke aphasia: cross-linguistic evidence from two
elicitation tasks. Frontiers in Human Neuroscience. Conference Abstract: Academy of
Aphasia 56th Annual Meeting. doi: 10.3389/conf.fnhum.2018.228.00089
2. Angelopoulou, G., Kiran, S., Kasselimis, D., Varkanitsa, M., Meier, E., Pan, Y.,
Tsolakopoulos, D., Themistocleous, C., Vassilopoulou, S., Korompoki, E., Tountopoulou,
A. & Potagas, C. (2018). Unsuccessrul word retrieval in stroke patients with aphasia:
cross-linguistic evidence from connected speech. In Cerebrovascular Diseases, Vol. 45,
pp. 152-153.
3. Tsolakopoulos, D., Despoti, A. A., Kasselimis, D., Kavroulakis, E., Angelopoulou, G.,
Korompoki, E., Tountopoulou, A., Vassilopoulou, S., Papageorgiou, G., Evdokimidis, I.
& Potagas, C. (2018). Verbal and visuospatial working memory deficits in left and right
hemisphere stroke. In Cerebrovascular Diseases, Vol. 45, pp. 142-142.
4. Papageorgiou, G., Kasselimis, D., Kavroulakis, E., Angelopoulou, G., Tsolakopoulos, D.,
Tountopoulou, A., Korompoki, E., Vassilopoulou, S., Evdokimidis, I. and Potagas, C.
(2018). Investigating the neural substrate of aphasic errors during naming. In
Cerebrovascular Diseases, Vol. 45, pp. 221.
5. Angelopoulou, G., Varkanitsa, M., Kasselimis, D., Makrydakis, G., Tsolakopoulos, D.,
Roussos, P., Goutsos, D., Evdokimidis, I., Potagas, C. (2017). Let silence speak about
aphasia: possible associations between pause and language related cognitive processes.
Frontiers in Human Neuroscience. Conference Abstract: Academy of Aphasia 55th
Annual Meeting. doi: 10.3389/conf.fnhum.2017.223.00127
6. Koutsis, G., Kasselimis, D., Karadima, G., Angelopoulou, G., Breza, M., Tsolakopoulos,
D., Potagas, C., Panas, M. (2017). Neuropsychological assessment of patients with Xlinked
Charcot-Marie-Tooth disease. European Journal of Neurology, 24(Suppl. 1), 464.
7. Chatziantoniou L., Kasselimis D., Kyrozis A., Ghika A., Kourtidou P., Peppas C.,
Evdokimidis I., Potagas C. (2015). Lesion size and initial severity as predictors of aphasia
outcome. Stem-, Spraak- en Taalpathologie, 20(Suppl. 1), 34-35.
8. Kasselimis D., Simos P., Peppas C., Chatziantoniou L., Kourtidou E., Evdokimidis I.,
Potagas C. (2013). Modality-independent and modality-specific memory deficits in
aphasia: Effects of left hemisphere lesion extent and location. Procedia - Social and
Behavioral Sciences, 94, 120-121.
9. Kasselimis D., Potagas C., Kourtidou E., and Evdokimidis I. (2012) Classification of the
aphasias: Maybe it’s time for a change. Procedia - Social and Behavioral Sciences, 61,
161 – 162.
10. Nidos A., Kasselimis D., Rentzos M., Alexakis T., Zalonis I., Simos P., Potagas C.,
Evdokimidis I., Woolley S.C. (2012). Cognitive functions in Amyotrophic Lateral
Sclerosis: Psychometric dimensions of a brief neuropsychological battery. Dementia and
Geriatric Cognitive Disorders, 34(suppl 1), 183-184.
11. Papathanasiou A., Kasselimis D., Kourtidou E., Anagnostou E., Vassilopoulou S.,
Spengos K., and Potagas C. (2012). Cognitive function in left angular gyrus lesion.
European Journal of Neurology, 19 (Suppl. 1), 550.
12. Nidos A., Kasselimis D., Rentzos M., Alexakis T., Hatzopoulou M., Kyriazidou S.,
Potagas C., Evdokimidis I., and Woolley S.C. FTD in ALS: A Discriminant Analysis.
(2012). European Journal of Neurology, 19 (Suppl. 1), 540.
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13. Kasselimis D., Potagas C., Economou A., Kourtidou E., Evdokimidis I. (2012). Left brain
damage and memory deficits: does aphasia play a role? Stem-, Spraak- en Taalpathologie,
17, 74-76.
14. Druks J., Varkanitsa M., Kasselimis D., Potagas C., and Evdokimidis I. (2011).
Quantitative analysis of connected speech in aphasia: Insights from greek-speaking
patients with fluent and non-fluent types of aphasia. Procedia - Social and Behavioral
Sciences, 23, 125-126.
15. Tsiamas A, Kehayia E., Jarema G, Kasselimis D., Potagas C., and Evdokimidis I. (2011).
Stress matters! A study on compound stress assignment in Greek aphasic patients.
Procedia - Social and Behavioral Sciences, 23, 158-159.
16. Kasselimis D., Cheimariou S., Potagas C., Simos P., Evdokimidis I., and Whitaker H.
(2011). Transcortical sensory aphasia after extensive left perisylvian lesion: A case of
mixed dominance. Procedia - Social and Behavioral Sciences, 23, 236-237.
17. Nerantzini, M., Varlokosta, S., Papadopoulou, D., Potagas, C., Evdokimidis, I.,
Kasselimis, D., & Beretta, A. (2011). Surprising dissociations in two Greek agrammatic
speakers. Evidence from wh-questions and relative clauses. Neuroscience Letters, 500,
e44.
18. Kasselimis D., Potagas C., Protopapas A., and Evdokimidis I. (2010). Memory deficits in
aphasia. Procedia - Social and Behavioral Sciences, 6, 65.
Book chapters
1. Potagas C., Kasselimis D.S., and Evdokimidis I. (2016). Elements of Neurology Essential
for Understanding the Aphasias (2nd edition). In Papathanasiou I. & Coppens P. (eds)
Aphasia and related communication disorders (37-62). Burlington, ΜΑ: Jones & Bartlett
Learning.
2. Kasselimis, D.S., Potagas, C. (2015). Language Disorders, Treatment and Remediation
of. In: James D. Wright (editor-in-chief), International Encyclopedia of the Social &
Behavioral Sciences, 2nd edition, Vol 13. Oxford: Elsevier. pp. 329–336.
Work in progress
1. Angelopoulou, G., Meier, E., Kasselimis, D., Pan, Y., Tsolakopoulos, D., Kiran, S.,
Potagas, C. (under review). Grey and white matter structural substrates of sex
differences in the narrative abilities of healthy adults. Frontiers in Neuroscience.
2. Kourtidou, E., Kasselimis, D., Zalonis, G., Karavasilis, E., Velonakis, G., Kelekis, N.,
Evdokimidis I., Potagas, C., Petrides, M. (under review). The Right Changes: a DTI
study of the right ventral and dorsal pathways for language in chronic aphasia patients
and their relationship with language performance. Neuropsychologia.