REFERENCES
1. Angst J, Cui L, Swendsen J, Rothen S, Cravchik A, Kessler RC, Merikangas KR. Major depressive disorder with subthreshold bipolarity in the National Comorbidity Survey Replication. Am J Psychiatry 2010;167:1194-201.
2. Maletic V, Raison C. Integrated neurobiology of bipolar disorder. Front Psychiatry 2014;5(98):1-8.
3. Charcot JM. Leçons Sur les Maladies du Système Nerveux. Paris: Delahaye; 1872. (in French)
4. Redlich E, von Economo C. Demonstration mikroskopischer Präparate eines Falles von multipler Sklerose mit psychose. Jahrb f Psychiat 1909;30:315-8. (in German).
5. Euziere J. Les troubles psychiques dans la sclérose en plaques. Arch Gén Méd 1909;3:746-56. (in French).
6. Brown S, Davis TK. The mental symptoms of multiple sclerosis. Arch Neurol Psychiatry 1922;7:629-34.
7. Feinstein A, Magalhaes S, Richard JF, Audet B, Moore C. The link between multiple sclerosis and depression. Nat Rev Neurol 2014;10:507-17.
8. Schiffer RB, Wineman NM, Weitkamp LR. Association between bipolar affective disorder and multiple sclerosis. Am J Psychiatry 1986;143:94-5.
9. Joffe RT, Lippert GP, Gray TA, Sawa G, Horvath Z. Mood disorder and multiple sclerosis. Arch Neurol 1987;44:376-8.
10. Fis KJ, Morehouse SA, Brown MG, Skedgel C, Murray TJ. Hospital-based psychiatric service utilization and morbidity in multiple sclerosis. Can J Neurol Sci 1998;25:230-5.
11. Edwards LJ, Constantinescu CS. A prospective study of conditions associated with multiple sclerosis in a cohort of 658 consecutive outpatients attending a multiple sclerosis clinic. Mult Scler 2004;10:575-81.
12. Johansson V, Lundholm C, Hillert J, Masterman T, Lichtenstein P, Landen M, Hultman CM. Multiple sclerosis and psychiatric disorders: comorbidity and sibling risk in a nationwide Swedish cohort. Mult Scler 2014;20:1881-91.
13. Solomon JG. Multiple sclerosis masquerading as lithium toxicity. J Nerv Ment Dis 1978;166:663-5.
14. Hutchinson M, Stack J, Buckley P. Bipolar affective disorder prior to the onset of multiple sclerosis. Acta Neurol Scand 1993;88:388-93.
15. Heila H, Turpeinen P, Erkinjuntti T. Case study: mania associated with multiple sclerosis. J Am Acad Child Adolesc Psychiatry 1995;34:1591-5.
16. Young CR, Weiss EL, Bowers MB Jr, Mazure CM. The differential diagnosis of multiple sclerosis and bipolar disorder. J Clin Psychiatry 1997;58:123.
17. Asghar-Ali AA, Taber KH, Hurley RA, Hayman LA. Pure neuropsychiatric presentation of multiple sclerosis. Am J Psychiatry 2004;161:226-31.
18. Peselow ED, Fieve RR, Deutsch SI, Kaufman M. Coexistent manic symptoms and multiple sclerosis. Psychosomatics 1981;22:824-5.
19. Modrego PJ, Ferrandez J. Familial multiple sclerosis with repetitive relapses of manic psychosis in two patients (mother and daughter). Behav Neurol 2000;12:175-9.
20. Kosmidis MH, Bozikas VP, Giannouli V, Karavatos A, Fokas K. Familial comorbidity of bipolar disorder and multiple sclerosis: genetic susceptibility, coexistence or causal relationship? Behav Neurol 2012;25:341-9.
21. Kellner CH, Davenport Y, Post RM, Ross RJ. Rapidly cycling bipolar disorder and multiple sclerosis. Am J Psychiatry 1984;141:112-3.
22. Garfield DA. Multiple sclerosis and affective disorder: 2 case reports of mania with psychosis. Psychother Psychosom 1985;44:25-33.
23. Salmaggi A, Eoli M, La Mantia L, Erbetta A. Parallel fluctuations of psychiatric and neurological symptoms in a patient with multiple sclerosis and bipolar affective disorder. Ital J Neurol Sci 1995;16:551-3.
24. Casanova MF, Kruesi M, Mannheim G. Multiple sclerosis and bipolar disorder: a case report with autopsy findings. J Neuropsychiatry Clin Neurosci 1996;8:206-8.
25. Akkaya C, Kocagoz SZ, Turan OF, Taskapilioglu O, Kirli S. Onset of multiple sclerosis following post-partum depressive and manic episodes. Psychiatry Clin Neurosci 2007;61:698-9.
26. Cerqueira AC, Nardi AE, Souza-Lima F, Godoy-Barreiros JM. Bipolar disorder and multiple sclerosis: comorbidity and risk factors. Rev Bras Psiquiatr 2010;32:454-6.