Megalomania and narcissism represent clinically distinct psychological conditions
Contemporary psychological literature demonstrates that grandiose and vulnerable forms of narcissism represent clinically distinct dimensions characterized by unique behavioral profiles, interpersonal strategies, and associated distress levels.
The claim states that megalomania (often conceptually aligned with grandiose presentations or grandiosity) and narcissism represent clinically distinct psychological conditions, though contemporary personality literature views them more as distinct subtypes or dimensions within narcissism (grandiose vs. vulnerable). The retrieved papers consistently differentiate between grandiose narcissism and vulnerable narcissism, establishing them as distinct dimensions with unique traits, correlates, and clinical implications while noting they can sometimes coexist. Thus, the evidence supports the distinct nature of these facets.
Marco Di Sarno, Fabio Madeddu, Rossella Di Pierro. Clustering Daily Expressions of Grandiose and Vulnerable Narcissism. 2023. https://doi.org/10.1521/jscp.2023.42.5.452
Distinguishes between grandiose and vulnerable narcissism as distinct themes and clusters.
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Dmitriy Kornienko, Ekaterina Nicheporuk, Victoria Belaya. Communal, Vulnerable, and Grandiose Narcissism in the Light and Dark Traits. 2025. https://doi.org/10.5772/intechopen.1010871
Highlights unique psychological characteristics and distinct trait associations for grandiose and vulnerable dimensions of narcissism.
Aloi M, Pincus AL, Semerari A, Bucci I, Colle L, Nicolò G, Riccardi I, Segura-Garcia C, Carcione A. The interplay among narcissistic vulnerability, interpersonal sensitivity, and metacognitive integration: A network analysis approach.. 2026. https://doi.org/10.1192/j.eurpsy.2026.12226
Notes that while grandiose and vulnerable features can coexist, they involve clinically distinct manifestations such as antagonism versus vulnerability and emotional dysregulation.
Ljiljana B. Lazarević. Grandiose Narcissism: Traits, Origins, and Implications. 2025. https://doi.org/10.5772/intechopen.1011801
Contrasts grandiose narcissism's social dominance and charm with vulnerable narcissism's hypersensitivity and defensiveness.
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