The current evidence suggests that Complex PTSD, Borderline Personality Disorder, and related personality disorders exist on a trauma spectrum with overlapping features. Instead of viewing them as separate entities, it may be more accurate to see them as various manifestations of complex trauma.
Ongoing research, including sophisticated methodologies like Latent Class Analysis, continues to refine our understanding, promising better diagnostic clarity and more effective, trauma-informed treatments for survivors. CPTSD or Borderline PD? (or Covert Narcissist, or Psychopath, or…)?