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Jose Francisco Sousa Alves's avatar

"We now have 357 separate diagnoses in DSM5; according to biological doctrine, each of these must have a distinct biological cause as a defect in the genome. None of them have ever been found but that doesn’t matter, ideology is more important than facts."

Not accurate, nor true. You should check on Large-scale GWAS, regarding genetic associations.

AND, be mindful that most common psychiatric disorders are "Polygenic".

PC's avatar
3hEdited

GWAS studies, as far as I can recall, are based on as you mentioned, associations (not causal relationships) between a tiny number of genes or similar which are basically meaningless as the statistical effects are so small or there are so many different candidate genes/expressions.

They don't map onto reality either- which psychiatrist bases a diagnosis of mental disorder on an individual's polygenic score?