Etiopathogenesis of schizophrenia-Genetic factors


Etiopathogenesis of schizophrenia-Genetic factors


The etiopathogenesis of schizophrenia consists of following factors:

  • Genetic
  • Biochemical
  • Neuropathological

Genetic Factors:

  • Nine Linkage sites identified – 1q, 5q, 6p, 8p, 10p, 13q, 15q, 22q
  1. α- 7 nicotinic receptor
  2. DISC 1 [Disrupted in Schizophrenia]
  3. COMT [Catechol-o-methyl transferase]
  4. NRG 1 [Neuregulin 1]
  5. GRM 3 [Glutamate receptor metabotropic]
  6. RGS 4 [Regulator of G Signaling]
  7. DAOA [ D Amino Acid Oxidase Activator]

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