💡 Positive symptoms = hallucinations, delusions. Negative = flat affect. > 6 months.

💡 Bipolar I = Mania. MDD = anhedonia > 2 weeks. SSRI = first line.

💡 Typical = Haloperidol (EPS). Clozapine = agranulocytosis. Lithium = tremor, DI.

💡 GAD > 6 months. Panic = sudden. OCD = ego-dystonic. PTSD = re-experiencing after trauma.

💡 Alcohol withdrawal = delirium tremens (48-72hrs). Opioid withdrawal = NOT fatal. Benzo withdrawal = seizures.