Dizziness is a non specific term which can mean different things to a patient:

• true vertigo
• light-headedness
• weakness (neurological impairment)
• unsteadiness
• feeling faint
• funny turns
• visual disturbance
• psychological problem

History

• Any neurological Sx?
• medications review
• Red flags - loss of consciousness, weakness, speach disturbance, new headache

Differential diagnosis

• Vasovagal syndrome
• cardiovascular causes
  • postural hypotension
  • stroke
  • aortic stenosis
  • cardiac arrhythmias
• Neurological causes
  • epilepsy
  • migraine variants