HPPD Symptoms

The symptom range of HPPD is remarkably complex, with sufferers experiencing different ranges of symptoms all with subjective intensity. The symptoms all exist along a spectrum of severity, which can range from benign, to symptoms so severe that sufferers are unable to perform the basic tasks required to function, even the most fundamental of tasks. Symptoms include but are not limited to:

  • Subjective visual and auditory hallucinations
  • Static or grainy vision
  • Trails following moving objects
  • Patterns
  • Geometric hallucinations
  • Halos or auras around lights, people or objects
  • Macropsia/Micropsia
  • Increased/Decreased intensity of colours
  • Afterimages
  • 2D appearance of objects
  • Illusion of movement