Diagnosis can be difficult as there is not a specific test for PPPD but rather a series of elimination tests for other vestibular causes. If elimination test are all normal and the symptoms match a PPPD diagnosis is possible.
Chronic subjective dizziness
New daily persistent headache
Acute visual loss
Dichoptic presentation
symptom of Glaucoma
Long-term depression
Headache attributed to a substance or its withdrawal
symptoms of Migraine