Table 1

Some of the symptoms resulting from postural hypotension, and impaired perfusion of various organs

Cerebral hypoperfusion
Visual disturbances
 Greying out
 Blacking out
 Colour defects
Loss of consciousness
Impaired cognition1-150
Muscle hypoperfusion
Paracervical and suboccipital (coathanger) ache1
Lower back/buttock ache1
Cardiac hypoperfusion
Angina pectoris2
Renal hypoperfusion
Weakness, lethargy, fatigue
  • 1-150 More common in elderly people. 1=these are relieved by supine rest and are presumed to be due to muscle hypoperfusion. 2=an example of a relatively rare symptom. Adapted from Mathias2.