TEST OF AUTONOMIC FUNCTION

Sudomotor function

• Starch test
• Quinarizin, a color indicator
• Quantitative sudomotor axon reflex test ( QSART test )

Hyperhidrosis

• CRPS ( Complex Regional Pain Syndrome )
• Spinal paraplegic
• Peripheral neuropathy
• Localized hyperhidrosis
• ( palm, feet, lower extremities )
• congenital
• sign of nervousness

Anhidrosis

Peripheral nerve disease

Sympathectomy Mental arithmetic

                ⓝ blood pressure & pulse rate increases

                defect sympathetic NS ® no response ( central/peripheral )

Alteration of the pupils

                + epinephrine sol ( 1 : 1000 )

                ⓝ no change

                sympathetic denervation ® dilatation

                + cocaine sol 4 %

                ⓝ dilatation

                sympathetic denervation ® no response