Positives

• Patients with Long COVID-related autonomic symptoms (POTS, GI dysmotility, temperature dysregulation, BP swings) report that comprehensive autonomic function testing helps document the dysfunction objectively and guides targeted treatment Dysautonomia International.
• Identifying small fiber neuropathy or autonomic neuropathy through testing has helped some patients access specialty treatments (IVIG, immunomodulators) that wouldn’t be considered without the diagnostic workup Dysautonomia International.

Negatives

• Many patients describe the testing battery as exhausting and post-test crashes lasting several days; some recommend spreading tests across multiple visits rather than one long session Dysautonomia International.

Hurdles & Side Effects

• Comprehensive autonomic testing (QSART, tilt-table, deep breathing, Valsalva) requires referral to a specialty center; only certain academic medical centers offer the full battery, and wait times can be 3-6 months Dysautonomia International.