Table 1.

Ganglionic AChR antibody in patients with dysautonomia and other disorders^*

Diagnostic Group	% seropositive
Autonomic disorders
Subacute AAG	50%
Paraneoplastic AAG	25%
Postural tachycardia syndrome	10 – 15%
Idiopathic gastrointestinal dysmotility	5 – 10%
Diabetic autonomic neuropathy	< 10%
Multiple system atrophy (Shy-Drager)	0
Other disorders
Lambert-Eaton syndrome	5 –10%
Myasthenia gravis without thymoma	1–2%
Paraneoplastic disorders with thymoma	15 – 20%
Paraneoplastic disorders with SCLC	3 – 5 %

^*None of 150 healthy control subjects were seropositive for ganglionic AChR antibodies.