Table 1.

Level of characterization and frequency of mechanisms underlying paraneoplastic neuropathies.

Associations/mechanisms	Level of characterization	Frequency in the paraneoplastic neuropathy spectrum
Onconeural abs	+ + +	+ + +
NSAbs	+ + +	+
Other immune-mediated mechanisms	–	–
Hematologic diseases, including amyloid	++	++
Weight loss, cachexia, infection	–	+ + +

NSAbs, Neuronal Surface Antibodies.