Table 1.

Inflammatory demyelinating neuropathies and related disorders

Acute (≤ 4 weeks progressive phase)

Guillain–Barré syndrome (GBS)

acute inflammatory demyelinating polyradiculoneuropathy (AMAN)

acute motor axonal neuropathy (AMSAN)

acute motor and sensory axonal neuropathy

Miller Fisher syndrome

Miller Fisher/GBS overlap syndrome

acute sensory demyelinating neuropathy

acute pandysautonomia

Subacute (4–8 weeks progressive phase)

subacute inflammatory demyelinating polyradiculoneuropathy

Chronic (> 8 weeks progressive phase)

chronic inflammatory demyelinating polyradiculoneuropathy (CIDP)*

multifocal motor neuropathy with conduction block (MMN)

multifocal acquired motor and sensory neuropathy (MADSAM)

IgM paraproteinaemic demyelinating neuropathy with antibodies to MAG

IgM paraproteinaemic demyelinating neuropathy without antibodies to MAG

IgG/IgA paraproteinaemic demyelinating neuropathy

solitary or osteosclerotic myeloma with demyelinating neuropathy

chronic relapsing axonal neuropathy

^*CIDP may be relapsing or progressive; mixed, motor or sensory at onset; involving upper and lower or just upper or lower at onset; proximal and distal, distal or proximal at onset.