subacute inflammatory demyelinating polyneuropathy
Findings
No curated finding names subacute inflammatory demyelinating polyneuropathy yet. Everything below is reference data from Mondo, HPO and GenCC, not evidence about what affects it.
Definition
A subacute progressive symmetric sensorial and/or motor disorder characterized by muscular weakness with impaired sensation, absent or diminished tendon reflexes and elevated cerebrospinal fluid (CSF) proteins. SIDP is an intermediate form between Guillain-Barre syndrome (GBS) and chronic inflammatory demyelinating polyneuropathy (CIDP).
Definition from the Mondo Disease Ontology (MONDO:0016102), read 2026-09-29. CC BY 4.0.
Features
40 features
What the disease is reported to present with, and how often among people who have it — never how often a feature means the disease. HPO, annotations 2026-09-02.
- Abnormality of somatosensory evoked potentialsHPOHP:0007377
- Very frequent (80% to 99% of cases)
- Decreased motor nerve conduction velocityHPOHP:0003431
- Very frequent (80% to 99% of cases)
- Decreased nerve conduction velocityHPOHP:0000762
- Very frequent (80% to 99% of cases)
- Increased CSF protein concentrationHPOHP:0002922
- Very frequent (80% to 99% of cases)
- Muscle weaknessHPOHP:0001324
- Very frequent (80% to 99% of cases)
- AreflexiaHPOHP:0001284
- Frequent (30% to 79% of cases)
Show the remaining 28
- Frequent fallsHPOHP:0002359
- Frequent (30% to 79% of cases)
- Functional motor deficitHPOHP:0004302
- Frequent (30% to 79% of cases)
- Gait disturbanceHPOHP:0001288
- Frequent (30% to 79% of cases)
- Increased total leukocyte countHPOHP:0001974
- Frequent (30% to 79% of cases)
- PainHPOHP:0012531
- Frequent (30% to 79% of cases)
- Peripheral demyelinationHPOHP:0011096
- Frequent (30% to 79% of cases)
Where it sits
Other names
2 names
Resolves to: subacute inflammatory demyelinating polyneuropathy
- Also called
- SIDPsubacute inflammatory demyelinating polyradiculoneuropathy