postencephalitic Parkinson disease
MeSH: D010301ORPHA: 97349
Overview
disease believed to be caused by a viral illness that triggers degeneration of the nerve cells in the substantia nigra. Overall, this degeneration leads to clinical parkinsonism
Available Treatments (0)
No treatments linked yet
Clinical trials or compassionate use may be available — consult a specialist.
Clinical Presentation
Signs and symptoms associated with postencephalitic Parkinson disease, sourced from HPO and Orphanet clinical annotations.
Aggressive behaviorResting tremorFeverBradykinesiaDrowsinessCogwheel rigidityPoor speechGeneralized muscle weaknessBabinski signInvoluntary movementsAbnormal pyramidal signOculogyric crisisOpen mouthAbnormality of eye movementSlow saccadic eye movementsDepressionSeizureDysarthriaBilateral ptosisVomitingDysphagiaRigidityAkinesiaHeadacheDiminished movementAphasiaAbnormal respiratory system physiologyKyphosisParesthesiaFixed facial expressionHyperactive deep tendon reflexesAuditory hallucinationAbnormality of mental functionCoughUpgaze palsyAbnormal CSF protein concentrationTremor by anatomical siteHappy demeanorAbnormal substantia nigra morphologyCamptocormiaCSF lymphocytic pleiocytosis
Classification & Codes
MeSH Code
D010301Orphanet Code
ORPHA:97349postencephalitic Parkinson disease
| MeSH | D010301 |
| Orphanet | ORPHA:97349 |
| Treatments | 0 drug(s) |
| Symptoms on record | 41 signs |
| Status | published |
Factual Authority
Last Updated3/20/2026
Clinical DataHPO · Orphanet
Drug DataFDA · EMA · CDSCO