advanced sleep phase syndrome
ICD-10: G47.2ORPHA: 73267
Overview
sleep disorder that involves an altered circadian rhythm resulting in falling asleep in early evening and awaking very early in the morning
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 advanced sleep phase syndrome, sourced from HPO and Orphanet clinical annotations.
BlindnessDepressionExcessive daytime somnolenceAbnormal pineal melatonin secretionAstheniaHeadacheIrritabilityFatigueSleep disorderSomnolenceInsomnia
Classification & Codes
ICD-10 Code
G47.2Orphanet Code
ORPHA:73267advanced sleep phase syndrome
| ICD-10 | G47.2 |
| Orphanet | ORPHA:73267 |
| Treatments | 0 drug(s) |
| Symptoms on record | 11 signs |
| Status | published |
Factual Authority
Last Updated3/20/2026
Clinical DataHPO · Orphanet
Drug DataFDA · EMA · CDSCO