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Free sialic acid storage disease
Disease definition
Free sialic acid storage disease (free SASD), is a group of lysosomal storage diseases characterized by a spectrum of clinical manifestations including neurological and developmental disorders with severity ranging from the milder phenotype, Salla disease (SD), to the most severe phenotype, infantile free sialic acid storage disease (ISSD).
ORPHA:834
Classification level: DisorderA summary on this disease is available in Español (2015) Français (2015) Italiano (2015) Nederlands (2015) Deutsch (2003)
Detailed information
General public
- Article for general public
- Svenska (2018) - Socialstyrelsen
Disease review articles
- Review article
- English (2011) - Expert Rev Neurother
- Clinical genetics review
- English (2020) - GeneReviews


Additional information
Further information on this disease
Patient-centred resources for this disease
Research activities on this disease
Specialised Social Services
The documents contained in this web site are presented for information purposes only. The material is in no way intended to replace professional medical care by a qualified specialist and should not be used as a basis for diagnosis or treatment.