Silverman-Handmaker type dyssegmental dysplasia

MeSH: C537998ORPHA: 1865

Overview

osteochondrodysplasia characterized by short-limbed dwarfism, anisospondyly, and neonatal lethality that has material basis in homozygous or compound heterozygous mutation in the HSPG2 gene on chromosome 1p36

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 Silverman-Handmaker type dyssegmental dysplasia, sourced from HPO and Orphanet clinical annotations.

Short neckNarrow chestLimitation of joint mobilityTalipes equinovarusAnisospondylyBowing of the legsMicromeliaShort long boneSevere short statureLimb undergrowthFlat faceAbnormality of limbsCryptorchidismAbnormality of the genitourinary systemNarrow mouthCleft palateHydrocephalusMicrocephalyMicrognathiaPosteriorly rotated earsLow-set earsWide nasal bridgeDevelopmental cataractProptosisShort ribsHypoplastic iliaHirsutismPterygiumSingle umbilical arteryFlexion contractureAbnormal heart morphologyHydrops fetalisEncephalocelePulmonary hypoplasiaRespiratory insufficiencyHypoplastic pubic boneHypoplastic ischiaBroad long bonesIncreased placental thicknessClubbing of fingers

Classification & Codes

MeSH Code

C537998

Orphanet Code

ORPHA:1865
Silverman-Handmaker type dyssegmental dysplasia
MeSHC537998
OrphanetORPHA:1865
Treatments0 drug(s)
Symptoms on record40 signs
Statuspublished
Factual Authority
Last Updated3/20/2026
Clinical DataHPO · Orphanet
Drug DataFDA · EMA · CDSCO