Dysostosis
MONDO:0018234A group of disorders in which the skeletal involvement is predominantly manifested as abnormalities of individual bones or in a group of bones.
Also known as: dysostosis
85 clinical trials for this condition and its sub-types, 0 tagged with Dysostosis itself.
Follow this condition to get notified about new trialsWhere it sits in the disease tree
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Sub-types of Dysostosis
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Synostosis 1 trial · 40 incl. sub-types
11 sub-types
- Craniosynostosis 17 trials · 39 incl. sub-types Sub-types →
- Congenital radioulnar synostosis 1 trial Sub-types →
- Banki syndrome 0 trials
- Calcaneonavicular coalition 0 trials
- Coronal synostosis, syndactyly and jejunal atresia 0 trials
- Humero-radio-ulnar synostosis 0 trials Sub-types →
- Humero-ulnar synostosis 0 trials Sub-types →
- Humeroradial synostosis 0 trials Sub-types →
- Multiple synostoses syndrome 0 trials Sub-types →
- Non-syndromic pansynostosis 0 trials
- Tibio-fibular synostosis 0 trials
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Amniotic band syndrome 8 trials · 9 incl. sub-types
1 sub-type
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Spondylocostal dysostosis 5 trials · 8 incl. sub-types
4 sub-types
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Non-syndromic amelia 1 trial · 5 incl. sub-types
3 sub-types
- Amelia of lower limb 2 trials Sub-types →
- Amelia of upper limb 2 trials Sub-types →
- Tetra-amelia 0 trials
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Oculoauriculovertebral spectrum with radial defects 0 trials · 5 incl. sub-types
1 sub-type
- Craniofacial microsomia 5 trials Sub-types →
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Rubinstein-Taybi syndrome 3 trials
3 sub-types
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Nail-patella syndrome 2 trials
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Congenital absence of both forearm and hand 1 trial · 2 incl. sub-types
2 sub-types
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Congenital pseudoarthrosis of the limbs 1 trial · 2 incl. sub-types
5 sub-types
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Acheiria 0 trials · 2 incl. sub-types
2 sub-types
- Acheiria, unilateral 2 trials
- Acheiria, bilateral 0 trials
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Hemimelia 0 trials · 2 incl. sub-types
5 sub-types
- Radial hemimelia 0 trials · 1 incl. sub-types Sub-types →
- Ulnar hemimelia 1 trial Sub-types →
- Complete hemimelia 0 trials
- Fibular hemimelia 0 trials Sub-types →
- Tibial hemimelia 0 trials Sub-types →
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Currarino triad 1 trial
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Duane-radial ray syndrome 1 trial
2 sub-types
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EEC syndrome 1 trial
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Femoral agenesis/hypoplasia 1 trial
2 sub-types
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Femur-fibula-ulna complex 1 trial
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Frontonasal dysplasia 1 trial
9 sub-types
- Pai syndrome 0 trials
- Acromelic frontonasal dysostosis 0 trials
- Craniofrontonasal dysplasia-Poland anomaly syndrome 0 trials
- Frontofacionasal dysplasia 0 trials
- Frontonasal dysplasia - severe microphthalmia - severe facial clefting syndrome 0 trials
- Frontonasal dysplasia with alopecia and genital anomaly 0 trials
- Frontorhiny 0 trials
- Oculoauriculofrontonasal syndrome 0 trials
- Six2-related frontonasal dysplasia 0 trials
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Thalidomide embryopathy 1 trial
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Trigonocephaly 1 trial
1 sub-type
- Isolated trigonocephaly 0 trials Sub-types →
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Acrofacial dysostosis 0 trials · 1 incl. sub-types
14 sub-types
- Postaxial acrofacial dysostosis 1 trial
- Patterson-Stevenson-Fontaine syndrome 0 trials
- SF3B4-related acrofacial dysostosis 0 trials Sub-types →
- Acrocraniofacial dysostosis 0 trials
- Acrofacial dysostosis Cincinnati type 0 trials
- Acrofacial dysostosis Preis type 0 trials
- Acrofacial dysostosis Rodriguez type 0 trials
- Acrofacial dysostosis, Catania type 0 trials
- Acrofacial dysostosis, Kennedy-Teebi type 0 trials
- Acrofacial dysostosis, Palagonia type 0 trials
- Acrofacial dysostosis, Weyers type 0 trials
- Acrofrontofacionasal dysostosis 0 trials Sub-types →
- Acromelic frontonasal dysostosis 0 trials
- Mandibulofacial dysostosis-microcephaly syndrome 0 trials
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Split hand-foot malformation 0 trials · 1 incl. sub-types
6 sub-types
- Split hand-foot malformation 3 1 trial
- Split hand-foot malformation 1 0 trials
- Split hand-foot malformation 2 0 trials
- Split hand-foot malformation 4 0 trials
- Split hand-foot malformation 5 0 trials
- Split hand-foot malformation 6 0 trials
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ADULT syndrome 0 trials
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Adams-Oliver syndrome 0 trials
6 sub-types
- Adams-Oliver syndrome 1 0 trials
- Adams-Oliver syndrome 2 0 trials
- Adams-Oliver syndrome 3 0 trials
- Adams-Oliver syndrome 4 0 trials
- Adams-Oliver syndrome 5 0 trials
- Adams-Oliver syndrome 6 0 trials
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Cooks syndrome 0 trials
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EEM syndrome 0 trials
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Fuhrmann syndrome 0 trials
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Gollop-Wolfgang complex 0 trials
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IVIC syndrome 0 trials
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Karsch-Neugebauer syndrome 0 trials
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Melhem-Fahl syndrome 0 trials
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Prata-Liberal-Goncalves syndrome 0 trials
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Acromesomelic dysplasia 2B 0 trials
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Adactylia, unilateral 0 trials
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Adactyly of foot 0 trials
2 sub-types
- Adactyly of foot, bilateral 0 trials
- Adactyly of foot, unilateral 0 trials
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1 sub-type
- Rosselli-Gulienetti syndrome 0 trials
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Apodia 0 trials
2 sub-types
- Apodia, bilateral 0 trials
- Apodia, unilateral 0 trials
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Autosomal recessive amelia 0 trials
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Bipartite talus 0 trials
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2 sub-types
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Dysostosis multiplex, Ain-Naz type 0 trials
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Femoral-facial syndrome 0 trials
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Genitopatellar syndrome 0 trials
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Hand-foot-genital syndrome 0 trials
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Heart-hand syndrome 0 trials
6 sub-types
- Carney complex - trismus - pseudocamptodactyly syndrome 0 trials
- Holt-Oram syndrome 0 trials Sub-types →
- Brachydactyly-long thumb syndrome 0 trials
- Heart-hand syndrome type 2 0 trials
- Heart-hand syndrome, Slovenian type 0 trials
- Patent ductus arteriosus-bicuspid aortic valve-hand anomalies syndrome 0 trials
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Humerus trochlea aplasia 0 trials
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Hyperphalangy 0 trials
2 sub-types
- Hyperphalangy, bilateral 0 trials
- Hyperphalangy, unilateral 0 trials
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Ischio-vertebral syndrome 0 trials
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Lethal faciocardiomelic dysplasia 0 trials
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Mammary-digital-nail syndrome 0 trials
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Mandibulofacial dysostosis 0 trials
6 sub-types
- Treacher-Collins syndrome 0 trials Sub-types →
- X-linked mandibulofacial dysostosis 0 trials
- Acrodysostosis 0 trials Sub-types →
- Mandibulofacial dysostosis with alopecia 0 trials
- Mandibulofacial dysostosis-macroblepharon-macrostomia syndrome 0 trials
- Otofaciocervical syndrome 0 trials Sub-types →
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Oculomaxillofacial dysostosis 0 trials
1 sub-type
- Tessier number 4 facial cleft 0 trials
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2 sub-types
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Otoonychoperoneal syndrome 0 trials
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Patella aplasia/hypoplasia 0 trials
2 sub-types
- Patella aplasia/hypoplasia, bilateral 0 trials
- Patella aplasia/hypoplasia, unilateral 0 trials
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Pelvis-shoulder dysplasia 0 trials
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Pelviscapular dysplasia 0 trials
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Phocomelia, Schinzel type 0 trials
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Postaxial tetramelic oligodactyly 0 trials
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Proximal femoral focal deficiency 0 trials
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Radio-renal syndrome 0 trials
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2 sub-types
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Rapadilino syndrome 0 trials
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Split foot 0 trials
2 sub-types
- Split foot, bilateral 0 trials
- Split foot, unilateral 0 trials
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Split hand 0 trials
2 sub-types
- Split hand, bilateral 0 trials
- Split hand, unilateral 0 trials
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Syngnathia multiple anomalies 0 trials
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2 sub-types
- Tetraamelia syndrome 1 0 trials
- Tetraamelia syndrome 2 0 trials
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Tetramelic monodactyly 0 trials
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Tibial aplasia-ectrodactyly syndrome 0 trials
3 sub-types
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Ulnar hypoplasia-split foot syndrome 0 trials
Most studied deeper sub-types
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Can simple tummy time reshape a Preemie's head?
Disease control Not yet recruitingThis trial tests whether a daily routine of tummy time and careful positioning can help correct cranial asymmetry—a flattened head shape—in premature newborns. About 300 babies born before 37 weeks who are in the neonatal ICU or intermediate care unit will be split into two group…
Sponsor: Hospital de Clinicas de Porto Alegre • Aim: Disease control
Last updated Sep 20, 2026 00:00 UTC
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New surgery aims to restore arm rotation in kids with rare bone condition
Disease control Not yet recruitingThis study tests a surgical procedure to correct a rare condition where the two bones in the forearm are fused together, limiting rotation. The surgery involves cutting and repositioning the bones, then using Kirschner wires to hold them in place. The study will enroll one child …
Sponsor: Sohag University • Aim: Disease control
Last updated Jun 26, 2026 14:48 UTC
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Does your morning coffee stir up heart rhythm trouble?
Knowledge-focused Not yet recruitingResearchers want to know whether caffeine consumption is linked to irregular heartbeats and daily physical activity in adults with heart failure, reduced left ventricular ejection fraction, and an implantable cardioverter-defibrillator (ICD). About 170 participants fill out a one…
Sponsor: Jean-Benoît Le Polain de Waroux • Aim: Knowledge-focused
Last updated Sep 19, 2026 00:00 UTC
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Infant skull study aims to unlock secrets of craniosynostosis
Knowledge-focused Not yet recruitingThis study looks at skull bone samples from 80 infants aged 3 to 12 months who have craniosynostosis, a condition where skull bones fuse too early. Researchers will measure the bone's strength, structure, and tissue makeup both near and far from the fused area. The goal is to bet…
Sponsor: Hospices Civils de Lyon • Aim: Knowledge-focused
Last updated Jun 27, 2026 14:00 UTC
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Helmet therapy for baby flat heads: new study looks at neck and heat effects
Knowledge-focused Not yet recruitingThis study will follow 270 children with severe positional head deformity who are already using a cranial helmet. Researchers will measure head shape changes, neck rotation, and body surface temperature using thermal imaging. The goal is to understand how helmet therapy might inf…
Sponsor: Wroclaw University of Health and Sport Sciences • Aim: Knowledge-focused
Last updated Jun 27, 2026 07:52 UTC