Rare Disease Library

MASA syndrome

Intellectual disability-aphasia-shuffling gait-adducted thumbs syndrome

MASS syndrome

Mitral valve-aorta-skeleton-skin syndrome

Mayer-Rokitansky-Küster-Hauser syndrome

MRKH syndrome · Rokitansky syndrome

Megalencephaly-polymicrogyria-postaxial polydactyly-hydrocephalus syndrome

MPPH syndrome

Megalocornea-intellectual disability syndrome

MMR syndrome · Neuhäuser syndrome

Melorheostosis with osteopoikilosis

MSBD syndrome · Mixed sclerosing bone dystrophy

Michels syndrome

3MC1 syndrome · Oculopalatoskeletal syndrome

Microphthalmia with linear skin defects syndrome

MCOPS7 · MIDAS syndrome

Mixed connective tissue disease

MCTD · Sharp syndrome

Mohr-Tranebjaerg syndrome

DDON syndrome · Deafness-dystonia-optic neuronopathy syndrome

MOMO syndrome

Macrocephaly-obesity-intellectual disability-ocular abnormalities syndrome · Macrosomia-obesity-macrocephaly-ocular abnormalities syndrome

Monosomy 18p syndrome

18p- syndrome · De Grouchy syndrome type 1

Monosomy 18q syndrome

18q- syndrome · Deletion 18q

Monosomy 9p syndrome

9p deletion syndrome · 9p- syndrome

MORM syndrome

Intellectual disability-truncal obesity-retinal dystrophy-micropenis syndrome

MRCS syndrome

Microcornea-rod-cone dystrophy-cataract-posterior staphyloma syndrome

Multiple endocrine neoplasia type 2A

MEN2A · PTC syndrome

Multiple synostoses syndrome

Deafness-Hermann type symphalangism syndrome · Facio-audio-symphalangism

Muscle-eye-brain disease

MEB syndrome · Muscle-eye-brain syndrome

Myelodysplastic syndrome associated with isolated del(5q) chromosome abnormality

5q- syndrome · MDS

N syndrome

Naegeli-Franceschetti-Jadassohn syndrome

NFJ syndrome · Naegeli syndrome

NAME syndrome

Nevi-atrial myxoma-myxoid neurofibromata-ephelides syndrome

NARP syndrome

Neurogenic muscle weakness-ataxia-retinitis pigmentosa syndrome · Neuropathy-ataxia-retinitis pigmentosa syndrome

Nevo syndrome

Cerebral gigantism, Nevo type

Nodulosis-arthropathy-osteolysis syndrome

NAO syndrome

Noonan syndrome-like disorder with juvenile myelomonocytic leukemia

CBL syndrome · Noonan syndrome-like disorder with JMML

Null syndrome

PLP1 null syndrome · Pelizaeus-Merzbacher disease, null syndrome

Oculocerebrorenal syndrome of Lowe

Lowe disease · Lowe oculo-cerebro-renal syndrome

Oculodentodigital dysplasia

Oculo-dento-digital dysplasia · ODOD syndrome

Oculofaciocardiodental syndrome

OFCD syndrome · Cataract-microphthalmia-radiculomegaly-cardiac septal defect syndrome

Oculotrichoanal syndrome

MOTA syndrome · Manitoba oculotrichoanal syndrome

Oley syndrome

Congenital hypotrichosis-milia syndrome

Onycho-tricho-dysplasia-neutropenia syndrome

Itin syndrome · ONMR syndrome

Ophthalmomandibulomelic dysplasia

OMM syndrome · Pillay syndrome

Opsoclonus-myoclonus syndrome

Ataxo-opso-myoclonus syndrome · Dancing eye syndrome

Orofaciodigital syndrome type 2

Mohr syndrome · OFD2

Otofaciocervical syndrome

Fara-Chlupackova syndrome · OFC syndrome

Pai syndrome

Median cleft of the upper lip-corpus callosum lipoma-midline facial cutaneous polyps syndrome

Painful legs and moving toes syndrome

PLMT syndrome

PAPA syndrome

FRA · Familial recurrent arthritis

PARC syndrome

Poikiloderma-alopecia-retrognathism-cleft palate syndrome

PASH syndrome

Pyoderma gangrenosum-acne-suppurative hidradenitis syndrome

PASS syndrome

Pyoderma gangrenosum-acne-hidradenitis suppurativa-ankylosing spondylitis syndrome

PEHO syndrome

Progressive encephalopathy with edema, hypsarrhythmia and optic atrophy

PENS syndrome

Papular epidermal nevi with skyline basal cell layers syndrome

Pentasomy X syndrome

49,XXXXX syndrome · Penta-X

POEMS syndrome

Crow-Fukase syndrome · Osteosclerotic myeloma