Please use the index below to access the condition you require information on. It may take longer to find what you are looking for this way compared with our "search this site" facility in the navigator on the left but we try to point you in the most appropriate direction using this index and therefore the results should be better. For speed, this index has been split into separate alphabetical files:

Contact a Family also has information on many other specific conditions and rare disorders. If you cannot find the information you require in The Contact a Family Directory Online, you may wish to use our Contact a Family Helpline service.

D+HUS see Haemolytic Uraemic syndrome
DAF syndrome see Niemann-Pick disease
DAMP see Attention Deficit Hyperactivity Disorder
DDH see Congenital Dislocation and Developmental Dysplasia of the Hip
DGS see 22q11 Deletion syndromes
DHPA see Purine & Pyrimidine Metabolic diseases
DHPD see Purine & Pyrimidine Metabolic diseases
DM see Dermatomyositis and Polymyositis
DRS see Duane Retraction syndrome
Dancing Eye syndrome
Dandy-Walker Cysts see Dandy-Walker syndrome
Dandy-Walker syndrome
Darier disease
De Lange 1 syndrome see Cornelia de Lange syndrome
De Morsiers syndrome see Septo-Optic Dysplasia
Deafblindness
Deafness
Deafness with goiter see Pendred syndrome
Deficiency of HLA Expression see Primary Immunodeficiencies
Degos disease
Dejerine-Sottas disease see Muscular Dystrophy and neuromuscular disorders
Dementia, Hereditary Multi-infarct Type see CADASIL
Dementia in Children
Dementia with Lewy bodies see Dementias
Dementias
Depression in children and young people
Dermatitis Herpetiformis see Coeliac disease
Dermatomyositis and Polymyositis
Dermatosparaxis Type Ehlers-Danlos syndrome see Ehlers-Danlos syndrome
Developmental Delay see Gobal Developmental Delay
Developmental Dysplasia of the Hip see Congenital Dislocation and Developmental Dysplasia of the Hip
Diabetes Insipidus see Pituitary Disorders
Diabetes - Maturity Onset Diabetes of the Young
Diabetes Mellitus
Diabetic neuropathy see Peripheral Neuropathy
Diamond Blackfan syndrome
Diaphragmatic Hernia
Diaphyseal Aclasis see Hereditary Multiple Exostoses
Diastrophic Dysplasia
Diastrophic Dwarfism see Diastrophic Dysplasia
DiGeorge syndrome see 22q11 Deletion syndromes
Dihyropyrimidine dehydrogenase deficiency see Purine & Pyrimidine Metabolic diseases
Dihyropyrimidinase deficiency see Purine & Pyrimidine Metabolic diseases
Dilated Cardiomyopathy see Cardiomyopathies
Distal Muscular Dystrophy see Muscular Dystrophy and neuromuscular disorders
Donohue syndrome see Metabolic diseases
Double Inlet Ventricular see Heart Defects
Down syndrome
Down syndrome with Heart Defect
Duane Retraction syndrome
Duane syndrome see Duane Retraction syndrome
Dubowitz syndrome
Duchenne Muscular Dystrophy
Duncan's syndrome see Primary Immunodeficiencies
Durands syndrome see Mucopolysaccharide diseases and associated diseases
Dyscalculia
Dyskeratosis Congenita
Dyslexia
Dysmyelination see Metabolic diseases
Dyspraxia
Dystonia
Dystrophia Myotonica see Myotonic Dystrophy/Congenital Myotonic Dystrophy
Dystrophic Epidermolysis Bullosa see Epidermolysis Bullosa