This is a list of diseases starting with the letter "S".

Sa

Saa–Sal

• Saal Bulas syndrome
• Saal Greenstein syndrome
• Sabinas brittle hair syndrome
• Saccharopinuria
• Sackey–Sakati–Aur syndrome
• Sacral agenesis
• Sacral defect anterior sacral meningocele
• Sacral hemangiomas multiple congenital abnormalities
• Sacral meningocele conotruncal heart defects
• Sacral plexopathy
• Sacrococcygeal dysgenesis association
• Sadistic personality disorder
• Saethre–Chotzen syndrome
• Saito-Kuba-Tsuruta syndrome
• Sakati syndrome
• Salcedo syndrome
• Salivary disorder
• Salivary gland disorders
• Salla disease
• Sallis–Beighton syndrome
• Salmonellosis (Salmonella infections)
• Salti–Salem syndrome
• Salice Disease

Sam–Say

• Sammartino–Decreccio syndrome
• Samson–Gardner syndrome
• Samson–Viljoen syndrome
• Sanderson–Fraser syndrome
• Sandhaus–Ben Ami syndrome
• Sandhoff disease
• Sandrow–Sullivan–Steel syndrome
• Sanfilippo syndrome
• Santavuori disease
• Santos–Mateus–Leal syndrome
• SAPHO syndrome
• Sarcoidosis, pulmonary
• Sarcoidosis
• Sarcoma, granulocytic
• Sarcosinemia
• Satoyoshi syndrome
• Savisky syndrome
• Saul–Wilkes–Stevenson syndrome
• Say–Barber–Hobbs syndrome
• Say–Barber–Miller syndrome
• Say–Carpenter–syndrome
• Say–Field–Coldwell syndrome
• Say–Meyer syndrome

Sc

Sca

• Scabies
• Scab Face
• SCAD deficiency
• Scalp defects postaxial polydactyly
• Scalp–ear–nipple syndrome
• Scapuloiliac dysostosis
• Scapuloperoneal myopathy
• SCARF syndrome
• Scarlet fever

Sch

Scha–Schm

• Schaap–Taylor–Baraitser syndrome
• Schaefer–Stein–Oshman syndrome
• Schamberg's disease pigmentation disorder
• Schamberg's disease
• Scheie syndrome
• Schereshevskij Turner
• Scheuermann's disease
• Schimke syndrome
• Schindler disease
• Schinzel–Giedion syndrome
• Schinzel syndrome
• Schinzel–Giedion midface retraction syndrome
• Schisis association
• Schistosomiasis
• Schizencephaly
• Schizoaffective disorder
• Schizoid personality disorder
• Schizophrenia

• Schizophrenia, genetic types

• Schizophrenia intellectual disability deafness retinitis
• Schizophreniform disorder
• Schizotypal personality disorder
• Schlegelberger–Grote syndrome
• Schmidt syndrome
• Schmitt Gillenwater Kelly syndrome

Schn–Schw

• Schneckenbecken dysplasia
• Schofer–Beetz–Bohl syndrome
• Scholte–Begeer–Van Essen syndrome
• Schraderman's disease
• Schrander–Stumpel–Theunissen–Hulsmans syndrome
• Schroer–Hammer–Mauldin syndrome
• Upshaw–Schülman syndrome
• Schwannoma, malignant
• Schwannomatosis
• Schwartz–Newark syndrome
• Schwartz–Jampel syndrome
• Schwartz–lelek syndrome
• Schweitzer–Kemink–Malcolm syndrome

Sci–Scr

• Sciatica
• Scimitar syndrome
• Scleredema
• Scleroatonic myopathy
• Sclerocornea, syndactyly, ambiguous genitalia
• Scleroderma
• Scleromyxedema
• Sclerosing bone dysplasia mental retardation
• Sclerosing cholangitis
• Sclerosing lymphocytic lobulitis
• Sclerosing mesenteritis
• Sclerosteosis
• Sclerotylosis
• SCOT deficiency
• Scott–Bryant–Graham syndrome
• Scott syndrome
• Scrapie

Scu

• Scurvy

Sco

• Scoliosis
  • Scoliosis as part of NF
  • Scoliosis with unilateral unsegmented bar
• Scotoma

Se

Sea–Sei

• Sea-blue histiocytosis
• Seafood poisoning
• Seasonal affective disorder
• Seaver Cassidy syndrome
• Sebocystomatosis
• Secernentea Infections
• Seckel like syndrome Majoor–Krakauer type
• Seckel like syndrome type Buebel
• Seckel syndrome 2
• Seckel syndrome
• Secondary pulmonary hypertension
• Seemanova–Lesny syndrome
• Seemanova syndrome type 2
• Seghers syndrome
• Segmental neurofibromatosis
• Segmental vertebral anomalies
• Seizures benign familial neonatal recessive form
• Seizures mental retardation hair dysplasia

Sel–Seq

• Selective mutism
• Selenium poisoning
• Self-defeating personality disorder
• Selig–Benacerraf–Greene syndrome
• Seminoma
• Semmerkrot–Haraldsson–Weenaes syndrome
• Sener syndrome
• Sengers–Hamel–Otten syndrome
• Senior syndrome
• Senior–Løken syndrome
• Sennetsu fever
• Sensenbrenner syndrome
• Sensorineural hearing loss
• Sensory neuropathy type 1
• Sensory processing disorder
• Sensory neuropathy
• Sensory radicular neuropathy recessive form
• Senter syndrome
• Seow–Najjar syndrome
• Separation anxiety disorder
• Sepsis
• Septic shock
• Septooptic dysplasia digital anomalies
• Septo-optic dysplasia
• Sequeiros–Sack syndrome

Ser–Sez

• Seres–Santamaria–Arimany–Muniz syndrome
• Serum sickness
• Serious digitalis intoxication
• Setleis syndrome
• Severe acute respiratory syndrome (SARS)
• Severe combined immunodeficiency (SCID)
• Severe infantile axonal neuropathy
• Sex chromosome disorders
• Sexual aversion disorder
• Sexually transmitted disease
• Sézary syndrome
• Sézary's lymphoma

Sh

Sha–Shi

• Shapiro syndrome
• Shared psychotic disorder
• Sharma–Kapoor–Ramji syndrome
• Sharp syndrome
• Shaver's disease
• Sheehan syndrome
• Shellfish poisoning

• Shellfish poisoning, amnesic (ASP)
• Shellfish poisoning, diarrheal (DSP)
• Shellfish poisoning, neurotoxic (NSP)
• Shellfish poisoning, paralytic (PSP)

• Shigellosis
• Shingles
• Shith–Filkins syndrome

Sho

• Shock
• Shokeir syndrome

Shor

Short b – Short r

• Short bowel syndrome
• Short broad great toe macrocranium
• Short-chain acyl-CoA dehydrogenase deficiency
• Short limb dwarf lethal Colavita–Kozlowski type
• Short limb dwarf lethal Mcalister–Crane type
• Short limb dwarf oedema iris coloboma
• Short limb dwarfism Al Gazali type
• Short limbs abnormal face congenital heart disease
• Short limbs subluxed knees cleft palate
• Short QT syndrome
• Short rib syndrome Beemer type
• Short rib-polydactyly syndrome

• Short rib-polydactyly syndrome, Beermer type
• Short rib-polydactyly syndrome, Majewski type
• Short rib-polydactyly syndrome, Saldino-Noonan type
• Short rib-polydactyly syndrome, Verma-Naumoff type

• Short ribs craniosynostosis polysyndactyly

Short s

• Short stature abnormal skin pigmentation mental retardation
• Short stature Brussels type
• Short stature contractures hypotonia
• Short stature cranial hyperostosis hepatomegaly
• Short stature deafness neutrophil dysfunction
• Short stature dysmorphic face pelvic scapula dysplasia
• Short stature heart defect craniofacial anomalies
• Short stature hyperkaliemia acidosis
• Short stature locking fingers
• Short stature mental retardation eye anomalies
• Short stature mental retardation eye defects
• Short stature microcephaly heart defect
• Short stature microcephaly seizures deafness
• Short stature monodactylous ectrodactyly cleft palate
• Short stature prognathism short femoral necks
• Short stature Robin sequence cleft mandible hand anomalies clubfoot
• Short stature talipes natal teeth
• Short stature valvular heart disease
• Short stature webbed neck heart disease
• Short stature wormian bones dextrocardia
• Short syndrome

Short t

• Short tarsus absence of lower eyelashes

Shou

• Shoulder and thorax deformity congenital heart disease
• Shoulder girdle defect mental retardation familial

Shp–Shy

• Shprintzen–Golberg craniosynostosis
• Shprintzen syndrome
• Shwachman syndrome
• Shwachman–Bodian–Diamond syndrome
• Shwartzman phenomenon
• Shy–Drager syndrome

Si

Sia–Sim

• Sialadenitis
• Sialidosis type 1 and 3
• Sialidosis
• Sialuria, French type
• Sickle cell anemia
• Sideroblastic anemia, autosomal
• Siderosis
• Siegler–Brewer–Carey syndrome
• Silengo–Lerone–Pelizzo syndrome
• Silent sinus syndrome
• Silicosiderosis
• Silicosis
• Sillence syndrome
• Silver–Russell syndrome
• Silvery hair syndrome
• Simian B virus infection
• Simosa–Penchaszadeh–Bustos syndrome
• Simpson–Golabi–Behmel syndrome

Sin–Six

• Singh–Chhaparwal–Dhanda syndrome
• Single upper central incisor
• Single ventricular heart
• Singleton Merten syndrome
• Sino-auricular heart block
• Sinus cancer
• Sinus histiocytosis
• Sinus node disease and myopia
• Sipple syndrome
• Sirenomelia
• Sitophobia
• Sitosterolemia
• Situs inversus totalis with cystic dysplasia of kidneys and pancreas
• Situs inversus viscerum-cardiopathy
• Situs inversus, X linked
• Sixth nerve palsy

Sj–Sn

• Sjögren–Larsson syndrome
• Sjögren's syndrome
• Skandaitis
• Skeletal dysplasia brachydactyly
• Skeletal dysplasia epilepsy short stature
• Skeletal dysplasia orofacial anomalies
• Skeletal dysplasia San diego type
• Skeletal dysplasias
• Skeleto cardiac syndrome with thrombocytopenia
• Sketetal dysplasia coarse facies mental retardation
• Skin peeling syndrome
• Slavotinek Hurst syndrome
• Sleepwalking disorder
• Sly syndrome
• Small cell lung cancer
• Small intestinal bacterial overgrowth
• Small intestinal fungal overgrowth
• Small uncloven cell lymphoma
• Smallpox
• Smet–Fabry–Fryns syndrome
• Smith–Fineman–Myers syndrome
• Smith–Lemli-Opitz syndrome
• Smith–Martin–Dodd syndrome
• Smith–Magenis syndrome
• Sneddon's syndrome

So

• Sociophobia
• Soft-tissue sarcoma
• Sohval–Soffer syndrome
• Somatization disorder
• Somatostatinoma
• Sommer–Hines syndrome
• Sommer–Rathbun–Battles syndrome
• Sommer–Young–Wee–Frye syndrome
• Sondheimer syndrome
• Sonoda syndrome
• Sorsby's fundus dystrophy
• Sotos syndrome
• Southwestern Athabaskan genetic diseases

Sp

Spa

Spar

• Sparse hair ptosis mental retardation

Spas

Spasm

• Spasmodic dysphonia
• Spasmodic torticollis

Spast

Spasti

Spastic a – Spastic d

• Spastic angina with healthy coronary artery
• Spastic ataxia Charlevoix–Saguenay type
• Spastic diplegia infantile type
• Spastic dysphonia

Spastic p

• Spastic paraparesis deafness
• Spastic paraparesis, infantile
• Spastic paraparesis
• Spastic paraplegia epilepsy mental retardation
• Spastic paraplegia facial cutaneous lesions
• Spastic paraplegia familial autosomal recessive form
• Spastic paraplegia glaucoma precocious puberty
• Spastic paraplegia mental retardation corpus callosum
• Spastic paraplegia nephritis deafness
• Spastic paraplegia neuropathy poikiloderma
• Spastic paraplegia type 1, X-linked
• Spastic paraplegia type 2, X-linked
• Spastic paraplegia type 3, dominant
• Spastic paraplegia type 4, dominant
• Spastic paraplegia type 5A, recessive
• Spastic paraplegia type 5B, recessive
• Spastic paraplegia type 6, dominant
• Spastic paraplegia, familial
• Spastic paresis glaucoma mental retardation
• Spastic quadriplegia retinitis pigmentosa mental retardation
• Spasticity mental retardation
• Spasticity multiple exostoses
• Spatic paraparesis vitiligo premature graying

Spe–Sph

• Specific phobia
• Spellacy gibbs watts syndrome
• Spermatogenesis arrest
• Spherocytosis
• Spherophakia brachymorphia syndrome
• Sphingolipidosis

Spi

Spie

• Spielmeyer–Vogt disease

Spin

Spina–Spine

• Spina bifida
• Spina bifida hypospadias
• Spinal and bulbar muscular atrophy
• Spinal atrophy ophthalmoplegia pyramidal syndrome
• Spinal cord disorder
• Spinal cord injury
• Spinal cord neoplasm
• Spinal dysostosis type Anhalt
• Spinal muscular atrophy
• Spinal muscular atrophy with congenital bone fractures
• Spinal muscular atrophy with lower extremity predominance 1
• Spinal muscular atrophy with lower extremity predominance 2
• Spinal muscular atrophy with pontocerebellar hypoplasia
• Spinal muscular atrophy with progressive myoclonic epilepsy
• Spinal muscular atrophy with respiratory distress type 1
• Spinal shock
• Spine rigid cardiomyopathy

Spino

• Spinocerebellar ataxia (multiple types)
• Spinocerebellar ataxia amyotrophy deafness
• Spinocerebellar ataxia dysmorphism
• Spinocerebellar atrophy type 3
• Spinocerebellar degeneration corneal dystrophy
• Spinocerebellar degenerescence book type

Spir

• Spirochetes disease
• Spirurida infections

Spl

• Spleen neoplasm
• Splenic agenesis syndrome
• Splenic flexure syndrome
• Splenogonadal fusion limb defects micrognatia
• Splenomegaly
• Split hand deformity mandibulofacial dysostosis
• Split hand split foot malformation autosomal reces
• Split hand split foot mandibular hypoplasia
• Split hand split foot-nystagmus syndrome
• Split hand split foot X linked
• Split hand urinary anomalies spina bifida
• Split-hand deformity

Spo

Spon

Spona

• Sponastrime dysplasia

Spond

Spondy

Spondyla–Spondyli

• Spondylarthritis
• Spondylarthropathies
• Spondylarthropathy
• Spondylitis

Spondylo

• Spondylo camptodactyly syndrome
• Spondylo costal dysostosis dandy walker
• Spondylocarpotarsal synostosis
• Spondylocostal dysplasia dominant
• Spondylodysplasia brachyolmia
• Spondyloenchondrodysplasia
• Spondyloepimetaphyseal dysplasia congenita, Iraqi
• Spondyloepimetaphyseal dysplasia, Strudwick type
• Spondyloepimetaphyseal dysplasia joint laxity
• Spondyloepimetaphyseal dysplasia
• Spondyloepiphyseal dysplasia nephrotic syndrome
• Spondyloepiphyseal dysplasia tarda progressive art
• Spondyloepiphyseal dysplasia tarda
• Spondyloepiphyseal dysplasia, congenital type
• Spondyloepiphyseal dysplasia
• Spondylohypoplasia arthrogryposis popliteal pteryg
• Spondylometaphyseal dysplasia, 'corner fracture' t
• Spondylometaphyseal dysplasia, Schmidt type
• Spondylometaphyseal dysplasia, Sedaghatian type
• Spondylometaphyseal dysplasia, X-linked
• Spondylometaphyseal dysplasia
• Spondyloperipheral dysplasia short ulna

Spong–Spont

• Spongiform encephalopathy
• Spongy degeneration of central nervous system
• Spontaneous periodic hypothermia
• Spontaneous pneumothorax familial type

Spor–Spot

• Sporotrichosis
• Spotted fever

Spr

• Spranger schinzel yers syndrome
• Sprengel deformity

Sq–Ss

• Squamous cell carcinoma
• SSADH (succinic semialdehyde dehydrogenase deficiency)
• SSPE (subacute sclerosing panencephalitis)

St

• St. Anthony's fire

Sta–Ste

• Stalker chitayat syndrome
• Stampe sorensen syndrome
• Staphylococcal infection
  • Staphylococcus aureus infection
  • Staphylococcus epidermidis infection
• Staphylococcal scalded skin syndrome
• Stargardt disease
• Steatocystoma multiplex natal teeth
• Steatocystoma multiplex
• Steele–Richardson–Olszewski syndrome, atypical
• Steinfeld syndrome
• Stein–Leventhal syndrome
• Sterility due to immotile flagella
• Stern–Lubinsky–Durrie syndrome
• Sternal cleft
• Sternal cyst vascular anomalies
• Sternal malformation vascular dysplasia association
• Steroid dehydrogenase deficiency dental anomalies
• Stevens–Johnson syndrome

Sti–Sto

• Stickler syndrome

• Stickler syndrome, type 1
• Stickler syndrome, type 2
• Stickler syndrome, type 3

• Stiff person syndrome
• Stiff skin syndrome
• Still's disease
• Stimmler syndrome
• Stimulant psychosis
• Stoelinga–De Koomen–davis syndrome
• Stoll–Alembik–Dott syndrome
• Stoll–Alembik–Finck syndrome
• Stoll–Geraudel–Chauvin syndrome
• Stoll–Kieny–Dott syndrome
• Stoll–Levy–Francfort syndrome
• Stomach cancer, familial
• Stomach cancer
• Stomatitis
• Storage pool platelet disease
• Stormorken–Sjaastad–Langslet syndrome

Str–Stu

• Strabismus
• Stratton–Garcia–Young syndrome
• Stratton–Parker syndrome
• Streeter's dysplasia ( Amniotic band syndrome)
• Streptococcus, Group B
• Strep throat
• Striatonigral degeneration infantile
• Strømme syndrome
• Strongyloidiasis
• Strudwick syndrome
• Strumpell–Lorrain disease
• Strychnine poisoning
• Stuart factor deficiency, congenital
• Stuccokeratosis
• Sturge–Weber syndrome
• Stuve–Wiedemann dysplasia
• Stye
• Stupidity

Su

Sub–Sum

• Subacute cerebellar degeneration
• Subacute sclerosing leucoencephalitis
• Subacute sclerosing panencephalitis
• Subaortic stenosis short stature syndrome
• Subcortical laminar heterotopia
• Subependymal nodular heterotopia
• Subpulmonary stenosis
• Subvalvular aortic stenosis
• Succinate coenzyme Q reductase deficiency of
• Succinic acidemia lactic acidosis congenital
• Succinic acidemia
• Succinic semialdehyde dehydrogenase deficiency
• Succinyl-CoA acetoacetate transferase deficiency
• Sucrase-isomaltase deficiency
• Sucrose intolerance
• Sudden cardiac death
• Sudden infant death syndrome
• Sudden sniffing death syndrome
• Sugarman syndrome
• Sulfatidosis juvenile, Austin type
• Sulfite and xanthine oxydase deficiency
• Sulfite oxidase deficiency
• Summitt syndrome

Sup–Sut

• Superior mesenteric artery syndrome
• Superior oblique myokymia
• Super mesozoic-dysentery complex
• Supranuclear ocular palsy
• Supraumbilical midabdominal raphe and facial cavernous hemangiomas
• Suriphobia
• Susac syndrome
• Sutherland–Haan syndrome
• Sutton disease II
• Sutton disease II

Sw

• Sweeley–Klionsky disease
• Sweet syndrome
• Swimmer's ear
• Swyer James and McLeod Syndrome
• Swyer syndrome
• Sweatalitus disease
• Swine influenza (H1F1)

Sy

Syb–Sym

• Sybert–Smith syndrome
• Sydenham's chorea
• Symmetrical thalamic calcifications
• Symphalangism brachydactyly craniosynostosis
• Symphalangism brachydactyly
• Symphalangism Cushing type
• Symphalangism distal
• Symphalangism familial proximal
• Symphalangism short stature accessory testis
• Symphalangism with multiple anomalies of hands and feet
• Symphalangism, distal, with microdontia, dental pulp stones, and narrowed zygomatic arch

Syn

Sync–Syng

• Syncamptodactyly scoliosis
• Syncopal paroxysmal tachycardia
• Syncopal tachyarythmia
• Syncope
• Syndactyly
  • Syndactyly between 4 and 5
  • Syndactyly cataract mental retardation
  • Syndactyly–Cenani–Lenz type
  • Syndactyly ectodermal dysplasia cleft lip palate hand foot
  • Syndactyly type 1 microcephaly mental retardation
  • Syndactyly type 2
  • Syndactyly type 3
  • Syndactyly type 5
• Syndactyly-polydactyly-ear lobe syndrome
• Syndrome of inappropriate antidiuretic hormone
• Syndrome X
• Synechia
• Synesthesia
• Syngnathia cleft palate
• Syngnathia multiple anomalies

Syno–Synp

• Synostosis of talus and calcaneus short stature
• Synovial cancer
• Synovial osteochondromatosis
• Synovial sarcoma
• Synovialosarcoma
• Synovitis acne pustulosis hyperostosis osteitis
• Synovitis granulomatous uveitis cranial neuropathi
• Synovitis
• Synpolydactyly

Syp–Sys

• Syphilis embryopathy
• Syphilis
• Syringobulbia
• Syringocystadenoma papilliferum
• Syringomas
• Syringomas natal teeth oligodontia
• Syringomelia hyperkeratosis
• Syringomyelia
• Systemic arterio-veinous fistula
• Systemic carnitine deficiency
• Systemic lupus erythematosus
• Systemic mastocytosis
• Systemic necrotizing angeitis
• Systemic sclerosis