Clinical Trials by Condition: S

SAPHO Syndrome (5)
SCN8A Encephalopathy (1)
SCOT Deficiency (1)
SLC35A2-CDG (2)
ST Elevation Myocardial Infarction (930)
STING-associated Vasculopathy With Onset in Infancy (1)
Sacrococcygeal Teratoma (3)
Sacroiliitis (42)
Saethre-Chotzen Syndrome (40)
Sagittal Sinus Thrombosis (1)
Salivary Calculi (3)
Salivary Gland Calculi (3)
Salivary Gland Diseases (696)
Salivary Gland Neoplasms (154)
Salmonella Infections (78)
Salpingitis (2)
Salter-Harris Fractures (3)
Sandhoff Disease (21)
Sarcoglycanopathies (7)
Sarcoidosis (302)
Sarcoidosis, Pulmonary (63)
Sarcoma (2,400)
Sarcoma Botryoides (3)
Sarcoma, Alveolar Soft Part (49)
Sarcoma, Clear Cell (45)
Sarcoma, Endometrial Stromal (26)
Sarcoma, Ewing (407)
Sarcoma, Kaposi (184)
Sarcoma, Myeloid (13)
Sarcoma, Synovial (127)
Sarcopenia (841)
Scabies (38)
Scalp Dermatoses (20)
Scheie Syndrome (22)
Scheuermann Disease (10)
Schindler Disease Type 1 (1)
Schistosomiasis (77)
Schistosomiasis haematobia (15)
Schistosomiasis japonica (1)
Schistosomiasis mansoni (18)
Schizophrenia (3,736)
Schizophrenia Spectrum and Other Psychotic Disorders (3,642)
Schizophrenia, Catatonic (2)
Schizophrenia, Childhood (9)
Schizophrenia, Disorganized (4)
Schizophrenia, Paranoid (36)
Schizophrenia, Treatment-Resistant (74)
Schizotypal Personality Disorder (18)
Schnitzler Syndrome (10)
Schwannoma (122)
Schwannomatosis (9)
Sciatic Neuropathy (119)
Sciatica (132)
Scimitar Syndrome (6)
Scleredema (2)
Scleredema Adultorum (2)
Scleritis (18)
Scleroderma, Diffuse (571)
Scleroderma, Limited (14)
Scleroderma, Localized (124)
Scleroderma, Systemic (571)
Scleromyxedema (1)
Sclerosing Mesenteritis (1)
Sclerosis (4,253)
Sclerosteosis (26)
Scoliosis (507)
Scorpion Stings (13)
Scotoma (19)
Scott Syndrome (1)
Scrub Typhus (12)
Scurvy (14)
Seasonal Affective Disorder (31)
Sebaceous Gland Diseases (636)
Seckel Syndrome (2)
Secondary Adrenal Insufficiency (45)
Seizures (1,203)
Seizures, Febrile (19)
Self Mutilation (23)
Self-Injurious Behavior (893)
Semantic Dementia (282)
Semicircular Canal Dehiscence (2)
Seminoma (61)
Senior Loken Syndrome (1)
Sensation Disorders (2,531)
Sepiapterin Reductase Deficiency (1)
Sepsis (3,094)
Sepsis-Associated Encephalopathy (16)
Septate Uterus (11)
Septo-Optic Dysplasia (3)
Septo-optic Dysplasia Spectrum (3)
Seroma (104)
Serotonin Syndrome (72)
Serpiginous Choroiditis (2)
Sertoli Cell Tumor (1)
Sertoli-Leydig Cell Tumor (10)
Severe Acute Malnutrition (106)
Severe Acute Respiratory Syndrome (630)
Severe Combined Immunodeficiency (82)
Severe Combined Immunodeficiency, Atypical (1)
Severe Congenital Neutropenia (22)
Severe Dengue (62)
Severe Fever with Thrombocytopenia Syndrome (2)
Sex Chromosome Aberrations (10)
Sex Chromosome Disorders (212)
Sex Cord-Gonadal Stromal Tumors (20)
Sexual Dysfunction, Physiological (741)
Sexual Dysfunctions, Psychological (858)
Sexual Trauma (21)
Sexually Transmitted Diseases (5,483)
Sexually Transmitted Diseases, Bacterial (249)
Sexually Transmitted Diseases, Viral (4,948)
Sezary Syndrome (359)
Shaken Baby Syndrome (8)
Shared Paranoid Disorder (15)
Shashi-Pena Syndrome (1)
Sheldon-Hall Syndrome (2)
Shellfish Hypersensitivity (5)
Shellfish Poisoning (3)
Shigellosis (54)
Shock (2,416)
Shock, Cardiogenic (202)
Shock, Hemorrhagic (69)
Shock, Septic (905)
Shock, Surgical (2)
Shock, Traumatic (13)
Short Bowel Syndrome (135)
Shoulder Dislocation (95)
Shoulder Dystocia (12)
Shoulder Fractures (107)
Shoulder Impingement Syndrome (237)
Shoulder Injuries (933)
Shoulder Pain (592)
Shprintzen-Goldberg Craniosynostosis Syndrome (2)
Shwachman-Diamond Syndrome (17)
Shy-Drager Syndrome (169)
Sialadenitis (8)
Sialic Acid Storage Disease (1)
Sialorrhea (48)
Sick Sinus Syndrome (74)
Sickle Beta Thalassemia (9)
Sickle Cell Anemia (938)
Sickle Cell Trait (49)
Sideroblastic Anemia Pyridoxine-refractory Autosomal Recessive (72)
Siderosis (19)
Sigmoid Diseases (31)
Sigmoid Neoplasms (14)
Signs and Symptoms, Digestive (4,129)
Signs and Symptoms, Respiratory (4,088)
Silicosis (16)
Silver-Russell Syndrome (5)
Single Umbilical Artery (1)
Single Ventricular Heart (96)
Singleton-Merten Syndrome (1)
Sinonasal Undifferentiated Carcinoma (3)
Sinus Cancer (14)
Sinus Thrombosis, Intracranial (18)
Sinusitis (463)
Sitosterolemia (13)
Situs Inversus (42)
Sixth Nerve Palsy (4)
Sjogren's Syndrome (290)
Sjogren-Larsson Syndrome (4)
Skin Abnormalities (446)
Skin Diseases (23,262)
Skin Diseases, Bacterial (324)
Skin Diseases, Eczematous (1,403)
Skin Diseases, Genetic (1,750)
Skin Diseases, Infectious (1,535)
Skin Diseases, Metabolic (172)
Skin Diseases, Papulosquamous (2,289)
Skin Diseases, Parasitic (298)
Skin Diseases, Vascular (1,005)
Skin Diseases, Vesiculobullous (318)
Skin Diseases, Viral (527)
Skin Manifestations (1,271)
Skin Neoplasms (780)
Skin Ulcer (1,519)
Skull Base Neoplasms (20)
Skull Fractures (80)
Skull Neoplasms (38)
Sleep Apnea Syndromes (2,589)
Sleep Apnea, Central (79)
Sleep Apnea, Obstructive (2,016)
Sleep Arousal Disorders (7)
Sleep Bruxism (42)
Sleep Deprivation (272)
Sleep Disorders, Circadian Rhythm (118)
Sleep Disorders, Intrinsic (3,794)
Sleep Initiation and Maintenance Disorders (1,045)
Sleep Paralysis (1)
Sleep Wake Disorders (4,888)
Sleep-Wake Transition Disorders (9)
Sleepiness (355)
Slipped Capital Femoral Epiphyses (19)
Slow Virus Diseases (1,759)
Small Cell Lung Cancer (1,196)
Small Cell Lung Carcinoma (1,196)
Small Fiber Neuropathy (47)
Small Intestinal Adenocarcinoma (52)
Small Intestine Cancer (142)
Smallpox (83)
Smear Layer (3)
Smith-Kingsmore Syndrome (1)
Smith-Lemli-Opitz Syndrome (17)
Smith-Magenis Syndrome (15)
Smoke Inhalation Injury (13)
Smoldering Multiple Myeloma (90)
Smooth Muscle Tumor (2)
Snake Bites (27)
Sneezing (20)
Snoring (121)
Social Communication Disorder (8)
Soft Tissue Infections (106)
Soft Tissue Injuries (70)
Soft Tissue Neoplasms (60)
Soft Tissue Sarcoma (2,400)
Solitary Fibrous Tumor, Pleural (4)
Solitary Fibrous Tumors (75)
Solitary Kidney (3)
Solitary Pulmonary Nodule (74)
Somatoform Disorders (517)
Somatosensory Disorders (235)
Somatostatinoma (35)
Somnambulism (5)
Sotos Syndrome (2)
Space Motion Sickness (4)
Spasm (393)
Spasmodic Dysphonia (39)
Spasms, Infantile (43)
Spastic Ataxia Charlevoix-Saguenay Type (3)
Spastic Diplegia Cerebral Palsy (51)
Spastic Paraparesis (22)
Spastic Paraplegia 11 (4)
Spastic Paraplegia 47 (2)
Spastic Paraplegia 5A (1)
Spastic Paraplegia 7 (1)
Spastic Paraplegia, Hereditary (28)
Specific Antibody Deficiency (3)
Specific Language Disorder (17)
Specific Learning Disorder (13)
Speech Disorders (630)
Speech Sound Disorder (30)
Spermatic Cord Torsion (8)
Spermatocele (3)
Spermatogenesis Arrest (1)
Sphenoid Sinusitis (3)
Spherocytosis, Hereditary (5)
Sphincter of Oddi Dysfunction (10)
Sphingolipidoses (457)
Spider Bites (2)
Spina Bifida (152)
Spina Bifida Cystica (51)
Spina Bifida Occulta (3)
Spinal Cord Compression (45)
Spinal Cord Diseases (3,117)
Spinal Cord Injuries (1,655)
Spinal Cord Ischemia (7)
Spinal Cord Neoplasms (91)
Spinal Cord Vascular Diseases (5)
Spinal Curvatures (585)
Spinal Diseases (2,895)
Spinal Dysraphism (192)
Spinal Fractures (160)
Spinal Injuries (222)
Spinal Muscular Atrophies of Childhood (29)
Spinal Muscular Atrophy (224)
Spinal Muscular Atrophy 1 (21)
Spinal Muscular Atrophy Type 2 (21)
Spinal Muscular Atrophy Type 3 (24)
Spinal Muscular Atrophy Type 4 (4)
Spinal Muscular Atrophy With Respiratory Distress 1 (4)
Spinal Neoplasms (53)
Spinal Osteochondrosis (10)
Spinal Shock (4)
Spinal Stenosis (390)
Spinocerebellar Ataxia 1 (17)
Spinocerebellar Ataxia 10 (5)
Spinocerebellar Ataxia 11 (1)
Spinocerebellar Ataxia 12 (1)
Spinocerebellar Ataxia 13 (1)
Spinocerebellar Ataxia 14 (1)
Spinocerebellar Ataxia 15 (2)
Spinocerebellar Ataxia 17 (2)
Spinocerebellar Ataxia 18 (1)
Spinocerebellar Ataxia 2 (17)
Spinocerebellar Ataxia 20 (1)
Spinocerebellar Ataxia 21 (1)
Spinocerebellar Ataxia 23 (3)
Spinocerebellar Ataxia 25 (1)
Spinocerebellar Ataxia 26 (1)
Spinocerebellar Ataxia 27 (1)
Spinocerebellar Ataxia 28 (1)
Spinocerebellar Ataxia 29 (2)
Spinocerebellar Ataxia 3 (36)
Spinocerebellar Ataxia 30 (1)
Spinocerebellar Ataxia 31 (1)
Spinocerebellar Ataxia 34 (1)
Spinocerebellar Ataxia 35 (1)
Spinocerebellar Ataxia 36 (1)
Spinocerebellar Ataxia 37 (1)
Spinocerebellar Ataxia 38 (2)
Spinocerebellar Ataxia 4 (1)
Spinocerebellar Ataxia 5 (1)
Spinocerebellar Ataxia 7 (8)
Spinocerebellar Ataxia 8 (3)
Spinocerebellar Ataxia Autosomal Recessive 3 (1)
Spinocerebellar Ataxia Autosomal Recessive 7 (3)
Spinocerebellar Ataxia Type 6 (11)
Spinocerebellar Ataxias (214)
Spinocerebellar Degenerations (214)
Spitz Nevus (1)
Splenic Infarction (1)
Splenic Rupture (2)
Splenomegaly (44)
Split Spinal Cord Malformation (1)
Spondylarthritis (1,056)
Spondylarthropathies (919)
Spondylitis (1,056)
Spondylitis, Ankylosing (435)
Spondylolisthesis (228)
Spondylolysis (218)
Spondylosis (313)
Spontaneous Coronary Artery Dissection (19)
Sporotrichosis (3)
Spotted Fever (5)
Spotted Fever Group Rickettsiosis (5)
Sprains and Strains (623)
Sprue, Tropical (9)
Squamous Cell Carcinoma of Head and Neck (1,424)
Squamous Intraepithelial Lesions of the Cervix (51)
Staghorn Calculi (2)
Staphylococcal Infections (311)
Staphylococcal Skin Infections (57)
Staphylococcal Toxic Shock Syndrome (1)
Stargardt Disease (45)
Starvation (22)
Status Asthmaticus (41)
Status Epilepticus (103)
Steatitis (2)
Steatorrhea (16)
Stenosis, Pulmonary Artery (10)
Stenosis, Pulmonary Vein (8)
Stenotrophomonas Maltophilia Infection (4)
Stereotypic Movement Disorder (18)
Steroid Metabolism, Inborn Errors (101)
Stevens-Johnson Syndrome (34)
Stevens-Johnson Syndrome/toxic Epidermal Necrolysis (34)
Stickler Syndrome (4)
Stiff-Person Syndrome (9)
Still's Disease, Adult-Onset (19)
Stillbirth (109)
Stomach Cancer (2,808)
Stomach Diseases (3,153)
Stomach Neoplasms (2,808)
Stomach Ulcer (114)
Stomatitis (405)
Stomatitis, Aphthous (49)
Stomatitis, Denture (17)
Stomatitis, Herpetic (4)
Stomatognathic Diseases (9,282)
Stomatognathic System Abnormalities (472)
Storm Syndrome (6)
Strabismus (190)
Streptococcal Group A Invasive Disease (19)
Streptococcal Infections (619)
Stress Disorders, Post-Traumatic (1,824)
Stress Disorders, Traumatic (2,464)
Stress Disorders, Traumatic, Acute (44)
Stress, Psychological (1,250)
Striae Distensae (45)
Stroke (8,119)
Stroke, Lacunar (17)
Strongyloidiasis (15)
Struma Ovarii (2)
Stupor (3)
Sturge-Weber Syndrome (24)
Stuttering (52)
Subacute Sclerosing Panencephalitis (1)
Subarachnoid Hemorrhage (428)
Subarachnoid Hemorrhage, Traumatic (4)
Subclavian Steal Syndrome (1)
Subcorneal Pustular Dermatosis (2)
Subcortical Band Heterotopia (1)
Subcutaneous Emphysema (123)
Subcutaneous Panniculitis-like T-cell Lymphoma (12)
Subdural Effusion (2)
Subependymal Giant Cell Astrocytoma (50)
Subependymoma (45)
Submandibular Gland Neoplasms (1)
Substance Abuse, Intravenous (31)
Substance Withdrawal Syndrome (169)
Substance-Related Disorders (6,078)
Succinic Semialdehyde Dehydrogenase Deficiency (5)
Sudden Arrhythmia Death Syndrome (1)
Sudden Infant Death (24)
Sudden Infant Death Syndrome (24)
Sudden Sensorineural Hearing Loss (37)
Sudden Unexpected Death in Epilepsy (9)
Suicidal Ideation (420)
Suicide (856)
Suicide Prevention (141)
Suicide, Assisted (9)
Suicide, Attempted (219)
Suicide, Completed (4)
Sulfatidosis (37)
Sulfite Oxidase Deficiency (1)
Sunburn (27)
Sunstroke (16)
Superficial Spreading Melanoma (4)
Superinfection (11)
Superior Limbic Keratoconjunctivitis (3)
Superior Mesenteric Artery Syndrome (2)
Superior Semicircular Canal Dehiscence Syndrome (2)
Superior Vena Cava Syndrome (3)
Suppuration (548)
Supraglottic Laryngeal Cancer (2)
Supranuclear Ocular Palsy (2)
Supranuclear Palsy, Progressive (128)
Supratentorial Neoplasms (172)
Supratentorial Primitive Neuroectodermal Tumor (108)
Supravalvular Aortic Stenosis (19)
Surgical Wound (1,341)
Surgical Wound Dehiscence (36)
Surgical Wound Infection (631)
Susac Syndrome (2)
Sutton Disease 2 (1)
Swayback (44)
Sweat Gland Diseases (289)
Sweat Gland Neoplasms (1)
Sweating, Gustatory (5)
Sweet Syndrome (1)
Sydenham's Chorea (3)
Symptom Flare Up (3)
Syncope (233)
Syncope, Vasovagal (71)
Syndactyly (8)
Syndrome (35,825)
Synkinesis (11)
Synostoses, Tarsal, Carpal, and Digital (1)
Synostosis (46)
Synovial Cyst (4,618)
Synovial Sarcoma (126)
Synovitis (91)
Synovitis, Pigmented Villonodular (18)
Synucleinopathies (3,710)
Syphilis (97)
Syphilis, Congenital (6)
Syringoma (1)
Syringomyelia (14)
Systemic Candidiasis (75)
Systemic Capillary Leak Syndrome (5)
Systemic Inflammatory Response Syndrome (2,590)
Systemic Mastocytosis (47)
Systemic Onset Juvenile Idiopathic Arthritis (58)
Systemic Scleroderma (571)
Systemic Vasculitis (182)
Systolic Murmurs (676)

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