- Sacroiliitis - 16 Studies
- Salivary Gland Diseases - 20 Studies
- Salivary Gland Neoplasms - 20 Studies
- Salmonella Food Poisoning - 4 Studies
- Salmonella Infections - 20 Studies
- Salpingitis - 2 Studies
- Sandhoff Disease - 14 Studies
- SAPHO Syndrome - 3 Studies
- Sarcoglycanopathies - 3 Studies
- Sarcoidosis - 24 Studies
- Sarcoidosis, Pulmonary - 22 Studies
- Sarcoma Botryoides - 2 Studies
- Sarcoma, Alveolar Soft Part - 20 Studies
- Sarcoma, Clear Cell - 20 Studies
- Sarcoma, Endometrial Stromal - 20 Studies
- Sarcoma, Ewing - 20 Studies
- Sarcoma, Kaposi - 20 Studies
- Sarcoma, Myeloid - 7 Studies
- Sarcoma, Synovial - 20 Studies
- Sarcopenia - 41 Studies
- Scabies - 15 Studies
- Scheie Syndrome - 17 Studies
- Schistosomiasis - 20 Studies
- Schistosomiasis haematobia - 11 Studies
- Schistosomiasis mansoni - 13 Studies
- Schizophrenia, Catatonic - 2 Studies
- Schizophrenia, Childhood - 7 Studies
- Schizophrenia, Disorganized - 4 Studies
- Schizophrenia, Paranoid - 20 Studies
- Schizotypal Personality Disorder - 17 Studies
- Schnitzler Syndrome - 8 Studies
- Schwannomatosis - 4 Studies
- Sciatic Neuropathy - 20 Studies
- Sciatica - 20 Studies
- Scleritis - 13 Studies
- Scleroderma, Diffuse - 20 Studies
- Scleroderma, Limited - 8 Studies
- Scleroderma, Localized - 20 Studies
- Scleroderma, Systemic - 20 Studies
- Scoliosis - 25 Studies
- Scorpion Stings - 8 Studies
- Scotoma - 11 Studies
- Scrub Typhus - 8 Studies
- Scurvy - 4 Studies
- Seasonal Affective Disorder - 18 Studies
- Sebaceous Gland Diseases - 19 Studies
- Secondary Adrenal Insufficiency - 20 Studies
- Seizures - 21 Studies
- Seizures, Febrile - 8 Studies
- Self Mutilation - 9 Studies
- Self-Injurious Behavior - 22 Studies
- Semantic Dementia - 20 Studies
- Seminoma - 20 Studies
- Sepsis-Associated Encephalopathy - 5 Studies
- Septo-Optic Dysplasia - 3 Studies
- Septo-optic Dysplasia Spectrum - 3 Studies
- Seroma - 22 Studies
- Serotonin Syndrome - 20 Studies
- Serpiginous Choroiditis - 2 Studies
- Sertoli-Leydig Cell Tumor - 8 Studies
- Severe Acute Malnutrition - 21 Studies
- Severe Acute Respiratory Syndrome - 19 Studies
- Severe Combined Immunodeficiency - 20 Studies
- Severe Dengue - 20 Studies
- Sex Chromosome Aberrations - 11 Studies
- Sex Chromosome Disorders of Sex Development - 20 Studies
- Sex Cord-Gonadal Stromal Tumors - 12 Studies
- Sexual Dysfunction, Physiological - 20 Studies
- Sexual Dysfunctions, Psychological - 20 Studies
- Sexually Transmitted Diseases, Bacterial - 20 Studies
- Sezary Syndrome - 21 Studies
- Shaken Baby Syndrome - 6 Studies
- Shared Paranoid Disorder - 8 Studies
- Shigellosis - 21 Studies
- Shock, Cardiogenic - 21 Studies
- Shock, Hemorrhagic - 20 Studies
- Shock, Septic - 21 Studies
- Shock, Traumatic - 9 Studies
- Short Bowel Syndrome - 22 Studies
- Shoulder Dislocation - 22 Studies
- Shoulder Fractures - 20 Studies
- Shoulder Impingement Syndrome - 22 Studies
- Shoulder Pain - 25 Studies
- Shwachman-Diamond Syndrome - 13 Studies
- Shy-Drager Syndrome - 20 Studies
- Sialadenitis - 6 Studies
- Sialorrhea - 20 Studies
- Sick Sinus Syndrome - 20 Studies
- Sickle Beta Thalassemia - 13 Studies
- Sickle Cell Anemia - 20 Studies
- Sickle Cell Trait - 11 Studies
- Sideroblastic Anemia Pyridoxine-refractory Autosomal Recessive - 20 Studies
- Siderosis - 13 Studies
- Sigmoid Diseases - 13 Studies
- Sigmoid Neoplasms - 6 Studies
- Silicosis - 10 Studies
- Silver-Russell Syndrome - 3 Studies
- Single Ventricular Heart - 20 Studies
- Sinus Cancer - 6 Studies
- Sinus Thrombosis, Intracranial - 3 Studies