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S

  1. Sacral dimple
  2. Sacroiliitis
  3. SAD (See: Seasonal affective disorder (SAD))
  4. Salivary gland cancer
  5. Salmonella infection
  6. Sarcoidosis
  7. Sarcoma
  8. Sarcoma, bone cancer (See: Bone cancer)
  9. Sarcoma, soft tissue (See: Soft tissue sarcoma)
  10. Scabies
  11. SCAD (See: Spontaneous coronary artery dissection (SCAD))
  12. Scalded mouth syndrome (See: Burning mouth syndrome)
  13. Scarlatina (See: Scarlet fever)
  14. Scarlet fever
  15. Schizoaffective disorder
  16. Schizoid personality disorder
  17. Schizophrenia
  18. Schizophrenia, adolescent (See: Childhood schizophrenia)
  19. Schizophrenia, childhood (See: Childhood schizophrenia)
  20. Schizophrenia, juvenile (See: Childhood schizophrenia)
  21. Schizotypal personality disorder
  22. Sciatica
  23. Scleroderma
  24. Scleroderma, limited (See: Limited scleroderma)
  25. Sclerosing cholangitis (See: Primary sclerosing cholangitis)
  26. Sclerosing mesenteritis
  27. Sclerosis, amyotrophic lateral (See: Amyotrophic lateral sclerosis)
  28. Sclerosis, multiple (See: Multiple sclerosis)
  29. Sclerosis, systemic (See: Scleroderma)
  30. Scoliosis
  31. Scorpion sting
  32. Scrotal masses
  33. Seasonal affective disorder (SAD)
  34. Seasonal allergy (See: Hay fever)
  35. Sebaceous cysts (See: Epidermoid (sebaceous) cysts)
  36. Seborrheic dermatitis
  37. Seborrheic keratosis
  38. Secondary hypertension
  39. Seizure disorder (See: Epilepsy)
  40. Seizure, absence (See: Absence seizure)
  41. Seizure, febrile (See: Febrile seizure)
  42. Seizure, grand mal (See: Grand mal seizure)
  43. Seizure, petit mal (See: Absence seizure)
  44. Seizure, temporal lobe (See: Temporal lobe seizure)
  45. Selective IgA deficiency
  46. Self-injury/cutting
  47. Separated shoulder
  48. Separation anxiety
  49. Sepsis
  50. Septal defect, atrial (See: Atrial septal defect)
  51. Septal defect, atrioventricular (See: Atrioventricular canal defect)
  52. Septal defect, ventricular (See: Ventricular septal defect)
  53. Septic arthritis
  54. Serotonin syndrome
  55. Severe acute respiratory syndrome (See: Severe acute respiratory syndrome (SARS))
  56. Severe acute respiratory syndrome (SARS)
  57. Severe brain injury, coma (See: Coma)
  58. Sex headaches
  59. Sexual dysfunction, female (See: Female sexual dysfunction)
  60. Sexual obsession (See: Compulsive sexual behavior)
  61. Sexually transmitted diseases
  62. Shaken baby syndrome
  63. Sheehan's syndrome
  64. Shellfish allergy
  65. Shigella infection
  66. Shin splints
  67. Shingles
  68. Short bowel syndrome
  69. Short stature (See: Dwarfism)
  70. Shoulder dislocation (See: Dislocated shoulder)
  71. Shoulder separation (See: Separated shoulder)
  72. Sick sinus syndrome
  73. Sickle cell anemia
  74. SIDS (See: Sudden infant death syndrome (SIDS))
  75. Sin Nombre virus infection (See: Hantavirus pulmonary syndrome)
  76. Sinus headache (See: Sinus headaches)
  77. Sinus headaches
  78. Sinusitis, acute (See: Acute sinusitis)
  79. Sinusitis, chronic (See: Chronic sinusitis)
  80. Sjogren's syndrome
  81. Skin cancer
  82. Skin cancer, melanoma (See: Melanoma)
  83. Skin, dry (See: Dry skin)
  84. Skin, itchy (See: Itchy skin (pruritus))
  85. Skipped heartbeats (See: Heart palpitations)
  86. Slapped cheek disease (See: Parvovirus infection)
  87. Sleep apnea
  88. Sleep apnea, central
  89. Sleep apnea, obstructive
  90. Sleep disorders
  91. Sleep terrors (See: Sleep terrors (night terrors))
  92. Sleep terrors (night terrors)
  93. Sleepiness, daytime (See: Narcolepsy)
  94. Sleeplessness (See: Insomnia)
  95. Sleep-related eating disorder
  96. Sleepwalking
  97. Slipped disk (See: Herniated disk)
  98. Small bowel cancer
  99. Small bowel prolapse (enterocele)
  100. Small vessel disease
  101. Smallpox
  102. Smoking (See: Nicotine dependence)
  103. Snoring
  104. Social anxiety disorder
  105. Social anxiety disorder (social phobia) (See: Social anxiety disorder)
  106. Sociopathic personality (See: Antisocial personality disorder)
  107. Soft palate cancer
  108. Soft tissue sarcoma
  109. Solar keratosis (See: Actinic keratosis)
  110. Solar lentigines (See: Age spots (liver spots))
  111. Solitary fibrous tumor
  112. Solitary rectal ulcer syndrome
  113. Somatic symptom disorder
  114. Somnambulism (See: Sleepwalking)
  115. Sore throat
  116. Soy allergy
  117. Spasmodic torticollis (See: Cervical dystonia)
  118. Specific phobias
  119. Specific reading disability (See: Dyslexia)
  120. Spermatocele
  121. Spider bites
  122. Spina bifida
  123. Spinal cord injury
  124. Spinal cord tumor
  125. Spinal curvature (See: Scoliosis)
  126. Spinal headaches
  127. Spinal stenosis
  128. Splenomegaly (See: Enlarged spleen (splenomegaly))
  129. Spondylitis (See: Ankylosing spondylitis)
  130. Spondylosis, cervical (See: Cervical spondylosis)
  131. Spontaneous coronary artery dissection (SCAD)
  132. Sprained ankle
  133. Sprains and strains
  134. Sprue, celiac (See: Celiac disease)
  135. Squamous cell carcinoma of the skin
  136. Stable angina (See: Angina)
  137. Stage 4 prostate cancer
  138. Stagnant syndrome (See: Blind loop syndrome)
  139. Stammering (See: Stuttering)
  140. Staph infections
  141. Statis syndrome (See: Blind loop syndrome)
  142. STDs (See: Sexually transmitted diseases)
  143. Steele-Richardson-Olszewski syndrome (See: Progressive supranuclear palsy)
  144. Stein-Leventhal syndrome (See: Polycystic ovary syndrome (PCOS))
  145. Stenosing tenosynovitis (See: Trigger finger)
  146. Stenosis, aortic valve (See: Aortic valve stenosis)
  147. Stenosis, mitral valve (See: Mitral valve stenosis)
  148. Stenosis, pulmonary valve (See: Pulmonary valve stenosis)
  149. Stenosis, pyloric (See: Pyloric stenosis)
  150. Stenosis, spinal (See: Spinal stenosis)
  151. Stevens-Johnson syndrome
  152. Stickler syndrome
  153. Still's disease (See: Juvenile rheumatoid arthritis)
  154. Stings, bee (See: Bee sting)
  155. Stings, jellyfish (See: Jellyfish stings)
  156. Stings, scorpion (See: Scorpion sting)
  157. Stomach cancer
  158. Stomach flu (See: Viral gastroenteritis)
  159. Stomach pain, nonulcer (See: Nonulcer stomach pain)
  160. Stomach polyps
  161. Stomach ulcer (See: Peptic ulcer)
  162. Stomatodynia (See: Burning mouth syndrome)
  163. Stones, kidney (See: Kidney stones)
  164. Stool holding (See: Encopresis)
  165. Strains and sprains (See: Sprains and strains)
  166. Strep throat
  167. Stress cardiomyopathy (See: Broken heart syndrome)
  168. Stress fractures
  169. Stress incontinence
  170. Stretch marks
  171. Stroke
  172. Stump pain (See: Phantom pain)
  173. Stuttering
  174. Sty
  175. Subarachnoid hemorrhage
  176. Subconjunctival hemorrhage (broken blood vessel in eye)
  177. Subdural hematoma (See: Intracranial hematoma)
  178. Subfertility (See: Infertility)
  179. Sudden cardiac arrest
  180. Sudden infant death syndrome (SIDS)
  181. Suicide (See: Suicide and suicidal thoughts)
  182. Suicide and suicidal thoughts
  183. Suicide and suicidal thoughts (See: Suicide and suicidal thoughts)
  184. Sun allergy
  185. Sun poisoning (See: Polymorphous light eruption)
  186. Sunburn
  187. Sunken chest (See: Pectus excavatum)
  188. Supraventricular tachycardia
  189. SVT (See: Supraventricular tachycardia)
  190. Swallowing difficulties (See: Dysphagia)
  191. Sweating and body odor
  192. Sweating, excessive (See: Hyperhidrosis)
  193. Sweet's syndrome
  194. Swimmer's ear
  195. Swimmer's itch
  196. Swine flu (H1N1 flu)
  197. Swollen knee
  198. Swollen lymph nodes
  199. Syncope, vasovagal (See: Vasovagal syncope)
  200. Syndrome X (See: Metabolic syndrome)
  201. Synostosis (See: Craniosynostosis)
  202. Syphilis
  203. Syringomyelia
  204. Systemic capillary leak syndrome
  205. Systemic mastocytosis
  206. Systemic sclerosis (See: Scleroderma)
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