Index of suspicion.
D015746:Abdominal Pain / Q000000981:diagnostic imaging; D000293:Adolescent; D001064:Appendicitis / Q000150:complications* / Q000175:diagnosis*; D002494:Central Nervous System Infections / Q000175:diagnosis / Q000209:etiology*; D002637:Chest Pain; D002648:Child; D002675:Child, Preschool; D003276:Contraceptives, Oral / Q000009:adverse effects*; D005260:Female; D006463:Hemolytic-Uremic Syndrome / Q000175:diagnosis* / Q000209:etiology; D006801:Humans; D007416:Intestinal Perforation / Q000150:complications* / Q000175:diagnosis; D008297:Male; D011008:Pneumococcal Infections / Q000150:complications* / Q000628:therapy; D011379:Prognosis; D011655:Pulmonary Embolism / Q000175:diagnosis* / Q000209:etiology; D012422:Rupture, Spontaneous; D018805:Sepsis / Q000150:complications* / Q000175:diagnosis; D014057:Tomography, X-Ray Computed; D014692:Ventilation-Perfusion Ratio
D003276:Contraceptives, Oral