Age
Item
patients >18 years of age
boolean
C0001779 (UMLS CUI [1])
Signs and Symptoms Suggestive of Ischemic stroke | Signs and Symptoms Suggestive of Transient Ischemic Attack
Item
signs and symptoms suggestive of acute ischemic stroke or tia arrival to the emergency department or hospital within 8 hrs of symptom onset or last known normal time
boolean
C0037088 (UMLS CUI [1,1])
C0332299 (UMLS CUI [1,2])
C0948008 (UMLS CUI [1,3])
C0037088 (UMLS CUI [2,1])
C0332299 (UMLS CUI [2,2])
C0007787 (UMLS CUI [2,3])
CT of head | MRI of head | Vascular anomaly Excluded | Hemorrhage Excluded | Neoplasm Excluded | Abscess Excluded
Item
head ct or mri ruling out other pathology such as vascular malformation, hemorrhage, tumor or abscess which would likely be responsible for presenting neurologic symptoms
boolean
C0202691 (UMLS CUI [1])
C0412674 (UMLS CUI [2])
C0158570 (UMLS CUI [3,1])
C0332196 (UMLS CUI [3,2])
C0019080 (UMLS CUI [4,1])
C0332196 (UMLS CUI [4,2])
C0027651 (UMLS CUI [5,1])
C0332196 (UMLS CUI [5,2])
C0000833 (UMLS CUI [6,1])
C0332196 (UMLS CUI [6,2])
Informed Consent Required
Item
consent must be obtained
boolean
C0021430 (UMLS CUI [1,1])
C1514873 (UMLS CUI [1,2])
Central Nervous System Infection | Meningitis | Encephalitis
Item
any central nervous system infection, i.e. meningitis or encephalitis in the past 30 days
boolean
C0007684 (UMLS CUI [1])
C0025289 (UMLS CUI [2])
C0014038 (UMLS CUI [3])
Craniocerebral Trauma | Cerebrovascular accident | Intracranial Hemorrhage
Item
any form of head trauma, stroke or intracranial hemorrhage in the past 30 days
boolean
C0018674 (UMLS CUI [1])
C0038454 (UMLS CUI [2])
C0151699 (UMLS CUI [3])
Malignant neoplasm of brain | Metastatic malignant neoplasm to brain
Item
known primary or metastatic cancer involving the brain
boolean
C0153633 (UMLS CUI [1])
C0220650 (UMLS CUI [2])
Malignant Neoplasms | Cancer treatment | Recurrent Carcinoma | Neoplasm Metastasis
Item
active cancer defined as a diagnosis of cancer, within 6 months before enrollment, any treatment for cancer within the previous 6 months, or recurrent or metastatic cancer.
boolean
C0006826 (UMLS CUI [1])
C0920425 (UMLS CUI [2])
C0549379 (UMLS CUI [3])
C0027627 (UMLS CUI [4])
Autoimmune Diseases | Lupus Erythematosus | Rheumatoid Arthritis | Crohn Disease | Ulcerative Colitis
Item
autoimmune diseases: such as lupus, rheumatoid arthritis, crohn's disease, ulcerative colitis
boolean
C0004364 (UMLS CUI [1])
C0409974 (UMLS CUI [2])
C0003873 (UMLS CUI [3])
C0010346 (UMLS CUI [4])
C0009324 (UMLS CUI [5])
Communicable Diseases | HIV Infection | AIDS | Hepatitis C
Item
active infectious diseases (eg. hiv/aids, hepatitis c)
boolean
C0009450 (UMLS CUI [1])
C0019693 (UMLS CUI [2])
C0001175 (UMLS CUI [3])
C0019196 (UMLS CUI [4])
Medical condition Preventing Informed Consent
Item
any underlying medical condition which in the opinion of the investigator would prohibit the patient from providing informed consent
boolean
C3843040 (UMLS CUI [1,1])
C1292733 (UMLS CUI [1,2])
C0021430 (UMLS CUI [1,3])
Major surgery
Item
major surgery within three months prior to the index event
boolean
C0679637 (UMLS CUI [1])