Absolute:
Active bleeding
Severe bleeding diathesis or platelet count <20K
Neurosurgery, ocular surgery, or intracranial bleeding in the last 10 days
Relative:
Mild-to-moderate bleeding diathesis or thrombocytopenia
Brain metastases
Recent major trauma
Major abdominal surgery within the past 2 days
GI or GU bleeding within the past 14 days
Endocarditis
Severe hypertension (>200/120mmHg) at presentation
Active bleeding
Severe bleeding diathesis or platelet count <20K
Neurosurgery, ocular surgery, or intracranial bleeding in the last 10 days
Mild-to-moderate bleeding diathesis or thrombocytopenia
Brain metastases
Recent major trauma
Major abdominal surgery within the past 2 days
GI or GU bleeding within the past 14 days
Endocarditis
Severe hypertension (>200/120mmHg) at presentation
Anticoagulants
Antiplatelet medications
Thrombolytics
Antiarrhythmics
Anti-platelet agent reversal
Nonsteroidal anti-inflammatory drugs
Hemostatic agents
Antivirals