Test and Procedures Ambulatory Blood Pressure Monitoring Blood and Specimen Collection Bone Marrow Biopsies Breathing Function Lab Bronchoscopy (visual of inside of airways) Cystoscopy (visual of urinary bladder) ECG (record of cardiac activity) Endoscopy (visual examination of a bodily canal or hollow organ) Holter monitoring Medical Imaging Neuro Electrodiagnostics (assessment of brain and nervous system – EEG) Pathology Spirometry (a simple breathing test)