Dyspnea - Chronic obstructive pulmonary disease (COPD)

Dyspnea - Interstitial Lung Disease

Headache - Subarachnoid hemorrhage (SAH)

Headache - Brain Tumor

GI Bleeding - GIB Peptic Ulcer Disease

GI Bleeding - GIB Variceal Bleeding

GI Bleeding - GIB Heyde's Syndrome Angiodysplasia

GI Bleeding - GIB Diverticular Bleeding

GI Bleeding - GIB Hematemesis Mallory-Weiss Tear (MWT)