Paracentesis, Arthrocentesis, Point of care ultrasound, Dysphagia, Obesity, High blood cholesterol, Hypothyroidism, Pre...diabetes, Celiac disease, Irritable bowel syndrome, Gastroesophageal reflux disease, Deep vein thrombosis, Heart failure, High blood pressure, COPD, Coronavirus disease 2019, Chest pain, Syncope, Asthma, Headache, Diabetic hyperglycemia, Respiratory infection, Vitamin B-12 deficiency, Vitamin D deficiency, Iron deficiency, Dyspnea on exertion