In each of the following cases, report the appropriate diagnosis code(s) and identify the principal diagnosis code. 1. An 80 y/o male patient is admitted with congestive heart failure and pneumonia. Patient is given IV Lasix and IV antibiotics. 2. Patient presents with syncope. Syncope is due to arrhythmia. 3. Viral gastroenteritis with fever, abdominal pain, nausea, vomiting, diarrhea. 4. A patient with cholecystitis was admitted to the hospital for a cholecystectomy. Prior to surgery, the patient fell and sustained a left femur fracture. The surgery was canceled and a hip pinning was carried out on the second day of the hospital stay. 5. A patient was discharged two days following a hysterectomy. On the second day at home, she strained lifting a small child. She was readmitted with wound dehiscence. 6. A patient is admitted with respiratory failure and a large iatrogenic pneumothorax three days following outpatient thoracentesis for malignant pleural effusion. 7. A patient is treated in an observation unit for 16 hours with an exacerbation of COPD, then admitted as an inpatient for treatment of a pulmonary embolism discovered on chest CT. 8. Patient is admitted following TURP as an outpatient for post- operative bleeding uncontrolled in the PACU. 9. Patient is being observed for 24 hours following lumbar kyphoplasty develops rapid atrial fibrillation requiring admission. 10. A patient is admitted with fever, cough and treated with antibiotics and steroids. The diagnostic statement is COPD exacerbation and pneumonia..