44. Renal Artery Stenosis
Renal artery stenosis, 440.1 I. Definition A. Sometimes referred to as ischemic nephropathy; defined as narrowing of the renal arteries B. Progressive disease in which vascular supply is interrupted and…
41. Urinary Tract Infections
Urinary tract infection, 599.0 I. Definition Presence of microorganisms in the urine that have the potential to invade tissues of the urinary tract and adjacent structures, such as the bladder,…
40. Gastrointestinal Bleeding
Esophageal varices, 456.1 Lower gastrointestinal bleeding, 578.9 Upper gastrointestinal bleeding, 578.9 ESOPHAGEAL VARICES I. Definition A. Dilated submucosal veins that may develop in patients with underlying portal hypertension that can…
39. Anatomic Intestinal Disorders
Mesenteric ischemia, 557.9 Small-Bowel Obstruction, 560.9 SMALL-BOWEL OBSTRUCTION I. Definition A. Blockage of the lumen of the intestine that prevents normal functioning and results in distention and tremendous losses of…
15. Heart Failure
Heart failure, 428.9 I. Definition/general comments. A. Heart failure (HF) is a syndrome, rather than a disease, caused by a variety of pathophysiologic processes in which the heart is unable…
37. Biliary Dysfunction
Acute pancreatitis, 577.0 Cholecystitis, 575.10 CHOLECYSTITIS I. Definition Inflammation of the gallbladder, acute or chronic, associated with gallstones (cholelithiasis) in more than 90% of cases II. Etiology/contributing factors/risk factors A….
38. Inflammatory Gastrointestinal Disorders
Appendicitis, 541 Diverticulitis, 562.11 Peritonitis, 567.9 Ulcerative colitis, 556.9 DIVERTICULITIS I. Definition A. Inflammation or localized perforation of diverticulum with abscess formation B. Occurs annually in approximately 5% of patients…
35. Peptic Ulcer Disease
Gastroesophageal reflux disease, 530.81 Peptic ulcer disease, 533.9 PEPTIC ULCER DISEASE (PUD) I. Definition A. A gastrointestinal ulcer is a loss of enteric surface epithelium that extends deeply enough to…
36. Liver Disease
Hepatic failure, 572.8 Hepatitis, 573.3 HEPATITIS I. Definition A. Hepatitis refers to an inflammation of the liver that can be caused by many drugs and toxic agents, as well as…
34. Mechanical Ventilatory Support
INDICATIONS FOR MECHANICAL VENTILATION I. Inadequate intrinsic respiratory capacity to prevent or compensate for severe hypoxia and/or hypercarbia due to the following: A. Neuromuscular (NM) depression or failure 1. Drugs…
