Melena
Black, tarry feces due to the presence of undigested blood. Often associated with ulcerative colitis.
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- Adrenocorticotropic Hormone
- Albumin
- Aldosterone
- Amylase
- Angiotensin Converting Enzyme
- Angiotensin I
- Angiotensin II
- Angiotensinogen
- Antidiuretic Hormone
- Arterial Blood Gas
- Bicarbonate
- Bile
- Calciferol
- Calcium
- Carbon Dioxide
- Carbonic Acid
- Chymotrypsin
- Cortisol
- Erythropoietin
- Gastrin
- Glucagon
- Glucose
- Hemoglobin
- Hydrogen Chloride
- Insulin
- Lipase
- Myoglobin
- Oxygen
- Pepsin
- Peptidase
- Potassium
- Renin
- Sodium
- Somatostatin
- Sucrase
- Thyroid Hormone
- Thyroid-Stimulating Hormone
- Trypsin
- Acute Kidney Injury
- Acute Tubular Necrosis
- Addison’s Disease
- Appendicitis
- Asthma
- Benign Prostatic Hyperplasia
- Cholecystitis
- Cholelithiasis
- Chronic Kidney Disease
- Chronic Obstructive Pulmonary Disease
- Crohn's Disease
- Cushing's Disease
- Diabetes Mellitus (Type 1)
- Diabetes Mellitus (Type 2)
- Diabetic Ketoacidosis
- Diverticular Disease
- Gastroesophageal Reflux Disease
- Glomerulonephritis
- Goiter
- Grave’s Disease
- Heart Failure
- Hemolytic Uremic Syndrome
- Hepatic Encephalopathy
- Hiatal Hernia
- Hyperglycemic Hyperosmolar Syndrome
- Inflammatory Bowel Disease
- Intestinal Obstruction
- Nephrolithiasis
- Nephrotic Syndrome
- Pancreatitis
- Paralytic Ileus
- Peptic Ulcer Disease
- Peritonitis
- Pneumonia
- Rhabdomyolysis
- Sepsis
- Ulcerative Colitis
- Urinary Tract Infection
- Vesicoureteral Reflux
- Acidosis
- Alkalosis
- Angina
- Azotemia
- Cholestasis
- Diapedesis
- Diaphoresis
- Diarrhea
- Diuresis
- Dysuria
- Edema
- Emesis
- Enuresis
- Exophthalmos
- Fecalith
- Fistula
- Hematuria
- Hyperlipidemia
- Hypoalbuminemia
- Hypoxia
- Incontinence
- Intussusception
- Ischemia
- Kussmaul Breathing
- Melena
- Necrosis
- Oliguria
- Paresthesia
- Polydipsia
- Polyphagia
- Polyuria
- Proteinuria
- Pyuria
- Syncope
- Tetany
- Volvulus
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