What Is Lactose Intolerance? Lactose intolerance is a well known symptom of carbohydrate malabsorption characterized by inability to properly digest lactose, the sugar in milk, due to low lactase digesting activity in the small intestine. Lactase is an enzyme produced ...
Read More »Edema of the Small Intestine
What Is Small Intestinal Edema? Small intestinal edema is characterized by fluid accumulation within the intestinal mucosa so that the intestinal wall appears thick and swollen. Intestinal edema hampers peristalsis that can result in pain and gas build-up. Peristalsis is ...
Read More »Carbohydrate Malabsorption
What Is Carbohydrate Malabsorption? Carbohydrate malabsorption is a digestive disorder characterized by the inability to properly digest and absorb carbohydrates within the small intestine to supply needed energy to the body. Q: What carbohydrates should be normally digested and absorbed? A: In normal ...
Read More »Abdominal Pain, Chronic or Recurrent
What Is Chronic Or Recurrent Abdominal Pain? Abdominal pain is characterized by pain anywhere in the abdominal cavity between the chest and groin. This region is often referred to as the belly. Abdominal pain, or bellyache, indicates that something is ...
Read More »Abdominal Distention, Chronic (Bloating)
What Is Chronic Abdominal Distention? Abdominal distention, or bloating, is characterized by enlargement in normal size of abdomen not due to fatty tissue. Q: Why does the abdomen enlarge? A: The abdomen enlarges because the bowel is dysfunctional. Loops of ...
Read More »Oral Mucosal Lesions, Chronic (Mouth Soreness)
What Are Chronic Oral Mucosal Lesions? Chronic lesions of the oral mucosa are disorders of the mouth that are characterized by soreness and sores of the soft mucosal lining of the mouth. What Are Chronic Oral Mucosal Lesions In Celiac ...
Read More »Bleeding / Swollen Gums
What Are Bleeding / Swollen Gums? Bleeding and/or swollen gums is an inflammatory disorder characterized by changes in gum integrity that may result in tooth loss. Sponginess of the gum (swelling) indicates inflammation, called gingivitis. Q: What causes gingivitis? A: Gingivitis that ...
Read More »Cheilosis (Cracks in corners of mouth)
What Is Cheilosis? Cheilosis is a painful feature of nutritional deficiencies, especially riboflavin and/or pyridoxine deficiency, and less frequently, from vitamin B12, folic acid, and iron. It is characterized by redness of the lips with cracking and weeping in the ...
Read More »Aphthous Ulcers (Canker Sores)
What Are Aphthous Ulcers? Aphthous ulcers, also called canker sores, are a chronic disorder of soft mouth tissue characterized by small, painful purpuric, papular, or erosive lesions that are often surrounded by erythematous (red) margins.1 Q: What soft mouth tissues develop ...
Read More »Anorexia or Loss of Appetite
What Is Anorexia? Anorexia or loss of appetite is a reduced desire to eat which can cause unintentional weight loss. Anorexia is a feature of many disorders caused by malutrition such as celiac disease and aging or gastrointestinal problems such ...
Read More »Cachexia
What Is Cachexia? Cachexia is a state of ill health involving deteriorating body composition that is characterized by general malnutrition and loss of lean tissue such as muscle. Q: What are typical findings in cachexia? A: Arm muscle triceps (the ...
Read More »Bruising, Easy (Ecchymosis)
What Is Easy Bruising? Ecchymosis, or easy bruising, is a feature of impaired secondary hemostasis (blood clotting) characterized by subcutaneous bleeding (under the skin) in response to light trauma. Q: What causes easy bruising? A: Easy bruising is the direct ...
Read More »Macrolipasemia
What Is Macrolipasemia? Macrolipasemia is a rare enzyme disorder characterized by altered molecules of lipase, a pancreatic enzyme needed to digest fats, that are abnormally bound with serum antibody proteins. These antibodies are commonly immunoglobulin G (IgG) and/or less likely immunoglobulin A ...
Read More »Macrocytosis
What Is Macrocytosis? Macrocytosis is a blood cell disorder characterized by altered blood cell formation that results in abnormally large erythrocytes (red blood cells) circulating in the bloodstream. The mean corpuscular volume (MCV), which is a measure of the size of ...
Read More »Macroamylasemia
What Is Macroamylasemia? Macroamylasemia is an acquired enzyme disorder that causes elevated levels of the enzyme amylase (hyperamylasaemia) in the bloodstream. It is characterized by altered amylase molecules that have become abnormally bound with plasma proteins in the bloodstream, commonly ...
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