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Cardiomegaly

Cardiomegaly-Heart-frontWhat Is Cardiomegaly?

Cardiomegaly is a non-inflammatory disorder of the myocardium (heart muscle) causing the heart to enlarge.

Q: What happens when the heart enlarges?

A:The heart enlarges because excessive growth of muscle tissue (hypertrophy) thickens the heart walls which in turn reduces the size of the lower chambers (ventricles) and impairs the filling of the heart chambers with blood. In consequence, the heartbeat quickens.

Also, the enlarging heart encroaches on lung space which impairs their ability to expand with inspiration of air.

Cardiomegaly can result in heart failure because of inability to pump sufficient blood for the needs of the body and ventricular arrhythmias (irregular or missed beats) that can stop the heart. An echocardiogram, which is a test that uses sound waves to produce a picture of the heart, is used to detect and diagnose cardiomegaly.

What Is Cardiomegaly In Celiac Disease and/or Gluten Sensitivity?

Multiple Gastric Ulcerations 

Multiple Gastric Ulcerations. Courtesy Dr. Krum.
Multiple Gastric Ulcerations. Courtesy Dr. Krum.

What Are Multiple Gastric Ulcerations?

Multiple gastric ulcerations denote a stomach disorder that involves damage to the superficial mucosa characterized by many sores of the stomach antrum that are marked by inflammation, necrosis (death of the affected cells) and sloughing of destroyed tissue.

Q: Where is the stomach antrum?

A: The antrum is the lower region of the stomach before the pylorus which is nearest the duodenum (first part of the small intestine). The stomach and duodenum are separated by the powerful pyloric sphincter.

The stomach antrum propels food in the stomach against the pylorus which resists passage of food until it is turned into chyme. Chyme is highly acidic liquified food that has been thoroughly mixed with stomach juices.

Gastric ulcerations are typically associated with widespread gastritis (inflammation), inflammatory involvement of acid producing cells, and atrophy of acid and pepsin producing cells.1

The primary causes of gastric ulcerations are H. pylori infection, use of Aspirin and non-steroidal drugs (NSAIDS), and stress.1

What Are Multiple Gastric Ulcerations In Celiac Disease and/or Gluten Sensitivity?

Sources:
  1. Kathleen Mahan and Sylvia Escott-Stump, ed. Krause’s Food, Nutrition & Diet Therapy, 10th Edition. Philadelphia, PA. USA: W.B. Saunders Company, 2000. [] []

Volvulus

Small Bowel Volvulus, Courtesy  African Journal of Pediatric Surgery.
Small Bowel Volvulus Caused the  Enlarged Dark Loops. Courtesy African Journal of Pediatric Surgery.

What Is Volvulus?

Volvulus is twisting of a loop(s) of bowel onto itself which effectively closes it thus preventing digested matter from passing and causing engorgement of the closed loop with gas and fluid.

Q: How does the bowel get untwisted?

A: This condition usually necessitates surgical correction although some do return to their proper position.

The danger is that there may develop necrosis of the twisted loop(s) in which case, if left untreated, death will ensue.

What Is Volvulus In Celiac Disease and/or Gluten Sensitivity?

Anorexia or Loss of Appetite

anorexia nervosa celiac disease gluten symptomWhat 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 as chronic gastroenteritis, and dysgeusia (loss of taste).

Q: Are there other conditions that cause anorexia?

A: Other underlying problem include medication side effects, infection, chronic pain, depression, grief, dehydration, hormonal dysfunction such as thyroid disease, primary hyperparathyroidism, or Addison’s disease, autoimmune mechanisms such as sarcoidosis,  and cancer growth.

What Is Anorexia In Celiac Disease and/or Gluten Sensitivity?

Gastritis, Collagenous

Microscopic View of Gastric  Biopsy Showing a Collagen Band Under the Surface Mucosal Cells. Courtesy Gastrolab.com
Microscopic View of Gastric Biopsy Showing a Collagen Band Stained Pink Under the Surface Mucosal Cells. Courtesy Gastrolab.com

What Is Collagenous Gastritis?

Collagenous gastritis is a rarely reported stomach disorder characterized by the deposition of a subepithelial collagen band and accompanying inflammatory infiltrate in the stomach wall.

A subepithelial collagen band means that collagen, a tough fibrous protein, has abnormally accumulated under the surface layer of epithelial cells which form the mucosa lining the stomach.

The surface mucosa may remain intact and not show lymphocytosis and/or gastritis on endoscopic examination or it may become stripped off and bleed from entrapped capillaries. Biopsy is necessary to diagnose collagenous gastritis.1

Q: Why does collagen become deposited under the surface lining of the stomach?

A: It is thought that collagen deposition is preceded by inflammation and tissue damage. However, the natural history and pathogenesis of collagenous gastritis remain unclear.2

What Is Collagenous Gastritis In Celiac Disease and/or Gluten Sensitivity?

Sources:
  1. Jain R, Chetty R. Collagenous gastritis. Int J Surg Pathol. 2010 Dec;18(6):534-6. doi: 10.1177/1066896908329588. Epub 2008 Dec 22. []
  2. Leung ST, Chandan VS, Murray JA, Wu TT. Collagenous gastritis: histopathologic features and association with other gastrointestinal diseases. Am J Surg Pathol. 2009 May;33(5):788-98. doi: 10.1097/PAS.0b013e318196a67f. []

Macrocytosis

Comparison of normoblast and megaloblastWhat 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 red blood cells in the bloodstream, is greater than 100 fL as shown in a complete blood count (CBC) laboratory analysis report.

Macrocytosis produces macrocytic anemias that are classified as megaloblastic or non-megaloblastic:

  1. Megaloblastic anemias result from disorders of DNA synthesis of red blood cell precursors (megaloblasts) in bone marrow due to B vitamin deficiency demonstrated by macro-ovalocytes and hypersegmented neutrophils.1
  2. Non-megaloblastic anemias are or those caused primarily by alcoholism, liver disease and hypothyroidism.2

What Is Macrocytosis In Celiac Disease and/or Gluten Sensitivity?

Sources:
  1. Kaferle J, Strzoda CE.Evaluation of macrocytosis. Am Fam Physician. 2009 Feb 1;79(3):203-8. []
  2. Davenport J. Macrocytic anemia. Am Fam Physician. 1996 Jan;53(1):155-62. []

Liver Enzymes, Elevated (Hypertransaminasemia)

Hepatitis-C-Healthy-Liver-and-Inflammation-of-Liver

What Are Elevated Liver Enzymes?

Hypertransaminasemia is a chronic condition of elevated blood liver transaminase enzymes, commonly called “liver enzymes,” that signifies hepatocellular (liver) injury.

Q: What are serum transaminases?

A: Transaminases are the liver enzymes ALT and AST. ALT is the abbreviation for alanine aminotransferase enzyme and AST is the abbreviation for aspartate aminotransferase enzyme.

Transaminases are commonly measured in routine blood tests to determine liver function. Elevated ALT and AST transaminases  indicate inflammation of the liver. Other specific tests must follow to determine the cause of inflammation.

What Is Hypertransaminasemia In Celiac Disease and/or Gluten Sensitivity?

Increased Appetite

increased appetite gluten celiac symptomWhat Is Increased Appetite?

Increased appetite is the increased desire for food.

Q: What causes appetite.

A: Appetite is caused by hunger.

The brain monitors nutritional needs and employs a hunger mechanism to alert us when fresh food is needed. Hunger is mainly caused by the need for protein. Low blood sugar also triggers hunger.

The tempting sight, smell, taste and expectation of food stimulates involuntary sensory nerves. By reflex action, these sensory nerves cause muscle and sensory activity in various digestive organs. Salivary glands in the mouth begin to secrete saliva as stomach glands and muscles become active.1

What Is Increased Appetite In Celiac Disease and/or Gluten Sensitivity?

Sources:
  1. Cleo Libonati. Recognizing Celiac Disease. Gluten Free Works Publishing, Fort Washington, PA 19034 USA []

Autoimmune Cholangitis

Normal Liver Lobule. Courtesy almostadoctor.com
Figure 1: Normal Liver Lobule. Courtesy almostadoctor.com

What Is Autoimmune Cholangitis?

Autoimmune cholangitis is a rare inflammatory self-targeted disease of the biliary tract produced by high levels of immunoglobulin G (IgG) antibodies and antinuclear antibodies (ANA).

Autoimmune cholangitis is characterized by progressive inflammation and scarring that leads to narrowing and destruction of the bile ducts and development of biliary cirrhosis of the liver.

Autoimmune cholangitis is also termed anti-mitochondrial antibody-negative primary biliary cirrhosis because there is no production of anti-mitochondrial antibodies.

Q: What happens when bile ducts can no longer transport bile out of the liver?

A: Bile that cannot be removed from the liver by the biliary tract backs up and damages the liver, causing cirrhosis. In Figure 1, bile back up would directly damage the hepatic (liver) cells seen here as grey “blocks.” 

Bile is a greenish brown liquid continually made by the liver cells (hepatocytes) from phospholipids salt, cholesterol, and aging blood cells that it removes from circulation. 

Bile also carries away waste products produced by normal metabolism and toxic substances that are removed by the liver for eventual elimination in stool. As such, bile must continually flow out of the liver to prevent build-up in the liver. 

Bile from the hepatic cells drains into small tubes called canniculi and then into larger bile ducts to be carried out of the liver to the gall bladder for storage until needed to aid in the digestion and absorption of fat from the small intestine.   Bile emulsifies fat eaten in the diet so that the pancreatic enzyme called lypase can break it down into its fatty acid and glycerol components. 

Unfortunately, autoimmune cholangitis is difficult to diagnose because it mimics many other diseases such as primary sclerosing cholangitis, sarcoidosis, cancer and lymphoma.

What Is Autoimmune Cholangitis In Celiac Disease and/or Gluten Sensitivity?

Hypocalcemia (Low Blood Calcium)

hypocalcemia celiac disease gluten symptomWhat Is Hypocalcemia?

Hypocalcemia, or low plasma calcium, means the level of calcium in blood is too low to meet metabolic needs of the body for calcium.

Low blood calcium is characterized by bone and tooth demineralization (loss of calcium causing weak teeth and fragile bones), and these impaired functions: nerve conduction, muscle contraction, blood clotting, blood pressure regulation, glycogen to glucose conversion, many hormone actions, many enzyme activities, and acetylcholine production.

Q: Where is calcium found in the body?

A: Calcium is the most abundant mineral in the body, with 99% residing in bones and teeth where it constitutes 40% of skeletal bone weight along with 45% phosphorus. As a component of bone (hard tissue), calcium fulfills a structural role to maintain body size and act as attachments for musculoskeletal tissues. The remaining 1% of calcium is present in blood and soft tissues.

Calcium levels in the blood are maintained within very strict limits by dietary intake, hormonal regulation by the parathyroid gland and a rapidly exchangeable pool in bone tissue.

What Is Hypocalcemia In Celiac Disease and/or Gluten Sensitivity?