Chol Health Dictionary

Chol: From 1 Different Sources


Cholesterol

A fatty substance produced predominantly by the liver, and necessary for building cell membranes, insulating the CNS, covering fats for blood transport, forming bile acids, oiling the skin and making steroid hormones. Blood cholesterols are not derived from food (digestion breaks them down) but are intentionally synthesized by the liver, in response to seeming need. Elevated cholesterols are the result of certain types of stress or metabolic imbalances, and the liver makes more than the tissues need. Although not a direct cause, high consumption of fats and proteins will convince the liver to kick into a fat/protein or anabolic stance...THEN it may oversecrete cholesterols, perhaps thinking you are putting food away for the winter.... cholesterol

Cholecystitis

Inflammation of the gall bladder and ducts, sometimes from the presence of passing stones, sometimes following fasting or anorexia, sometimes because of a spreading intestinal tract infection....sometimes just because you eat three avocado sandwiches before going to bed.... cholecystitis

Cholera

A severe infectious epidemic disease due to Vibrio cholerae... cholera

Cholangitis

Inflammation of of only bile ducts. This word and the next three describe conditions that may be, subjectively, all the same.... cholangitis

Cholagogue

A drug which causes increased flow of bile into the intestine... cholagogue

Cholangiocarcinoma

A cancer in the bile ducts of the liver associated with opisthorchiasis. See Opisthorchiasis.... cholangiocarcinoma

Cholangiography

The process whereby the bile ducts (see BILE DUCT) and the gall-bladder (see LIVER) are rendered radio-opaque and therefore visible on an X-ray ?lm.... cholangiography

Cholecystectomy

Removal of the gall-bladder (see LIVER) by operation.... cholecystectomy

Cholecystography

The process whereby the gall-bladder (see LIVER) is rendered radio-opaque and therefore visisble on an X-ray ?lm.... cholecystography

Cholecystokinin

The hormone (see HORMONES) released from the lining membrane of the DUODENUM when food is taken, and which initiates emptying of the gall-bladder (see LIVER).... cholecystokinin

Cholelithiasis

Having gall stones.... cholelithiasis

Choleretic

The term applied to a drug that stimulates the ?ow of BILE.... choleretic

Cholestasis

A reduction or stoppage in the ?ow of BILE into the intestine caused either by a blockage such as a stone in the BILE DUCT or by liver disease disturbing the production of bile. The ?rst type is called extrahepatic biliary obstruction and the second, intrahepatic cholestasis. The patient develops jaundice and itching and passes dark urine and pale faeces. Cholestasis may occasionally occur during pregnancy.... cholestasis

Cholestyramine

A drug of value in the treatment of the PRURITUS, or itching, which occurs in association with JAUNDICE. It does this by ‘binding’ the bile salts in the gut and so preventing their being reabsorbed into the bloodstream, where their excess in jaundice is responsible for the itching. It reduces the level of cholesterol and triglycerides in the blood and thereby, like clo?brate and STATINS, helping to reduce the incidence of coronary artery heart disease. (See HEART, DISEASES OF; HYPERLIPIDAEMIA.)... cholestyramine

Cholinergic

Pertaining to functions primarily controlled by the parasympathetic nervous system. See PARASYMPATHETIC... cholinergic

Cholagogues

Substances which increase the ?ow of BILE by stimulating evacuation of the gall-bladder (see LIVER). The great majority of these act only by increasing the activity of the digestive organs, and so producing a ?ow of bile already stored up in the gall-bladder. Substances which stimulate the liver to secrete more bile are known as CHOLERETIC.... cholagogues

Cholelithotomy

The removal of gall-stones from the gallbladder or bile ducts (see GALL-BLADDER, DISEASES OF), when CHOLECYSTECTOMY or LITHOTRIPSY are inappropriate or not possible. It involves a cholecystomy, an operation to open the gall-bladder.... cholelithotomy

Choline

One of the many constituents of the vitamin B complex. Lack of it in the experimental animal produces a fatty liver. It is found in egg-yolk, liver, and meat. The probable daily human requirement is 500 mg, an amount amply covered by the ordinary diet. Choline can be synthesised by the body (see APPENDIX 5: VITAMINS).... choline

Cholinesterase

An ENZYME that helps to break down the neurotransmitter compound ACETYLCHOLINE.... cholinesterase

Cholecalciferol

An alternative name for colecalciferol, also known as vitamin D3 (see vitamin D).... cholecalciferol

Cholesteatoma

A rare but serious condition in which skin cells proliferate and grow inwards from the ear canal into the middle ear.

Cholesteatoma usually occurs as a result of long-standing otitis media together with a defect in the eardrum (see eardrum, perforated).

Left untreated, it may damage the small bones in the middle ear and other structures.

Cholesteatoma needs to be removed surgically through the eardrum or by mastoidectomy.... cholesteatoma

Cholecystalgia

Cramps or tenesmus of the gall bladder or bile ducts.... cholecystalgia

Cholena

(Native American) A birdlike woman

Cholenah, Cholyna, Choleena, Cholynah, Choleenah... cholena

Endoscopic Retrograde Cholangiopancreatography (ercp)

This is a procedure in which a catheter (see CATHETERS) is passed via an ENDOSCOPE into the AMPULLA OF VATER of the common BILE DUCT. The duct is then injected with a radio-opaque material to show up the ducts radiologically. The technique is used to diagnose pancreatic disease as well as obstructive jaundice.... endoscopic retrograde cholangiopancreatography (ercp)

Percutaneous Transhepatic Cholangiopancreatography (ptc)

A technique for displaying the bile ducts (see BILE DUCT) and pancreatic ducts (see PANCREAS) with radio-opaque dyes. These are introduced via a catheter (see CATHETERS) inserted into the ducts through an incision in the skin. An X-ray is then taken of the area.... percutaneous transhepatic cholangiopancreatography (ptc)

Anti-cholingergics

Remedies that inhibit release of acetylcholine as a neuro-transmitter. Given for anti-depressant therapy. May have side-effects of dry mouth, drowsiness, blurred vision. Administered by a qualified practitioner. Two chief remedies: Belladonna (atropa) and Henbane (hyoscyamus). They reduce acid secretion but are sometimes given with Comfrey and other tissue builders to promote healing. Anti-cholinergics decrease secretion of gastric juices by their control of the vagus nerve. ... anti-cholingergics

Diet - Cholesterol

To lower cholesterol. Avoid all animal fats and dairy products, bacon, ham, lobster, shell fish, milk (use skimmed), rich sauces, gravies, the use of cream, eggs, offal, ice cream, cheese (cottage cheese accepted), cream puffs, fried foods, crab, salami, pork, beef steak, veal, baked custard, mayonnaise made with eggs, milk chocolate, fried fish and chips. Alcohol, refined sugars. Accept: white fish, lean meat, chicken, skimmed milk, Tofu products, nuts except cashew and coconut, bread, breakfast cereals, cottage cheese, plenty of fruits and fruit juices, raw green vegetables and salad materials. For cooking – polyunsaturated oils such as sunflower, corn or Soya. No more than 3 eggs per week. 2-3 fatty fish meals each week to prevent clumping of platelets. Artichokes. Dandelion coffee. ... diet - cholesterol

Chole-

A prefix that means relating to the bile or the biliary system.... chole-

Sclerosing Cholangitis

A rare condition in which many of the bile ducts are narrowed, causing progressive liver damage for which the only treatment may be a liver transplant. (See also cholangitis.)... sclerosing cholangitis

T-tube Cholangiography

An imaging technique performed to check that there are no gallstones left in the bile duct after a cholecystectomy.

A T-shaped rubber tube is inserted into the bile duct during the surgery.

A week or so later, contrast medium is inserted into the tube and X-rays are taken.... t-tube cholangiography

Cholangioma

n. a benign tumour originating from the bile duct.... cholangioma

Cholangiopancreatography

n. see cholangiography.... cholangiopancreatography

Cholangioscope

n. a flexible optical endoscope using digital video technology to visualize and sample the interior of the bile ducts.... cholangioscope

Cholecyst

combining form denoting the gall bladder. Example: cholecystotomy (incision of).... cholecyst

Cholecystenterostomy

n. a surgical procedure in which the gall bladder is joined to the small intestine. It is performed in order to allow bile to pass freely from the liver to the intestine, bypassing an obstructed common bile duct.... cholecystenterostomy

Cholecystoduodenostomy

n. a form of *cholecystenterostomy in which the gall bladder is surgically anastomosed to the duodenum.... cholecystoduodenostomy

Cholecystolithiasis

the presence of gallstones specifically in the gall bladder (as opposed to the common bile duct: see choledocholithiasis).... cholecystolithiasis

Cholecystostomy

(cholecystotomy) n. an intervention in which a catheter is placed in an infected gall bladder to drain the pus. This is the preferred technique for patients who are unfit to undergo emergency removal of the gall bladder (*cholecystectomy).... cholecystostomy

Choledoch

(choledocho-) combining form denoting the common bile duct. Example: choledochoplasty (plastic surgery of).... choledoch

Choledocholithiasis

n. gallstones within the common bile duct. Gallstones usually form in the gall bladder and pass through the cystic duct into the common bile duct. However, they may develop within the common bile duct itself, despite *cholecystectomy.... choledocholithiasis

Choledochoscope

n. a highly specialized endoscopic instrument used to visualize the common bile duct. This can aid removal of stones from the common bile duct during a laparoscopic *cholecystectomy.... choledochoscope

Choledochotomy

n. a surgical operation in which the common bile duct is opened in order to search for or to remove stones within it. It may be performed at the same time as *cholecystectomy or if gallstones form in the bile duct after cholecystectomy.... choledochotomy

Choleresis

n. the production of bile by the liver.... choleresis

Cholesterosis

n. an uncommon form of chronic inflammation of the gall bladder in which small crystals of cholesterol are deposited on the internal wall, like the pips of a strawberry: hence its descriptive term strawberry gall bladder. The crystals may enlarge to become *gallstones.... cholesterosis

Cholic Acid

(cholalic acid) see bile acids.... cholic acid

Cholinergic Urticaria

see urticaria.... cholinergic urticaria

Choluria

n. the presence of bile in the urine, which lends it a dark brown colour. Choluria is caused by liver disease, usually in cases of obstructive jaundice, and reflects an excess of bilirubin in the blood.... choluria

Endoscopic Retrograde Cholangiopancreatography

see ERCP.... endoscopic retrograde cholangiopancreatography

Obstetric Cholestasis

a pregnancy-related condition characterized by intense *pruritus (itch) – and consequent sleep deprivation – in the absence of a skin rash, with abnormal liver function tests and elevated bile acids, all of which remit following delivery. The clinical importance of obstetric cholestasis lies in the potential fetal risks, which may include prematurity and intrauterine death.... obstetric cholestasis

Percutaneous Transhepatic Cholangiopancreatography

imaging of the bile duct and pancreatic duct. A catheter is carefully manipulated into the ducts via direct puncture through the abdomen under radiological guidance. Contrast material is flushed through the catheter to delineate the ducts (see also cholangiography). This procedure is often performed in cases of obstructive jaundice prior to insertion of a biliary drain or stent when *ERCP is not possible.... percutaneous transhepatic cholangiopancreatography

Cholecystokinetic

agent which stimulates the contraction of the gall bladder.... cholecystokinetic



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