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the act of blocking or clogging. See obstruction.


GI disease Impairment of the fecal flow of GI contents Clinical Sx reflect point of obstruction and type of ileus; paralytic ileus causes little pain and is first evident through abdominal distension and vomiting; post-operative paralytic ileus may manifest itself through ↑ nasogastric secretions or oliguria; mechanical ileus is associated with vomiting, abdominal colic, distension and constipation, which may be episodic with intermittent relief by production of voluminous, watery stools Management Stabilize, decompress, repair. See Meconium ileus, Paralytic ileus.
Ileus types
Adynamic Paralytic ileus, 2º to electrolyte derangements, mesenteric arterial vascular accidents, peritoneal irritation, surgery, trauma, paraneoplastic phenomena
• Obstructive Intraluminal tumors, intussusception, gallstones, bezoar, feces, foreign bodies
• Intrinsic lesions Atresia, stenosis, strictures due to neoplasms, inflammation, chemicals, vascular lesions
• Extrinsic lesions Adhesive bands from C-sections, previous surgery, hernias, neoplasia, abscesses, volvulus, hematomas 


having the characteristic of obstruction.

obstructive colic
see equine colic.
obstructive constipation
constipation of sufficient severity as to obstruct the rectum.
obstructive pulmonary disease
see chronic obstructive pulmonary disease.
obstructive shock
circulatory failure caused by physical obstruction, e.g. cardiac tamponade or pulmonary embolism.
obstructive urolithiasis
see ureteral, urethral obstruction.
obstructive uropathy
any obstructive disease of the urinary tract.

Patient discussion about obstructive

Q. I recently had my surgery for bowel obstruction? I recently had my surgery for bowel obstruction? None of the diet was restricted for me by doctor but should I go for any special diet.

A. I had surgery in 08/08 during having a c-section and hernia repair, and I'm having diarrhea all the time. I don't know what to eat nor what medicines to take. Only Immodium AD helps temporary. If I have an appointment, I don't eat breakfast or lunch. I come home and eat dinner. About 30 minutes after eating, I'm in the bathroom. Can someone help me please? I have to return back to work next month, and I don't want to be in the bathroom more than I am at my desk.

Q. (COPD)chronic obstructive pulmonary disease the main causes of?

A. Mainly smoking, although ambient air pollution and industrial exposure to dust have also been implicated as causes.

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More discussions about obstructive
References in periodicals archive ?
The report reviews key players involved in the therapeutics development for Chronic Obstructive Pulmonary Disease (COPD) and enlists all their major and minor projects
Thanks to research conducted over the past 12 years, specialists have known that the gasping during the night that characterizes obstructive sleep apnea can damage the brain in ways that lead to high blood pressure, depression, memory loss, and anxiety.
Table-1) Malignant causes of obstructive jaundice predominated in males (72%), whereas in females benign causes were predominant (58%).
Most common obstructive lesions in this study were congenital anomalies of CBD (choledochal cyst) in 30% cases followed by stone in CBD +/- CHD with or without stricture in 19.
Stenting or coronary artery bypass grafting (CABG), which are proven treatments for obstructive CAD, may not be the best approach initially for patients with non-obstructive CAD, Dr.
Of note, the patients assessed in CAP-S were from either Canada or Australia, with a high proportion of white patients, high maternal education, and high socioeconomic status, "which is relevant to our obstructive sleep apnea outcomes," noted Dr.
Results: The sensitivity of magnetic resonance cholangio-pancreatography for obstructive jaundice was 97%; specificity was 75% and accuracy was 80%, while positive predictive value (PPV) and negative predictive value (NPV) were 99% and 60% respectively.
The study of nearly 17,000 people ages 16 and older in South Australia found the more soft drinks a person consumed, the higher the risk of having asthma or chronic obstructive pulmonary disease.
Individuals were excluded if they had a known respiratory disorder, including obstructive sleep apnea.
The findings should change how doctors treat patients with obstructive sleep apnea," said lead researcher Gregory Y.
COPD is also known as chronic obstructive lung disease (COLD), chronic obstructive airway disease (COAD), chronic airflow limitation (CAL) and chronic obstructive respiratory disease (CORD)
Key Words: obstructive sleep apnoea, postoperative respiratory obstruction, hypoxaemia