Tuesday, February 14, 2012
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Nocardia Infection Learning Center

Nocardia infection should be suspected in people with lung, brain, or skin symptoms if they also have a condition or conditions that weaken the immune system.
Source:ADAM
Date:September 28, 2008
Nocardia is not easily identified from cultures of sputum or discharge. A doctor can diagnose the condition using special staining techniques and taking a thorough medical history. Lung biopsies or x rays also may be required. Up to 40% of the tim...
Source:Gale Encyclopedia of Medicine
During a physical examination, a health care provider studies a patient's body to determine the presence or absence of physical problems. A typical physical examination includes: Inspection (looking at the body; Palpation (feeling the body with ha...
Source:ADAM
Date:February 23, 2009
The health status of populations and of individuals is assessed for many reasons. Assessing needs for care helps guide the allocation of resources— diagnostic assessments guide treatment, prognostic assessments contribute to planning, and assessin...
Source:Gale Encyclopedia of Public Health
A chest x-ray is an x-ray of the chest, lungs, heart, large arteries, ribs, and diaphragm.
Source:ADAM
Date:August 10, 2008
A chest x ray is a procedure used to evaluate organs and structures within the chest for symptoms of disease. Chest x rays include views of the lungs, heart, small portions of the gastrointestinal tract, thyroid gland and the bones of the chest ar...
Source:Gale Encyclopedia of Medicine
A chest x ray is a procedure used to evaluate organs and structures within the chest for symptoms of disease. Chest x rays include views of the lungs, heart, small portions of the gastrointestinal tract, thyroid gland, and the bones of the chest a...
Source:Gale Encyclopedia of Surgery
A chest x ray is a procedure used to evaluate organs and structures within the chest for symptoms of disease. Chest x rays include views of the lungs , heart , small portions of the gastrointestinal tract, and the bones of the chest area. X rays a...
Source:Gale Encyclopedia of Nursing and Allied Health
Bronchoscopy with transbronchial biopsy is a procedure in which a thin, lighted tube (bronchoscope) is inserted through the nose or mouth to collect several pieces of lung tissue.
Source:ADAM
Date:September 13, 2008
A blood culture is a laboratory test to check for bacteria or other microorganisms in a blood sample. Most cultures check for bacteria. A culture may be done using a sample of blood, tissue, stool, urine, or other fluid from the body. See also: Br...
Source:ADAM
Date:November 1, 2009
A blood culture is done when a person has symptoms of a blood infection, also called bacteremia . Blood is drawn from the person one or more times and is tested in a laboratory to find and identify any microorganism present and growing in the bloo...
Source:Gale Encyclopedia of Medicine
A blood culture is a lab test designed to detect the presence of bacteria , yeast, or fungi in the bloodstream. A routine blood culture involves injecting a sample of the patient's blood into two bottles of sterile nutrient broth (one for aerobes ...
Source:Gale Encyclopedia of Nursing and Allied Health
Fever evaluation tests, better known as febrile agglutinins tests, are performed to detect the presence of antibodies in the blood that are sensitive to temperature changes. Antibodies are proteins produced by the immune system in response to spec...
Source:Gale Encyclopedia of Medicine
A chest tomogram is a picture of the chest area created by moving the x-ray machine in one direction while moving the recording film the other way. This method blurs structures in front of and behind the area of the chest being studied. This allow...
Source:ADAM
Date:August 10, 2008
Computed tomography (CT) of the chest is performed to diagnose a variety of symptoms, including vascular, cardiac, airway disease as well as cancers that can occur in the thoracic region of the body.
Source:Gale Encyclopedia of Nursing and Allied Health
A biopsy is the removal of a small piece of tissue for laboratory examination.
Source:ADAM
Date:November 11, 2008
A biopsy describes the procedure that is used to obtain a very small piece of the target tissue. For some tissues, like the lining of the cheek, cells can be obtained just by scrapping the tissue surface. Other samples are collected using forceps ...
Source:Gale Encyclopedia of Neurological Disorders
Biopsy is a diagnostic procedure in which a piece of tissue and/or cells are removed to be examined under a microscope by a pathologist.
Source:Gale Encyclopedia of Cancer
A medical procedure used to diagnose a condition. Most biopsies involve taking a small piece of skin or muscle under a local anesthetic. When the cells to be analyzed are accessible by needle, the biopsy specimen may be removed with a hollow aspir...
Source:Gale Encyclopedia of Childhood and Adolescence
Endoscopy is a way of looking inside the body using a flexible tube that has a small camera on the end of it. This instrument is called an endoscope.
Source:ADAM
Date:February 23, 2009
A computed tomography (CT) scan is an imaging method that uses x-rays to create cross-sectional pictures of the body. See also: Cranial CT scan; Lumbosacral spine CT scan; Orbit CT scan; Thoracic CT scan.
Source:ADAM
Date:October 29, 2008
Computed tomography (CT) scanning is a valuable diagnostic tool that provides physicians with views of internal body structures. During a CT scan, multiple x rays are passed through the body, producing cross-sectional images, or "slices, " on a ca...
Source:Gale Encyclopedia of Cancer
Computed tomography (CT), formerly referred to as computerized axial tomography (CAT), is a common diagnostic imaging procedure that uses x rays to generate images (slices) of the anatomy.
Source:Gale Encyclopedia of Children's Health
Computed tomography (CT) scans are completed with the use of a 360-degree x-ray beam and computer production of images. These scans allow for cross-sectional views of body organs and tissues.
Source:Gale Encyclopedia of Medicine
Computed tomography (also known as CT, CT scan, CAT, or computerized axial tomography) scans use x rays to produce precise cross-sectional images of anatomical structures.
Source:Gale Encyclopedia of Neurological Disorders
Computed tomography scanning, also called CT scan, CAT scan, or computerized axial tomography, is a diagnostic tool that provides views of internal body structures using x rays. In the field of mental health, a CT scan may be used when a patient s...
Source:Gale Encyclopedia of Mental Disorders
X-rays are a form of electromagnetic radiation, just like visible light. In a health care setting, a machines sends are individual x-ray particles, called photons. These particles pass through the body. A computer or special film is used to record...
Source:ADAM
Date:August 15, 2008
Body positions in x-ray exams are based on body part, suspected defect or disease, and condition of the patient. The radiographer, also known as the x-ray tech or more formally as the radiologic technologist, uses standardized body positions in pe...
Source:Gale Encyclopedia of Nursing and Allied Health
X rays are a type of radiation used in imaging andtherapy that uses short wavelength energy beams capable of penetrating most substances except heavy metals.
Source:Gale Encyclopedia of Cancer
X rays are electromagnetic radiation that differentially penetrates structures within the body and creates images of these structures on photographic film or a fluorescent screen. These images are called diagnostic x rays.
Source:Gale Encyclopedia of Children's Health
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