Lung Cancer Alerts
New Articles
A Lung Cancer Glossary O Z
A Lung Cancer Glossary D
Power of Positive Thinking Questioned in Lung Cancer Patients
Lung Cancer Staging
Trends by Ethnicity Sex and Race in the Increase of Lung Cancer
Detailed Diagnosis of Lung Cancer
Probabilities and Lung Cancer
Emerging Treatments for Lung Cancer
Radon and Asbestos as Lung Cancer Risk Factors
Lung Cancer Overview
|
 |
What Sort of Tests Are Used to Diagnose Lung Cancer?
Your doctor may guess a predisposition to lung cancer based on your medical, family and smoking history. He may note wheezing, difficulty breathing, hitch of the airways or infections in the lungs that make him suspicious. There are other signs he may notice that lead him to decide to experiment further to statute out or analyse lung cancer.
Chest X-ray
The first test that generally doctors order when they suspect any sort of lung condition is a chest x-ray. In generally suitcases, the technician will take both back to front and side views to furnish a good view of the lungs from different angles. A specialist will study the chest films for any signs of lesions, spots or other suspicious areas on the lungs. A chest x-ray single-handedly isn't enough to diagnose lung melanoma, but it can explain suspicious areas and growing to investigate more.
CAT Scans
A COMPUTED TOMOGRAPHY scan (also called CT scans) may be ordered if x-rays are negative or unclear. Cat scans give a more detailed sight of the lungs by combining multiple views to create a cross-section of the dead body. In addition to views of the lungs, a doctor may order CAT scans of the abdomen or brain to examine for metastatic tumour. CAT scans are more sensitive than standard chest x-rays, and may reveal lung masses that are lost on x-rays.
A special type of CAT scan is sometimes ordered if more detail is needed. The low-amount helical CT scan (or spiral CT scan) is far more sensitive than also x-emission or standard CAT scans. However, like both of those, it can't detect cancer - only unusual formations in the lungs. About 90% of the growths bare in a spiral CT scan are non-cancerous.
The doctor may also order MAGNETIC RESONANCE IMAGING (magnetic resonance imaging) to obtain detailed in turn about the location of a tumor. Because MRIs use magnets, anyone with a pacemaker, artificial spirit valves or any other surgically surrounded device can't use MRI, to avoid the metal parts 'attracting' the magnets in the MRI.
PET Scans
While CAT scans and x-rays can determine size and location of a tumor, PET scans can determine whether the tumor is actively growing. By using a radioactive dye, a PET scan (antielectron emission tomography) produces a three-dimensional colored image that can demonstrate the metabolic activity within the lungs. By studying those descriptions, doctors can enlighten whether a tumor is active, and may be able to identify the types of cells that make it up.
Sputum cytography
By examining a sputum taster under a microscope, a doctor may be able to detect cancerous cells that will certainly diagnose lung cancer, as well as tell the doctor what type of disease it is. Sputum cytography is the least expensive type of hankie investigative test available, but it is not especially reliable. Even if there is lung cancer present, the cancer cells may not be there in the phlegm. In addition, there's a possibility of false positives, as dis--cancerous can sometimes change in reaction to injury or illness and appear to be cancerous.
Related Articles:
|