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Low-dose CT lung cancer screening

A Low-dose CT lung cancer screening is a ct test of the chest. It shows early lung cancers in heavy smokers; reported with Lung-RADS. Typical effective dose about 1.5 mSv, similar to about 6 months of natural background radiation (about 3 mSv a year).

सामान्य स्वास्थ्य जानकारी — यो निदान होइन। आपत्कालमा १०२ मा फोन गर्नुहोस्। सधैं योग्य स्वास्थ्यकर्मीसँग सल्लाह लिनुहोस्।

What it shows

Early lung cancers in heavy smokers; reported with Lung-RADS.

Why it is done

Selected heavy smokers aged 50 and over.

Preparation

Remove metal objects. If contrast is used you may need to fast for a few hours; tell staff about allergies, kidney disease, diabetes medicines (metformin) or pregnancy.

Radiation & safety

Typical effective dose about 1.5 mSv, similar to about 6 months of natural background radiation (about 3 mSv a year). Tell staff if you are or might be pregnant; the benefit usually outweighs the small risk, and shielding or alternatives can be considered.

How long it takes

a few minutes. General information, not a diagnosis. Results must be interpreted by a qualified health worker.

Sample type

CT

नतिजा व्याख्या गर्न डाक्टरलाई देखाउनुहोस् — एउटै परीक्षणले निदान गर्दैन।

सम्बन्धित अवस्था

entry-health-condition-copd

यो कहाँ गर्न सकिन्छ

तपाईंनजिकको हेरचाह

नजिकका सुविधा देखाउन तपाईंको स्थान एक पटक प्रयोग गर्छ। केही सुरक्षित गरिँदैन।

सामान्य प्रश्न

What does a lung cancer screening show?
Early lung cancers in heavy smokers; reported with Lung-RADS.

Why is a lung cancer screening done?
Selected heavy smokers aged 50 and over.

How do I prepare for a lung cancer screening?
Remove metal objects. If contrast is used you may need to fast for a few hours; tell staff about allergies, kidney disease, diabetes medicines (metformin) or pregnancy.

Does a lung cancer screening use radiation?
Typical effective dose about 1.5 mSv, similar to about 6 months of natural background radiation (about 3 mSv a year). Tell staff if you are or might be pregnant; the benefit usually outweighs the small risk, and shielding or alternatives can be considered.

How long does a lung cancer screening take?
a few minutes

Low-dose CT lung cancer screening किन गरिन्छ?
Selected heavy smokers aged 50 and over.

Low-dose CT lung cancer screening का लागि कसरी तयारी गर्ने?
Remove metal objects. If contrast is used you may need to fast for a few hours; tell staff about allergies, kidney disease, diabetes medicines (metformin) or pregnancy.

Low-dose CT lung cancer screening गर्भावस्थामा सुरक्षित छ?
Typical effective dose about 1.5 mSv, similar to about 6 months of natural background radiation (about 3 mSv a year). Tell staff if you are or might be pregnant; the benefit usually outweighs the small risk, and shielding or alternatives can be considered.

SI text CC BY 4.0; RadiologyInfo.org (ACR/RSNA) and MedlinePlus linked as references only, no text copied.

स्रोत: SI health summary (own words); decoder imaging pack; RadiologyInfo.org and MedlinePlus as references only

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