V/Q Scan
Nuclear medicine ventilation-perfusion study for PE workup.
What is V/Q?
Nuclear medicine ventilation-perfusion study for PE workup.
How it works: Refer to modality standard acquisition and reconstruction pipeline.
Advantages
- ✓Noninvasive or minimally invasive
- ✓Widely available in centers
- ✓Guides management
Limitations
- ⚠Limited by operator or motion
- ⚠May need contrast or prep
- ⚠Not perfect specificity
Preparation & What to Expect
Before the Exam
Follow site instructions; possible fasting or screening.
During the Exam
Stay still and follow breath/position instructions.
After the Exam
Resume normal activity unless sedated/contrast used.
Related Imaging Methods
Combine with CT/MRI/US for complementary detail.
CT
CT scans use X-rays to create detailed cross-sectional images of the body. They are particularly useful for detecting bone fractures, tumors, and internal bleeding.
MRI
MRI uses powerful magnets and radio waves to produce detailed images of organs and soft tissues. Excellent for brain, spine, and joint imaging.
Ultrasound
Ultrasound uses sound waves to create real-time images. Commonly used for pregnancy monitoring and examining organs like the heart, liver, and kidneys.
Browse V/Q Terms
Explore common findings and terminology in V/Q reports. Each term includes detailed explanations, clinical significance, and related lab tests to help you understand your imaging results. lab tests.
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