Real-time Ultrasonography
Real-time Ultrasonography - Related Videos
07:59
Ultrasonography in Experimental Reproductive Investigations on Rats
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Cited by 6 •
2017
This manuscript describes the utility of ultrasound performed on female rats to design experimental models for reproductive and gynecological investigation. A step-by-step explanation of how to perform ultrasonographic evaluation is shown.
03:13
Lymphedema Ultrasonography: A Technique to Measure the Change in Thickness of an Affected Tissue
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2023
This video utilizes ultrasonography for diagnosis and follow-up tests to determine treatment efficacy of Progressive Resistance Exercise (PRE) in breast cancer-related lymphedema (BCRL). Ultrasonography can be applied effectively to ensure diagnosis and treatment of lymphedema.
01:17
Ultrasonography
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2023
Ultrasonography is an imaging technique that uses high-frequency sound waves to visualize the body's internal structures. It is a non-invasive and safe procedure that does not involve the use of ionizing radiation, making it widely used in various medical fields. Ultrasonography is used to study heart function, blood flow in the neck or extremities, certain conditions such as gallbladder disease, and fetal growth and development. During an ultrasonography procedure, a handheld device called a...
08:16
Movement Retraining using Real-time Feedback of Performance
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Cited by 4 •
2013
Retraining abnormal movement patterns following injury or disease is a key component of physical rehabilitation. Recent advances in technology have permitted accurate assessment of movement during a variety of tasks, with near instantaneous quantification of results. This provides new opportunities for modification of faulty movement patterns in real time.
02:57
Real Time RT-PCR
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2021
Real-time reverse transcription-polymerase chain reaction, or Real-time RT-PCR, is an analytical tool used to determine the expression level of target genes. The method involves converting mRNA to complementary DNA with the help of an enzyme known as reverse transcriptase, followed by the PCR amplification of the cDNA. These two processes can be performed simultaneously in a single tube or separately as a two-step reaction. The real-time quantification of the number of amplified products is...
FAQs
Image formation depends on differences at tissue boundaries and in acoustic properties. The transducer sends sound pulses, and returning echoes vary when they encounter these differences. A computer converts the echo information into an image, allowing clinicians to distinguish internal structures and follow changes as the examination proceeds. This mechanism links tissue interaction directly to visual assessment.
The real-time display matters because it preserves information about movement, not only anatomy. Continuously updated images let clinicians observe moving structures during an examination, which supports assessment of the heart, fetal activity, and other changing findings. Immediate visualization can also help connect what is seen with a clinical decision while the examination or intervention is underway.
Real-time Ultrasonography does not use ionizing radiation, which is an important distinction for medical imaging. It provides immediate visual information about organs, tissues, and motion through sound-wave echoes instead. This combination supports bedside assessment, fetal monitoring, and vascular or cardiac evaluation when clinicians need to observe anatomy or movement without ionizing radiation.
During an examination, a transducer emits sound pulses toward the area being assessed. Returning echoes are processed by a computer and displayed immediately, so the clinician can observe anatomy and motion as the scan continues. The same immediate feedback can support bedside assessment or help clinicians position a needle for an image-guided procedure.
During image-guided procedures, clinicians can use the live display to support needle placement while viewing the relevant anatomy. This provides immediate visual information during an intervention rather than relying only on a prior assessment. The approach is therefore useful when needle positioning is part of diagnosis or treatment.
Medical applications include bedside assessment, fetal monitoring, cardiac and abdominal evaluation, and vascular studies. These uses take advantage of immediate image display to assess anatomy or observe motion during care. Because the technique can provide rapid information, it may contribute to diagnosis and treatment decisions across different clinical settings, while also supporting examinations performed at the bedside.