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MRI Scan Hospital in Kolkata

MRI

MRI Scanning in Mukundapur

Magnetic resonance imaging, or MRI, is a non-invasive medical imaging method that provides incredibly detailed images of the body's internal structures. It creates exact images of organs, tissues, and bones by using radio waves in conjunction with a strong magnetic field. As MRIs don't employ ionising radiation like CT scans or X-rays do, they are safer for patients. When it comes to identifying illnesses, including tumours, injuries, and neurological problems, magnetic resonance imaging (MRI) is a crucial tool because of its exceptional ability to image soft tissues, such as the brain, spinal cord, muscles, and joints. As MRIs create such precise images, medical personnel can accurately spot problems in patients. But not everyone is a good candidate for an MRI, especially those who have claustrophobia or certain kinds of metal implants. In general, magnetic resonance imaging (MRI) is essential to modern medicine because it facilitates early identification, precise diagnosis, and efficient treatment planning for a variety of illnesses.

At the Radiology Department of Manipal Hospitals, Mukundapur, we have cutting-edge diagnostic tools and employ advanced techniques under the supervision of expert healthcare professionals. We ensure precise diagnostic results, enhancing patient treatment outcomes.

FAQ's

The magnet, radiofrequency coils, gradient coils, RF system, and computer system are the main parts of an MRI machine. The magnet aligns protons in the body by producing a powerful magnetic field. While gradient coils produce spatial encoding, radiofrequency pulses are emitted by RF coils to cause disruptions in proton alignment. The computer processes signals to create a detailed image, while the RF system regulates the timing of pulses.

In particular, MRI is used for imaging internal organs like the liver, kidneys, and heart, as well as soft tissues like the brain, spinal cord, and muscles. It is very helpful in the diagnosis of diseases like multiple sclerosis, tumours, strokes, and musculoskeletal problems. Furthermore, MRI offers fine-grained pictures of blood vessels, which facilitate the identification of vascular anomalies. Because of its excellent resolution and adaptability, magnetic resonance imaging (MRI) is an essential diagnostic and treatment-planning tool in modern medicine.

Patients must follow all safety instructions about metallic objects and implants during an MRI scan. This entails getting rid of everything made of metal, including watches, jewellery, and clothing. Patients need to disclose to medical professionals any metallic implants or devices, such as prosthetic joints or pacemakers, that they may have in their bodies. Patients can have MRI scans safely by adhering to these precautions and dressing appropriately in non-metallic materials, which reduces the danger of magnetic field exposure and metal-on-metal interactions.

Image quality and scan time are directly impacted by an MRI machine's magnetic field strength. Stronger magnetic fields produce better signal-to-noise ratios and picture resolution, which produce images with greater clarity and detail. Higher field strengths, however, also usually result in longer scan times since longer imaging sequences are required to obtain acceptable image contrast and resolution. Therefore, it's necessary to strike a compromise between patient comfort and picture quality because greater magnetic fields may lengthen scanning periods even though they provide superior image quality.

Potential risks and limits associated with MRI include claustrophobia, bad responses to contrast agents, and hazards from metallic objects in the intense magnetic field. Individuals who have pacemakers, cochlear implants, or metallic implants might not be good candidates. Sedation or alternate imaging techniques may also be necessary for patients who have severe claustrophobia or who are unable to remain motionless during the scan. Patients with renal impairment and expectant mothers, especially in the first trimester, should also give cautious thought before having an MRI.

In MRI, contrast enhancement is achieved by intravenously giving contrast agents, most often compounds based on gadolinium. These substances change the tissues' magnetic characteristics, which improves the contrast between various features in the generated pictures. When using contrast agents, abnormalities that may not be easily seen on non-contrast MRI scans, such as tumours, inflammation, or vascular lesions, might be highlighted. They can also help determine which tissues are normal and which are dysfunctional, as well as evaluate the dynamics of blood flow in organs like the heart and brain.

The diagnosis and treatment of neurological conditions like multiple sclerosis (MS) and brain tumours depend heavily on MRI images. Characteristic lesions in the brain and spinal cord can be found with MRI in MS, which helps with early diagnosis and tracking of the disease's development. When it comes to brain tumours, MRIs offer precise images of the tumour's location, size, and surrounding structures, which helps with diagnosis, surgical planning, and treatment response tracking. Accurate and timely information from magnetic resonance imaging (MRI) improves patient outcomes, directs treatment approaches, and elevates neurological care as a whole.

For illnesses including cancer and musculoskeletal injuries, magnetic resonance imaging (MRI) is essential for both guiding surgical procedures and tracking the efficacy of treatment. In order to help with surgery planning and treatment strategy determination, it offers precise images of the tumour's location, size, and surrounding structures. With real-time visualisation provided by intraoperative MRI, accurate tumour resection may be ensured throughout surgery. Additionally, MRI guides therapy modifications by tracking changes in tumour features and tracking the effectiveness of treatment. MRI reliably identifies soft tissue damage in musculoskeletal injuries, directs surgical procedures, and tracks recovery after treatment.

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