Basics Of MRI

Kipling’s honest serving men ,[object Object],[object Object]

MRI: What, Why and When? Dr Keshav Kulkarni Consultant Radiologist

“ Without history human is demoted to lower animals” ,[object Object],[object Object]

We are so close to the man behind MRI ,[object Object],[object Object]

MRI: What is it? ,[object Object],[object Object],[object Object],[object Object]

We all are made up of elements ,[object Object],[object Object],[object Object],[object Object],[object Object]

Why hydrogen? ,[object Object],[object Object],[object Object],[object Object],[object Object]

But why we can’t act like magnets? ,[object Object],[object Object]

We need a big magnet from outside! ,[object Object],[object Object],[object Object]

Proton alignment ,[object Object],[object Object],[object Object],[object Object]

Now, its time to listen to radio in RESONANCE. ,[object Object],[object Object]

What is Radio Frequency pulse? ,[object Object],[object Object],[object Object],[object Object]

Turn off the radio ,[object Object],[object Object],[object Object]

Now, we re-transmit the energy for image processing ,[object Object],[object Object],[object Object],[object Object]

What kind of images? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Tissue Appearance WT FAT H2O MUSC LIG BONE T1 B D I D D Proton Density I I I D D T2 I B I D D

Which sequence is it? MR arthrogram

I hope I was able to confuse you!

Before entering tunnel, there is a checklist! ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Further checklist! ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Is entering the tunnel safe? ,[object Object],[object Object],[object Object],[object Object]

What happens in MRI? ,[object Object],[object Object],[object Object],[object Object],[object Object]

When to MRI? ,[object Object],[object Object]

Advantages of MRI ,[object Object],[object Object],[object Object],[object Object],[object Object]

Disadvantages of MRI ,[object Object],[object Object],[object Object],[object Object],[object Object]

Nothing is perfect in this world ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

We presumed MR contrast is safe ,[object Object],[object Object],[object Object],[object Object]

Necrotising Systemic Fibrosis ,[object Object],[object Object],[object Object],[object Object]

We need to get used to artefacts, and sometimes are major limitations

How to get the best from MRI? ,[object Object],[object Object],[object Object]

MR ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],CT

Neuroimaging = MRI ,[object Object],[object Object],[object Object],[object Object],[object Object]

Indications (almost everything) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Tools in neuroimaging ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Stroke imaging ,[object Object],[object Object],[object Object],[object Object]

Acute infarct best shown on DWI

When to skip CT? ,[object Object],[object Object],[object Object],[object Object],[object Object]

Spine imaging ,[object Object],[object Object],[object Object],[object Object]

Disc lesion and MRI ,[object Object],[object Object],[object Object]

Head and Neck imaging ,[object Object],[object Object],[object Object],[object Object],[object Object]

Musculoskeletal imaging ,[object Object],[object Object],[object Object],[object Object]

Tools in MSK imaging ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Indications ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Abdominal MRI ,[object Object],[object Object],[object Object],[object Object],[object Object]

Vascular MRI ,[object Object],[object Object],[object Object],[object Object],[object Object]

Cardiac MRI ,[object Object],[object Object],[object Object]

Breast MRI ,[object Object],[object Object],[object Object],[object Object]

Foetal MRI ,[object Object],[object Object],[object Object]

Summary ,[object Object],[object Object],[object Object],[object Object]

Basics Of MRI

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