Category: Radiographic exams

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X is for x ray: Image distortion

Today is image distortion.  There is really only one characteristics (actually an artifact) we will be looking at; bending.  (Note to those who use wired sensors, it is not possible to bend the sensor without breaking it 🙂 so this will not apply to you). Bending Bending occurs when the…
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X is for x ray: Image Density

Today is all about image density and how different settings on the x ray unit as well as the subject being imaged will effect this.  The four topics I will be covering are: milliampere (mA), kilovoltage peak (kVp), exposure time, and subject thickness.  I have covered some of these topics…
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X is for x ray: Image sharpness

Today I’m onto image sharpness.  There are three different characteristics we will be looking at; target size, film composition and patient movement. Target size The target size is just that, the target size in an x ray unit.  This is fixed by the manufacturer and cannot be changed by the…
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X is for x ray: Image magnification

I gave a lecture recently for the dental hygiene students reviewing for their dental hygiene written boards (NBDHE) and it gave me some ideas for topic posts. So for the next 4 posts I will be talking about x rays, image magnification, image distortion, PID length, etc.  The students told…