Disease A-Z Library

Rx Lab Test (A – Z)

Browse plain-English disease and condition guides, including symptoms, causes, diagnosis, treatment options, prevention, and when to seek medical care.

972 articlesUpdated medical education library

Diseases A-Z

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Disease A-Z Library

Hemoglobin A1c Test

The hemoglobin A1c test—also known as glycated hemoglobin, glycosylated hemoglobin, HbA1c, or simply A1c—is used to measure an individual’s glucose control levels. The test shows average blood sugar...

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Orbital Decompression Surgery

Orbital decompression is an operation to make more room inside the eye socket. The eye socket is called the “orbit.” It is a cone-shaped space made...

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Olfactory Nerve Disorders

Olfactory nerve disorders affect our sense of smell. This can impact our ability to enjoy food, detect danger like gas leaks, or even notice warning signs...

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Biological Terrain Assessment (BTA)

Biological Terrain Assessment (BTA) is a holistic approach to understanding the health of our bodies by examining various aspects of our biological terrain. In simpler terms,...

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Physical Exam HEENT

HEENT stands for “head, eyes, ears, nose, and throat.” If someone is experiencing symptoms that affect those areas, such as sneezing, congestion, and a sore throat,...

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Thyroid Function Tests

Thyroid Function tests are used to tell if your thyroid gland is functioning properly by measuring the number of thyroid hormones in your blood. They are...

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TIBC Test

A total iron-binding capacity (TIBC) test is a blood test to see if you have too much or too little iron in your blood measures the...

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Shaded Surface Display (SSD) Test

A shaded surface display (SSD) test (sometimes called feature-extraction or iso-surfacing) is a surface-rendered 3D image-producing system that provides a realistically looking three-dimensional view image of...

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Contrast-Enhanced Computed Tomography (CECT)

Contrast-enhanced computed tomography (CECT) is X-ray computed tomography (CT) contrast agents are either iodine or barium-based using radiocontrast to investigate the major artery internal structure, blood clot, plug...

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Contrast CT

Contrast CT, or contrast-enhanced computed tomography (CECT) is X-ray computed tomography (CT) contrast agents are either iodine or barium-based using radiocontrast to investigate the major artery internal structure, blood...

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SPECT Test

Single-photon emission computed tomography (SPECT) is a nuclear medicine imaging technique that frequently uses gamma rays radioisotope or gamma camera to take the 2D or 3D...

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MSCT Scan

Multi-Slice Computed Tomography (MSCT) alternative to diagnostic coronary angiography is emerging as a non-invasive clinically reliable, fast-growing less invasive imaging technique alternative to conventional angiography, multislice...

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Multi-Slice Computed Tomography (MSCT)

Multi-Slice Computed Tomography (MSCT) alternative to diagnostic coronary angiography is emerging as a non-invasive clinically reliable, fast-growing less invasive imaging technique alternative to conventional angiography, multislice...

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Multiplanar Reformation (MPR)

Multiplanar reformation (MPR) is the process of using the data from axial CT images to create nonaxial two-dimensional images. MPR images are coronal, sagittal, oblique, or curved...

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MDCT – Indications, Contraindications

Multidetector computed tomography (MDCT) is considered a dramatic development in CT technology used for diagnostic imaging in this MDCT approach, a two-dimensional (2D) array of detector elements...

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Fundamental Blood Test

A fundamental blood test means is a leading or primary principle, overall test, which serves as the groundwork of a system essential part of a blood...

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