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A 24-year-old female asked:

Could u explain to me what exactly non specific t wave abnormality means i don't understand what t wave is?

5 doctor answers5 doctors weighed in
Dr. Erin Robertson
General Practice 20 years experience
Not diagnostic : You have to think of an EKG as a map. It's a pattern of vectors. It visually documents the direction, timing, and strength of electrical activity in your heart. The T-wave represents the restoration of electrical baseline charge aka "repolarization" of both ventricular muscles, like recharging a battery. Wave changes need to be interpreted in context by a qualified clinician, not the machine.
Dr. Stephen Southard
Internal Medicine 16 years experience
T wave: Is the final hump you see in an EKG complex. It represents the "repolarization" of the atria (top chambers) of the heart. It serves to mark the point where atria are "recharging" to allow for the next cycle of heart pumping. Non specific changes refer to electrical abnormalities in the appearance of the "hump" that has no clear concerning pathologic cause.
Dr. Erin Robertson
General Practice 20 years experience
things get messy...normally, atrial repolarization is very small, and occurs during the QRS wave (the big spike). You don't typically see it at all. Ta waves are not necessarily T-wave changes (the last little hump). The normal T wave is ventricular *repolarization.* For total TMI inundation review: https://cardiophile.org/atrial-repolarization-wave/
Dec 8, 2014
Dr. Kathy Robinson
Family Medicine 33 years experience
T waves: See the added diagram. The large wave on the EKG is called the QRS complex. It appears when the ventricles contract and the T wave after it is a repolarization wave that occurs when the ventricles relax. Non specific T wave abnormalities may mean that the T waves are flattened or inverted. This is not specific for any abnormality. There are many causes for this.
Dr. Volkan Tuzcu
Pediatric Cardiology 32 years experience
Ecg: There are several reasons why t waves change, not always pathological , if no pathological reasons are found then we call it nonspecific t wave changes
A Verified Doctoranswered
A US doctor answeredLearn more
Description: The ECG tracing is an electrical tracing of your heart. Non specific t wave abnormality may be written by a doctor or by the ECG machine using its algorithm code to interpret the ECG. It means that there is no clear diagnostic pattern in the ECG and is not useful for making a diagnosis. Nothing to worriy about
Last updated Jan 23, 2017


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