Yes, it is the opposite of the adjective "treated" (attended to).
The word treated is the past tense and past participle of the verb "to treat."
Untreated can be an adjective. For instance, "Untreated colds have no dangers, but untreated strep throat can lead to complications."
An untreated dry socket can lead to infection.
No, the major complication of untreated hernia is not cancer.
If you do anything about it, then by definition you aren't leaving it untreated.
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If hyperglycemia is left untreated, it can lead to ketoacidosis.
You have given a double meaning - if it's untreated, then there is NO creosote. If there IS creosote then it IS treated. -Which is it to be.
Untreated otosclerosis eventually results in total deafness, usually in both ears.
You will become sterile if PID goes untreated; worst case scenario is death.
You can use untreated as long as you have a treated sill plate. Untreated wood should not touch the concrete.
The correlation between suicide rate and untreated depression is almost directly proportional. Most untreated cases of depression end up translating in to suicide cases.
Untreated hemophilus infections--particularly meningitis, sepsis, and epiglottitis--have a high mortality rate.
Yes, it is one of the main. There is a lot of untreated sewage.