hyperoxaluria

This term is a specialized medical descriptor used primarily in clinical pathology and nephrology. It describes a biochemical state rather than a general symptom, carrying a neutral, diagnostic tone. It is almost exclusively used in professional medical reports, academic journals, or patient diagnoses.

As a medical condition referring to a specific chemical concentration in the urine, the term is uncountable. It describes a state of being or a physiological condition, meaning it does not take a plural form and cannot be counted as individual units.