7/27/2019 02 Hematuria & Proteinuria and Methods of Evaluating It - Fm

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Definition of Terms

Hematuria

Abnormal presence of blood in the urine More than three red cells per high-power field on at least two occasions.

Initial Hematuria: Bleeding at the start of urination

- indicates urethral pathology

Terminal Hematuria: Bleeding at the end of urination

- Indicates pathology of the bladder neck, posterior urethra, or prostate.Total Hematuria: Bleeding throughout urination

- Indicates pathology above the bladder neck

Proteinuria

Excessive protein excretion in the urine, generally greater than 150-160 mg/24hr in adults.

Transient proteinuria : normal renal function, bland urine sediment, normal blood pressure,absence of significant edema, quantitative protein excretion of usually less then 1g/day; that is not

indicative of significant underlying renal disease, and the proteinuria disappears upon repeat

testing

Orthostatic proteinuria thin adolescents or adults younger than 30 years (may be associated withsevere lordosis); renal function is normal and proteinuria usually is less than 1g/day; overnighturine collection shows normal protein excretion (