Oxalate (24h u) (Urine (u))
| Testcode: | E_OXAL24 |
| Specimens: | 10 ml Urine (u) |
| Preanalytics/Notes: | 24-hour urine collection (specify collection volume and time). At the end of the collection period, acidify the urine sample (10 ml) with 4–5 drops of 20% hydrochloric acid and send it frozen. |
| Method: | Enzymatic colorimetric assay |
| Dimension: | mg/24h |
| Alternate dimension: | mmol/24h (Factor: 0.011) Calculator |
| Set-up: | Mon Tue Wed Thu Fri Sat Sun |
| Duration: | 7 days |
| Indication/Significance: | Indication of urolithiasis |
| Interpretation: |
Three different types more… Three different types have to be differentiated and diagnosed correctly: - Primary hyperoxaluria - Secondary hyperoxaluria as a result of intestinal hyperabsorption of oxalate or an extreme oxalate absorption from food - Mild hyperoxaluria: this form is frequently found in idiopathic calcium oxalate lithiasis. |
| Further tests: | Excretion in 24 h urine of calcium, cystine, phosphate, citrate |
Reference range / valuation (openclose)
| male | ||
|---|---|---|
| from 0 - 15 Years | 13 - 38 mg/24h | |
| from 16 Years - 120 Years | 7 - 44 mg/24h | |
| female | ||
|---|---|---|
| from 0 - 15 Years | 13 - 38 mg/24h | |
| from 16 Years - 120 Years | 4 - 31 mg/24h | |
Representation of age: "from" refers to the commenced year(s) (month) of age; "until" refers to the completed year(s) (month) of age.
initial letter
Abrechnung GOÄ
Die Kosten werden für den i. d. R. genutzten 1,15-fachen GOÄ-Satz dargestellt. Wird die Untersuchung nicht in Ihrem regionalen Labor durchgeführt, erfolgt die Analyse in dem Labor, das im Leistungsverzeichnis genannt ist. In diesem Fall gilt der dort für die Untersuchung angegebene Preis.