LECTURE 1: Types of Urine Specimen

1. First Morning Specimen

2. Random Specimen

3. Timed collection: 24-hour Specimen

4. 24hour Specimen collection

5. Fasting Specimen

6. 2hour post prandial specimen

7. Glucose Tolerance Specimen

8. Prostatic specimen

TYPES OF URINE SPECIMEN:

FIRST MORNING SPECIMEN

This is collected immediately on arising from sleep.

FIRST MORNING SPECIMEN

This is the urine that is retained in the bladder for approximately 8 hrs.

8 hours

First morning specimen is the urine that is retained in the bladder for approximately ___.

FIRST MORNING SPECIMEN

It is the ideal screening specimen to test substances that require concentration or incubation e.g, Nitrites and protein.

FIRST MORNING SPECIMEN

It is ideal for patients subjected to pregnancy testing because it prevents false negative pregnancy test results.

FIRST MORNING SPECIMEN

It evaluates and confirm orthostatic proteinuria

RANDOM SPECIMEN

This is the most commonly received urine specimen.

RANDOM SPECIMEN

Useful for routine screening tests to detect obvious abnormalities

RANDOM SPECIMEN

May show erroneous results due to the different factor that could affect the content or the composition of the patient’s urine sample

RANDOM SPECIMEN

For ______ collection, the patient is instructed for proper hydration. They are instructed to drink 24 – 32 ounce of water each hour for 2 hours before they collect their urine specimen.

24 – 32 ounce of water each hour for 2 hour

For Random specimen collection, the patient is instructed for proper hydration. They are instructed to drink ___________________ before they collect their urine specimen.

TIMED COLLECTION: 24-HOUR SPECIMEN

This is ideal for quantitative urine assay it can be 12 hour or 24 hours urine specimen.

12 hour or 24 hours

Timed collection: 24-hour Specimen is ideal for quantitative urine assay it can be ____ urine specimen.

TIMED COLLECTION

There are 2 types of _____ other than 12 hour and 24 hours collection and that is collected during the specific time of day and collected for predetermined length of time.

1. During the specific time of day

2. Collected for predetermined length time

2 TYPES OF TIME COLLECTION OTHER THAN 12 HOUR AND 24 HOURS COLLECTION:

• 2pm to 4pm

• 2hour collection for determining for urinary urobilinogen

Examples of collecting during the specific time of day:

(TIMED COLLECTION: 24-HOUR SPECIMEN)

2 pm to 4 pm

The maximal excretion of urinary urobilinogen.

urinary urobilinogen

2hour collection for determining for _____

(TIMED COLLECTION: 24-HOUR SPECIMEN)

TIMED COLLECTION: 24-HOUR SPECIMEN

Examples of predetermined length of time collections

• 2 hours

• 12 hours

• 24 hours

• Albumin

• Creatinine

• Albumin to creatinine ratio

What is collected (analytes) here (predetermined length of time collections) is quantitative urine assay such as:

(TIMED COLLECTION: 24-HOUR SPECIMEN)

TIMED COLLECTION: 24-HOUR SPECIMEN

What is collected (analytes) here (predetermined length of time collections) is quantitative urine assay such as:

• Albumin

• Creatinine

• Albumin to creatinine ratio

TIMED COLLECTION: 24-HOUR SPECIMEN

In the case of a ______ must begin and end the collection period with an empty bladder.

TIMED COLLECTION: 24-HOUR SPECIMEN

Refrigerated or added with a chemical preservative to prevent proliferation of bacteria.

FASTING SPECIMEN

2nd voided specimen after fasting.

FASTING SPECIMEN

For glucose monitoring

glucose monitoring

Fasting specimen is ideal for _____.

2 HOUR POST PRANDIAL SPECIMEN

Patient void before consuming routine meal

2 HOUR POST PRANDIAL SPECIMEN

2 hours after eating. Specimen is collected and tested for glucose

before

Patient void (before/after) consuming routine meal.

(2 HOUR POST PRANDIAL SPECIMEN)

after

2 hours (before/after) eating.

(2 HOUR POST PRANDIAL SPECIMEN)

glucose

In 2 hour post prandial specimen, the specimen is collected and tested for what?

GLUCOSE TOLERANCE SPECIMEN

Collection corresponds with blood samples drawing during GTT.

blood samples

In glucose tolerance specimen, the collection corresponds with what kind of samples during glucose tolerance test.

GLUCOSE TOLERANCE SPECIMEN

Urine is tested for glucose and ketones.

glucose; ketones

In glucose tolerance specimen, urine is tested for _____ and _____.

GLUCOSE TOLERANCE SPECIMEN

Usually, pregnant patients are subjected for ______. To help the physician in determining if they are at risk for diabetes mellitus during their pregnancy.

GLUCOSE TOLERANCE SPECIMEN

Results are reported along with the blood test results.

PROSTATIC SPECIMEN

It determines prostatic infection.

PROSTATIC SPECIMEN

It uses three-glass collection procedure

1. Three glass collection procedure

2. Pre- and Post Massage Test (PPMT)

TWO TYPES OF COLLECTION FOR PROSTATIC SPECIMEN:

prostatic infection

Prostatic specimen determines _____.

three-glass collection

Prostatic specimen uses _____ procedure

If the third specimen results to WBC/HPF & bacterial count is 10x greater than the first specimen.

This confirms a prostatic infection.

2nd specimen

What specimen in the three glass collection procedure is used as a control for bladder and kidney infection.

(PROSTATIC INFECTION)

3rd specimen

What specimen in the three glass collection procedure confirms prostatic infection.

(PROSTATIC INFECTION)

invalid

If 2nd specimen tests positive in a three glass collection procedure 3rd specimen will be?

(PROSTATIC INFECTION)