MIDTERM LEC: MICROSCOPIC EXAMINATION Flashcards
(36 cards)
Its purpose is to detect and to identify insoluble materials present in the urine
MICROSCOPIC EXAMINATION
Least standardized
MICROSCOPIC EXAMINATION
Identification of insoluble substances (formed elements)
* Red blood cells (RBCs)
* White blood cells (WBCs)
* Epithelial cells
* Casts
* Bacteria
* Yeast
* parasites
* Mucus
* Spermatozoa
* Crystals
* Artifacts
MICROSCOPIC EXAMINATION
most time-consuming
MICROSCOPIC EXAMINATION
Microscopic is performed based on physical and chemical
results
Macroscopic Screening / Chemical Sieving
Color, clarity, blood, protein, nitrite, leukocyte esterase, and possibly glucose
Macroscopic Screening / Chemical Sieving
Special populations: pregnant women; pediatric, geriatric, diabetic, immunocompromised, renal patients
Macroscopic Screening / Chemical Sieving
Sediment Standardization
STANDARDIZATION OF SEDIMENT PREPARATION
- Requested by the physician
- Laboratory-specified population
- Any abnormal physical or chemical result
- Laboratory criteria are programmed into automated instrumentation
Clinical and Laboratory Standards Institute (CLSI)
STANDARDIZATION OF SEDIMENT PREPARATION:
- Commercial System
- Specimen Volume
Commercial System
Commercial System
Commercial System
Commercial System
Commercial System
*
