Squamous epithelial cells
These are often present in the urinary sediment
They are large and irregularly shaped, with a small nucleus and fine granular cytoplasm
Calcium Oxlalate crystals are normal in urine.
Appearance: colorless, many forms:
Dihydrate: octahedral (“envelope”) is most common
Monohydrate: dumbbell, ovoid, or ...
Bilirubin crystals are abnormal crystals in urine.
Appearance: Yellow-brown needles or granules. They are frequently attached to the surface of cells.
Bilirubin crystals are seen ...
Cystine Crystals are abnormal in urine.
Appearance: colorless, thin, hexagonal plates.
Cystine crystals are found in the inherited condition, cystinuria.
Cystine crystals are the most ...
Unfertilized egg of A. lumbricoides. Note the prominent mammillations on the outer layer.
Infertile, decorticated egg of Ascaris lumbricoides
It is the yellowish appearance of cerebrospinal fluid.
CT, a type of brain scan
The tube at the right side
is prepared by spinning a tube of fresh blood containing an anticoagulant (purple top tube) in a centrifuge until the blood cells fall to the bottom of the tube. The blood ...
<1> Clean slides
<2> The size of the drop: not more than 10microL
< 3> Speed of spreading action: Don’t move it too slow or too fast to have feathered edge smear.