Quick Review Cards for Medical Laboratory Science

Normal Crystals Found in Alkaline

Urinecontinued

Urinalysis and Body

Fluids Review 504

Calcium phosphate

Calcium carbonate

Needles, rosettes, “pointing finger” Only needle form seen in alkaline urine.

Colorless dumbbells or aggregates

CRYSTAL DESCRIPTION COMMENTS

From Strasinger SK, Di Lorenzo MS. Urinalysis and Body Fluids, 5th ed. Philadelphia: FA Davis; 2008:113.