Crystalluria

Crystalluria

Struvite crystals found in a urinalysis
Classification and external resources
ICD-10	R82.9
ICD-9-CM	791.9

Crystalluria refers to crystals found in the urine when performing a urine test. Crystalluria is considered as one of the side effects of sulfonamides and penicillins.

Clinical significance

It can be an indication of urolithiasis.

It can be associated with cystinuria.^[1] It leads to formation of stones.

↑ Daudon M, Cohen-Solal F, Barbey F, Gagnadoux MF, Knebelmann B, Jungers P (July 2003). "Cystine crystal volume determination: a useful tool in the management of cystinuric patients". Urol. Res. 31 (3): 207–11. doi:10.1007/s00240-003-0319-0. PMID 12748836.

Components and results of urine tests (CPT 81000–81099; R80–R82, 791)

Components

Chemical properties

Abnormal findings

Red blood cells	Hematuria (Microscopic hematuria)

White blood cells	Eosinophiluria

Proteinuria	Albuminuria/Microalbuminuria Myoglobinuria Hemoglobinuria

Small molecules	Glycosuria Ketonuria Bilirubinuria Hyperuricosuria/Hypouricosuria Aminoaciduria

Pathogens	Bacteriuria

Other	Chyluria Crystalluria osmolality (Isosthenuria, Hypersthenuria)

This article is issued from Wikipedia - version of the 5/24/2016. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.