108 results
Types of Renal Calculi

Calcium oxalate
 - Interstitial apatite plaque, Low urine volume, Increased urinary calcium excretion,
apatite plaque, Low urine ... duct plaque, Low urine ... - Magnesium, ammonium ... Infection with ammonia-producing ... organisms: Proteus
UROLITHIASIS 

80% of stones are composed of calcium oxalate or phosphate. Others include uric acid (9%),
overwhelms the renal ... system; are Mg ammonium ... urease forming Proteus ... breakdown yields ammonia ... acid levels, low urine
Normal Anion-Gap Acidosis (NAGMA) - Differential Diagnosis Framework and Workup

NAGMA
- Chem, ABG or VBG
- Calculate Anion
ammonium concentration ... - RenalUrine ... Renal Loss of HCO3 ... - Renal insufficiency ... Hypoaldosteronism - Renal
Urine Anion Gap in NAGMA
NA + K - Cl = surrogate for Urine NH4+
NH4+ is excreted
Urine Anion Gap ... surrogate for Urine ... negative AG implies ↑ ammonium ... RTA (nb ↑K) - Renal ... ThePeanutKidney #Urine
Distal Renal Tubular Acidosis (RTA)  Type 1 

Totally scuppers the kidney's acidification mechanism. Will be
Distal Renal Tubular ... diagnosis with direct urine ... ammonium assay. ... Failure to acidify urine
Urine Microscopy Crystals
Uric Acid crystals:
 - Formation promoted by acidic urine
 - Seen in tumor lysis
Urine Microscopy ... promoted by acidic urine ... disease Magnesium ammonium ... Proteus, Klebsiella ... independent of urine
Schematic representation of the major sources of ammonia production and its excretory pathway (GI = gastrointestinal,
major sources of ammonia ... production of ammonia ... elimination of ammonia ... production) of ammonia ... producing UTI (i.e proteus
Ammonium Urate Crystals on Urine Microscopy
Very much like a black sea urchin in these particular examples

Dr.
Ammonium Urate Crystals ... on Urine Microscopy ... @JoseTesser #Ammonium ... clinical #nephrology #urine
Urine Osmolar Gap Calculation

Urine Osmolar Gap represents ammonium salts = Measured Urine Osmolality - (2 x
Urine Osmolar Gap ... Calculation Urine ... Gap represents ammonium ... salts = Measured Urine ... + Urea/2.8) Urine
Causes Abnormal Urine Color - Differential Diagnosis
Turbid White Urine (Albinuria):
 • Chyluria, Filariasis, Schistosomiasis, Malignancy, Phosphaturia,
Causes Abnormal Urine ... Diagnosis Turbid White Urine ... * Green Urine: ... UTI caused by (Proteus ... , Tyrosinuria, Proteus