1546 results
Summary of Agents Potentially Contributing to False Positives on Urine Drug Screens (UDS)
Marijuana Metabolites
 • dronabinol,
False Positives on Urine ... levofloxacin, ofloxacin, poppy ... seeds, poppy oil ... FalsePositives #Urine
Causes Abnormal Urine Color - Differential Diagnosis
Turbid White Urine (Albinuria):
 • Chyluria, Filariasis, Schistosomiasis, Malignancy, Phosphaturia,
Causes Abnormal Urine ... Diagnosis Turbid White Urine ... listed under green urine ... * Green Urine: ... : • Purple Urine
Urine Microscopy Guide

#Diagnosis #Path #Nephrology #Urine #Microscopy #Chart #Guide #atlas
Urine Microscopy ... Path #Nephrology #Urine
Normal Anion-Gap Acidosis (NAGMA) - Differential Diagnosis Framework and Workup

NAGMA
- Chem, ABG or VBG
- Calculate Anion
Gap - UAG and Urine ... gap - UA with urine ... Gap - Estimate urine ... (+) NH4 in the urine ... - Renal • Urine
Urine Color - Differential Diagnosis
Red Urine:
 • Medical conditions: bleeding, porphyria, factitious disorder
 • Meds: rifampin,
Urine Color - Differential ... Diagnosis Red Urine ... spinach) Orange Urine ... red or orange urine ... ) Purple Urine:
Urine Microscopy Crystals
Uric Acid crystals:
 - Formation promoted by acidic urine
 - Seen in tumor lysis
Urine Microscopy ... promoted by acidic urine ... promoted by alkaline urine ... independent of urine ... independent of urine
False Positive Urine Drug Screens
Amphetamines - Amantadine, brompheniramine. bupropion, chlorpromazine, desipramine, ephedrine, isometheptene, isoxsuprine, labetalol, phentermine,
False Positive Urine ... fluoroquinolones, poppy ... Positive #UDS #Urine
Urine Electrolyte Interpretation - AKI, Hyponatremia, Hypokalemia and Non-Gap Metabolic Acidosis

#Urine #Electrolytes #Interpretation #ULytes #AKI #FENa
Urine Electrolyte ... Metabolic Acidosis #Urine
True Hyponatremia Differential Algorithm

Instead (or in addition) of volume status examination, check urine sodium and serum
examination, check urine ... uric acid: - Urine ... hyponatremia - Urine
Normal urine output 
- 0.5 to 1.5 cc/kg/hour 
- A patient should be urinating at least
Normal urine output ... - Decreased urine ... No or minimal urine ... in adults #urine