55 results
Metabolic Pathways of Purple Urine Bag Syndrome: Adopted from chart originally published in Purple Urine Bag
Metabolic Pathways ... Bag Syndrome: Adopted ... Bag Syndrome: A ... #Pathophysiology ... #Bag #Syndrome
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting, NGT
Primary Metabolic ... - Differential Diagnosis ... hyperaldosteronism • Low Urine ... (late) • High Urine ... #Primary #Metabolic
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Primary Metabolic ... - Differential Diagnosis ... hyperaldosteronism • Low Urine ... (late) • High Urine ... #Differential #Diagnosis
Causes of Metabolic Alkalosis - Differential Diagnosis Algorithm
Urine chloride < 20 mmol/l - Chloride responsive (Chloride
Causes of Metabolic ... - Differential Diagnosis ... Algorithm Urine ... diuretic use Urine ... , Gitelman's Syndrome
Purple Urine Bag Syndrome
Chronic, indwelling catheter + bacteriuria (Providencia, Klebsiella, E.coli*) + alkaline urine
Tryptophan → Indoxyl
Purple Urine Bag ... Syndrome Chronic ... #Bag #Syndrome ... #PUBS #pathophysiology ... #differential #diagnosis
Hematuria - Differential Diagnosis Framework

Gross Hematuria: Red/Dark urine
 • 1ml blood/liter urine can induce color change
- Differential Diagnosis ... disease - Alport syndrome ... pain hematuria syndrome ... - RBC casts → Diagnostic ... • Nutcracker syndrome
Metabolic Alkalosis - Urinary Chloride Algorithm
Cl- responsive metabolic alkalosis
 • Kidney loss of Cl-
diuretic use, Bartter syndrome ... , Gitelman syndrome ... LiCl use The urine ... Urine chloride is ... #differential #diagnosis
Atlas of Urine Microscopy Findings
 • Epithelial cells - Normal
 • Renal tubular cells - Acute
Atlas of Urine Microscopy ... also be seen if urine ... Red cell casts - Diagnostic ... crystals may indicate metabolic ... #key #diagnosis
Urine Microscopy Crystals
Uric Acid crystals:
 - Formation promoted by acidic urine
 - Seen in tumor lysis
Urine Microscopy ... promoted by acidic urine ... in tumor lysis syndrome ... - Diagnostic of ... #Microscopy #Crystals
Approach to Elevated Bicarbonate (HCO3)
Risk Factors for Hypercapnea? (Hx of COPD, OSA, sedative use, CNS/muscular disorders?)
(+)
Gas) (-) Likely Metabolic ... Alkalosis Urine ... Volume Contraction Urine ... Barter, or Gitelman Syndrome ... alkalosis #algorithm #diagnosis