74 results
Abnormally Colored Urine - Differential Diagnosis Framework
Red:
 - Hematuria, Hemoglobinuria, Myoglobinuria
 - Beets, Rhubarb, Blackberries, Artificial
- Differential ... Green / Blue: - Chronic ... bag syndrome (chronically ... Discoloration #Differential ... #Diagnosis #nephrology
Algorithm for Differentiating Gitelman syndrome from Bartter syndrome
 • Urine Chloride
 • Urine Ca/Cr ratio

Dr. Krithika
from Bartter syndrome ... • Urine Chloride ... • Urine Ca/Cr ... #Gitelman #syndrome ... Bartter #Algorithm #nephrology
Causes Abnormal Urine Color - Differential Diagnosis
Turbid White Urine (Albinuria):
 • Chyluria, Filariasis, Schistosomiasis, Malignancy, Phosphaturia,
Color - Differential ... vesico-enteral fistula, Chronic ... Bag Syndrome - ... discoloration #Differential ... #Diagnosis #nephrology
Polyuria - Differential Diagnosis Algorithm
Urine Output > 3L /day
Water Diuresis (Urine Osm <100 mOsm/kg)
 • Primary
Polyuria - Differential ... Water Diuresis (Urine ... Partial Dl • Chronic ... #Polyuria #Differential ... Algorithm #causes #nephrology
Purple Urine Bag Syndrome
Chronic, indwelling catheter + bacteriuria (Providencia, Klebsiella, E.coli*) + alkaline urine
Tryptophan → Indoxyl
Purple Urine Bag ... Syndrome Chronic ... E.coli*) + alkaline urine ... #Bag #Syndrome ... clinical #photo #differential
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted - 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting,
Metabolic Alkalosis - Differential ... hyperaldosteronism • Low Urine ... (late) • High Urine ... Metabolic #Alkalosis #Differential ... Diagnosis #Algorithm #Nephrology
Renal Tubular Acidosis - Differential Diagnosis Algorithm
Decreased Serum K, Urine pH < 5.5 - Proximal RTA
Decreased
Tubular Acidosis - Differential ... Decreased Serum K, Urine ... tract obstruction, Chronic ... Tubular #Acidosis #Differential ... Diagnosis #Algorithm #nephrology
Workup for Hypophosphatemia - Differential Diagnosis Framework
Rule out spurious hypophosphatemia: paraproteinemia, acute leukemia
Measure Urine Fractional Excretion
Hypophosphatemia - Differential ... leukemia Measure Urine ... Malabsorption, Chronic ... Hypophosphatemia #Differential ... Workup #phosphate #nephrology
Primary Metabolic Alkalosis - Differential Diagnosis Algorithm
Volume Depleted 2° hyperaldosteronism
 • Low Urine Cl-: Vomiting, NGT
Metabolic Alkalosis - Differential ... hyperaldosteronism • Low Urine ... (late) • High Urine ... Metabolic #Alkalosis #Differential ... Diagnosis #Algorithm #nephrology
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
symptomatology Differential ... • Labs: CBC, cr ... , anti-CCP • CXR ... #differential # ... diagnosis #nephrology