493 results
Urine Specific Gravity - Interpretation
Specific Gravity = Density of urine / Density of water
SG close to
Urine Specific Gravity ... Gravity = Density of urine ... Interpretation #diagnosis ... #differential # ... nephrology
Abnormally Colored Urine - Differential Diagnosis Framework
Red:
 - Hematuria, Hemoglobinuria, Myoglobinuria
 - Beets, Rhubarb, Blackberries, Artificial
- Differential ... Diagnosis Framework ... bag syndrome (chronically ... Discoloration #Differential ... #Diagnosis #nephrology
Purple Urine Bag Syndrome
Chronic, indwelling catheter + bacteriuria (Providencia, Klebsiella, E.coli*) + alkaline urine
Tryptophan → Indoxyl
Purple Urine Bag ... E.coli*) + alkaline urine ... #Bag #Syndrome ... clinical #photo #differential ... #diagnosis
Normal Anion-Gap Acidosis (NAGMA) - Differential Diagnosis Framework and Workup

NAGMA
- Chem, ABG or VBG
- Calculate Anion
Acidosis (NAGMA) - Differential ... Diagnosis Framework ... Calculate Anion Gap - UAG ... #Diagnosis #Workup ... #nephrology
Hyponatremia - Differential Diagnosis and Evaluation Algorithm
In addition to edema and urine concentration, always consider urine
Hyponatremia - Differential ... Diagnosis and Evaluation ... addition to edema and urine ... always consider urine ... #Algorithm #nephrology
Hypo-osmolar Hypotonic HypoNatremia Algorithm (Serum Na+ < 135 meq/L, serum Osm < 275 mosm/kg)
Assess Volume Status,
Status, Check Urine ... Na, Urine Osm ... Hyponatremia #Algorithm #Diagnosis ... #Nephrology #Differential
True Hyponatremia Differential Algorithm

Instead (or in addition) of volume status examination, check urine sodium and serum
True Hyponatremia Differential ... uric acid: - Urine ... #Hyponatremia #Differential ... #Algorithm #Diagnosis ... #Nephrology
Causes Abnormal Urine Color - Differential Diagnosis
Turbid White Urine (Albinuria):
 • Chyluria, Filariasis, Schistosomiasis, Malignancy, Phosphaturia,
Color - Differential ... Diagnosis Turbid ... Bag Syndrome - ... discoloration #Differential ... #Diagnosis #nephrology
Polyuria - Differential Diagnosis Algorithm
Urine Output > 3L /day
Water Diuresis (Urine Osm <100 mOsm/kg)
 • Primary
Polyuria - Differential ... Diagnosis Algorithm ... #Polyuria #Differential ... #Diagnosis #Algorithm ... #causes #nephrology
Hypokalemia Differential Diagnosis Algorithm using Urine Potassium to Creatinine Ratio

#Hypokalemia #Differential #Diagnosis #Algorithm #Potassium #Creatinine #Ratio
Hypokalemia Differential ... Diagnosis Algorithm ... using Urine Potassium ... #Diagnosis #Algorithm ... Creatinine #Ratio #nephrology