11 results
Increased Urinary Frequency - Differential Diagnosis Algorithm
Non-increased urine volume (<2mL/min), Rule out polyuria
Extrinsic to Urinary Tract:
Frequency - Differential ... Diagnosis Algorithm ... min), Rule out polyuria ... #Frequency #Differential ... #Diagnosis #Algorithm
Causes of Dysuria - Differential Diagnosis Algorithm
Pyuria - Leukocytes on Dipstick/Microscopy
 - Bacteriuria & Hematuria -
Pyuria - Leukocytes ... • Upper Urinary ... • Lower Urinary ... Trichomonas) No Pyuria ... deficiency • Interstitial
Urinary Tract Tuberculosis - Contrast-enhanced computed tomography (CT) of the abdomen showed mild dilatation of the
Urinary Tract Tuberculosis ... Urinary acid-fast ... #Tuberculosis #Pyuria ... #Smear #AFB #AcidFastBacilli
Polyuria - Differential Diagnosis Algorithm
Urine Output > 3L /day
Water Diuresis (Urine Osm <100 mOsm/kg)
 • Primary
Polyuria - Differential ... Diagnosis Algorithm ... Relief of prolonged urinary ... solute load #Polyuria ... Differential #Diagnosis #Algorithm
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
Algorithmic Approach ... to Acute Interstitial ... • UA: sterile pyuria ... MatthewHoMD #Acute #Interstitial ... Nephritis #AIN #Algorithm
Polyuria - Differential Diagnosis Algorithm
Polyuria = >3L Urine output / 24 hours
Urine osmolality = 2 (Na
Polyuria - Differential ... Diagnosis Algorithm ... Polyuria = >3L ... Diabetes Insipidus • Primary ... Polydipsia #Polyuria
Causes of Polyuria - Differential Diagnosis
Excess Intake of Water:
 • Primary polydipsia (a.k.a. "psychogenic polydipsia")
 •
Causes of Polyuria ... of Water: • Primary ... Hypercalcemia Polyuria ... Mimics (↑ urine frequency ... EricsMedicalLectures/ #Polyuria
Urinalysis Interpretation Algorithm - Symptomatic vs Asymptomatic Bacteruria
 - Symptomatic - Dysuria, Frequency, Urgency
 - Asymptomatic
Interpretation Algorithm ... , Frequency, Urgency ... , Frequency, Urgency ... regardless of urinary ... Interpretation #Algorithm
Causes of Polyuria - Differential Diagnosis Algorithm
Polyuria - Urine Output > 3L/day, Increased Urine Volume (>2ml/min)
Osmotic
Causes of Polyuria ... Differential Diagnosis Algorithm ... Polyuria - Urine ... Deprivation Test • Primary ... Insipidus #Polyuria
Hypokalemia - Differential Diagnosis
Poor Intake 
 - Starvation
 - Anorexia
GI Losses 
 - Vomiting / NG
Ureterosigmoidostomy Urinary ... Amphotericin B - Polyuria ... Potassium #Table #Classification