17 results
Acanthocytes in motion on Urine Microscopy - Phase Contrast

Dr. Jay R. Seltzer @jrseltzer

#Acanthocytes #motion #Urine #Microscopy
Acanthocytes in ... motion on Urine ... Seltzer @jrseltzer #Acanthocytes ... #motion #Urine ... Microscopy #clinical #nephrology
Acanthocyte on Urine Microscopy

Not a spaceship, not a UFO, just an acanthocyte caught “flying” in dark
Acanthocyte on Urine ... a UFO, just an acanthocyte ... VelezNephHepato #Acanthocyte ... #Urine #Microscopy ... #clinical #nephrology
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
(Negative urine ... (Positive urine ... albuminuria) - Active urine ... Post-infectious GN - Bland urine ... #Nephrology #Differential
Algorithm - Approach to the differential diagnosis of the patient presenting with overt glomerular proteinuria. CMV
overt glomerular proteinuria ... arbitrarily defined as urine ... high-power field + acanthocytes ... because nephritic urine ... nephrotic #syndrome #nephrology
Causes Abnormal Urine Color - Differential Diagnosis
Turbid White Urine (Albinuria):
 • Chyluria, Filariasis, Schistosomiasis, Malignancy, Phosphaturia,
Causes Abnormal Urine ... Hyperoxalirua, Heavy Proteinuria ... , Lipiduria, Tuberculosis ... * Green Urine: ... Differential #Diagnosis #nephrology
Nephritic vs Nephrotic Syndrome

Step 1: If the patient has hematuria and/or proteinuria, think about nephrotic/nephritic syndromes.
Step
hematuria and/or proteinuria ... dysmorphic RBCs in urine ... Comparison #Algorithm #Nephrology
Glomerular Diseases - Nephritic and Nephrotic Syndromes

Nephritic syndrome—due to GBM disruption. 
Hypertension. t BUN and creatinine.
RBC casts in urine ... Proteinuria often ... Massive proteinuria ... Classification #Proteinuria ... #Nephrology #Diagnosis
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
WBCs, or urine ... → Urine culture ... glomerular bleeding (proteinuria ... → Refer to Nephrology ... cystoscopy • Refer to Nephrology
Urine Specific Gravity - Interpretation
Specific Gravity = Density of urine / Density of water
SG close to
Urine Specific Gravity ... Gravity = Density of urine ... Glycosuria • Proteinuria ... EricsMedicalLectures/ #Urine ... #differential #nephrology
Albuminuria (Grades) and Risk for CKD
Normal to mildly increased albuminuria:
 - Albumin excretion rate: < 30
Nephrotic-range proteinuria ... : - Urine total ... nephrotic range proteinuria ... classification #CKD #nephrology ... #diagnosis #proteinuria