1063 results
Urinalysis Interpretation (UA)

Bacteria, Leukocyte esterase, WBC, Nitrite, RBC, Epithelial 
cells, pH

#Diagnosis #Urinalysis #Interpretation #Analysis
Leukocyte esterase, WBC ... , Nitrite, RBC, ... cells, pH #Diagnosis
Algorithm and Differential Diagnosis of Macroscopic Hematuria
Important Historical Elements:
- Painless: suggests malignancy
- Painful: suggests calculi/infection
- Urinalysis:
and Differential Diagnosis ... dysmorphic RBC’s, RBC ... /WBC casts, proteinuria ... neck, prostatic) #Diagnosis
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
- Differential Diagnosis ... urine sediment - WBC ... /RBC casts ... #Proteinuria #Nephrology ... #Differential #Diagnosis
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
Hematuria Workup and Diagnosis ... of UTI, urine WBCs ... → Refer to Nephrology ... cystoscopy • Refer to Nephrology ... uw_IMresidency #Hematuria #Diagnosis
Arthrocentesis - Synovial Fluid Analysis
Normal < 150 WBC, Colorless/Straw color, High Viscosity
Noninflammatory < 3,000 WBC, Straw/yellow
Analysis Normal < 150 WBC ... Noninflammatory < 3,000 WBC ... Inflammatory > 3,000 WBC ... purulent) > 50,000 WBC ... interpretation #diagnosis
RBC Casts on Urine Microscopy

Dr. Telma Lemos @TELMALEMOS10

#RBC #Casts #Urine #Microscopy #clinical #nephrology
RBC Casts on Urine ... TELMALEMOS10 #RBC ... Microscopy #clinical #nephrology
"Normal Kidney" by Renalfellow.org

#Pocus #nephrology #kidney #ultrasound #diagnosis #management #clinical
Renalfellow.org #Pocus ... #nephrology #kidney ... #ultrasound #diagnosis
Algorithmic Approach to Acute Interstitial Nephritis
When to suspect AIN? (not sensitive)
 • AKI, AKD, rapidly progressive
sterile pyuria, WBC ... AIN #Algorithm #nephrology ... #diagnosis
Urine Microscopy - Casts
Acellular Casts
 • Hyaline Casts - Consists of only precipitated Tamm-Horsfell protein without
Cellular Casts: • RBC ... glomerulonephritis • WBC ... Urine #Microscopy #nephrology ... interpretation #diagnosis
Nephritic vs Nephrotic Syndrome

Step 1: If the patient has hematuria and/or proteinuria, think about nephrotic/nephritic syndromes.
Step
glomerular hematuria (RBC ... Comparison #Algorithm #Nephrology ... #Diagnosis