330 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
Blood Product Components, Contents, Volume and Shelf Life

Whole blood (autologous or directed donations) - RBC and
WBC and platelets ... Hct of 70-80% - RBC ... plasma, a few RBC ... ofplasma, a few RBC ... Volume #Hematology #Management
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 Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
- Differential Diagnosis ... Algorithm Decreased WBCs ... Polychromatic Macrocytes, RBC ... Spherocytes, RBC ... #Differential #Diagnosis
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
- Differential Diagnosis ... Decreased RBC ... Infiltration Increased RBC ... Thalassemia • RBC ... Disorder • RBC
Bone Tumor Location within the Skeleton

Epiphysis: 
Only a few lesions are located in the epiphysis, so
the differential diagnosis ... Metaphysis: NOF, SBC ... Ewing's sarcoma, SBC ... , ABC, Enchondroma ... Epiphysis #Radiology #MSK
The differential diagnosis for an elevated MCHC (mean corpuscular hemoglobin concentration) includes:

Conditions with Abnormal RBCs:
 •
The differential diagnosis ... with Abnormal RBCs ... : • Abnormal RBC ... Xerocytosis • RBC ... #Differential #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
Diagnostic approach to a limping child with an antalgic gait. 

(CBC = complete blood count; CRP
Diagnostic approach ... (CBC = complete ... resonance imaging; WBC ... Peds #Pediatrics #Diagnosis
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
Hematuria Workup and Diagnosis ... Urinalysis >3 RBCs ... of UTI, urine WBCs ... (proteinuria, RBC ... uw_IMresidency #Hematuria #Diagnosis