3338 results
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
Macrocytes, Normal RBCs ... Polychromatic Macrocytes, RBC ... Spherocytes, RBC ... ) - Abnormal RBCs ... Algorithm #Causes #Hematology
Urine Microscopy and Casts - Image Atlas Key

- Squamous Epithelial Casts
- Transitional Epithelial Cells
- Renal Tubular
Hyaline Cast - WBCs ... - Monomorphic RBCs ... - Dysmorphic RBCs ... - WBC Cast - RBC
Pathophysiology of Hemolytic Anemia
 - Defects in RBC internal contents (thalassemia, hemoglobinopathies, and metabolic defects)
 -
- Defects in RBC ... - Defects in RBC ... Defects in the RBC's ... Hemolytic #Anemia #hematology
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
/ Normochromic RBCs ... TIBC, Hypochromic RBCs ... Decreased RBC ... Disorder • RBC ... Algorithm #Causes #Hematology
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Neutrophils - Low RBC ... Pernicious Anemia RBCs ... Cells, Normal WBCs ... Algorithm #Causes #Hematology
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
Urinalysis >3 RBCs ... of UTI, urine WBCs ... (proteinuria, RBC ... casts, dysmorphic RBCs
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
2) External (RBC ... 3) Internal (RBC ... Smear ↑ abnormal RBCs ... Differential #Diagnosis #hematology
Anemia Diagnostic Algorithm

Mean corpuscular (cell) volume (MCV): Average RBC size. Under 80 = microcytic. Between 80-95
(MCV): Average RBC ... among size of RBCs ... wide range of RBC ... reticulocytes (immature RBCs ... Diagnosis #Workup #Hematology
Nephritic vs Nephrotic Syndrome

Step 1: If the patient has hematuria and/or proteinuria, think about nephrotic/nephritic syndromes.
Step
glomerular hematuria (RBC ... or dysmorphic RBCs
The differential diagnosis for an elevated MCHC (mean corpuscular hemoglobin concentration) includes:

Conditions with Abnormal RBCs:
 •
with Abnormal RBCs ... : • Abnormal RBC ... Xerocytosis • RBC