3823 results
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Causes of Polycythemia ... Relative - Normal RBC ... Cyanosis without Pulmonary ... Apnea • Chronic Pulmonary ... Diagnosis #Algorithm #Causes
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Pulmonary Renal ... coagulopathy) • CBC ... Goodpasture's cause ... gross hematuria, RBC ... casts, low grade
Urine Microscopy and Casts - Image Atlas Key

- Squamous Epithelial Casts
- Transitional Epithelial Cells
- Renal Tubular
Microscopy and Casts ... - Monomorphic RBCs ... - Dysmorphic RBCs ... - WBC Cast - ... RBC Cast - Fatty
Hypophosphatemia and Hypoxia - Pathophysiology

↓ Phosphate leads to ↓ red cell 2,3-DPG and a  reduction
does also impact RBC ... hemolysis, ↓ in RBC ... Phosphate is a cause ... pathophysiology #pulmonary
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
/ Normochromic RBCs ... TIBC, Hypochromic RBCs ... Decreased RBC ... Disorder • RBC ... Diagnosis #Algorithm #Causes
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
Causes of Anemia ... Macrocytes, Normal RBCs ... Spherocytes, RBC ... ) - Abnormal RBCs ... Diagnosis #Algorithm #Causes
Hepatopulmonary Syndrome - Illness Script
HPS is a pulmonary disorder of chronic liver disease characterized by a
Script HPS is a pulmonary ... liver disease 2) pulmonary ... overperfusion + decreased RBC ... arteriovenous shunting causes ... air) - ABG • Pulmonary
Nephritic vs Nephrotic Syndrome

Step 1: If the patient has hematuria and/or proteinuria, think about nephrotic/nephritic syndromes.
Step
glomerular hematuria (RBC ... casts or dysmorphic ... RBCs in urine)?
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
Urinalysis >3 RBCs ... (proteinuria, RBC ... casts, dysmorphic ... RBCs)? ... Nephrology if cause
Causes of Proteinuria - Differential Diagnosis Algorithm
Persistent Proteinuria >150mg/d protein present on repeat testing including overnight
Causes of Proteinuria ... urine sediment - WBC ... /RBC casts ... Diagnosis #Algorithm #Causes