89 results
Small Vessel Vasculitides
 • Granulomatosis with polyangiitis - Granulomatous manifestations (e.g., nasal crusting, destructive sinusitis, pulmonary
Small Vessel Vasculitides ... destructive sinusitis, pulmonary ... Cryoglobulinemic vasculitis ... #vasculitis #differential ... #diagnosis
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
Petechiae/Purpura - Diagnostic ... Pathophysiology: ... commonly renal and pulmonary ... #Diagnosis # ... Palpable #Algorithm #Differential
Giant Cell (Temporal) Arteritis: Pathogenesis and investigations
Risk Factors:
 - Unclear environmental triggers (may be viral, not
old; F>M Signs/Symptoms ... palpation - Vasculitic ... Temporal #Arteritis #Pathophysiology ... #Diagnosis #Signs ... #Symptoms #Vasculitis
More common & convincing pneumonia mimics 

Aspiration pneumonitis, 
Pulmonary vasculitis, 
Acute eosinophilic pneummia,  
Cryptogeric organizing
pneumonitis, Pulmonary ... vasculitis, Acute ... of idiopathic pulmonary ... Pneumonia #Mimics #Differential ... #Diagnosis #Pulmonary
Hemoptysis Differential Diagnosis Framework
Cardiovascular: Pulmonary embolism, Heart failure, Vasculitis, Valvular disease, Arteriovenous malformation
Pulmonary - Airway: Bronchitis,
Hemoptysis Differential ... Diagnosis Framework ... Heart failure, Vasculitis ... #Hemoptysis #Differential ... #Diagnosis #algorithm
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential ... Diagnosis Framework ... progressing GN • New pulmonary ... Presentation - Systemic Symptoms ... differential #diagnosis
Causes of Hemoptysis - Differential Diagnosis Algorithm
Massive Hemoptysis (>I00 mL in 24 hours)
 • Malignancy
 •
of Hemoptysis - Differential ... Diagnosis Algorithm ... Vasculitis Infection ... Vasculitis • ... #Diagnosis #Algorithm
Pulmonary Renal Syndromes and Mimics - Differential Diagnosis Framework
Diffuse alveolar hemorrhage + rapidly progressive glomerulonephritis
90%:
 -
Pulmonary Renal ... Syndromes and Mimics - Differential ... Diagnosis Framework ... Kumfer @AnnKumfer #Pulmonary ... #Diagnosis
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
symptomatology Differential ... Diagnosis for Pulmonary ... ANCA-positive vasculitis ... Renal #Syndrome #differential ... #diagnosis #nephrology
Lung Nodules - Differential Diagnosis by Distribution
 • Centrilobular: Hypersensitivity Pneumonitis, RB-ILD, Pneumoconiosis, Infectious Bronchiolitis, Vasculitis,
Lung Nodules - Differential ... Diagnosis by Distribution ... Bronchiolitis, Vasculitis ... #Diagnosis #Distribution ... #pulmonary