58 results
Small Vessel Vasculitides
 • Granulomatosis with polyangiitis - Granulomatous manifestations (e.g., nasal crusting, destructive sinusitis, pulmonary
destructive sinusitis, pulmonary ... Interstitial lung disease ... • Eosinophilic ... polyangiitis - Asthma. eosinophilia ... #diagnosis
ANCA-Associated Vasculitis
There are many definitions, but most come down to the presence of granulomas (pathologically or
ANCA-Associated Vasculitis ... pathologically or clinically ... StanfordChiefs #ANCA #Vasculitis ... #differential #diagnosis ... #algorithm #rheumatology
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
Connective tissue disease ... dermatology #semiology #signs ... #lesions #diagnosis ... #clinical #manifestations ... #pathology #lesions
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Differential Diagnosis ... ANCA-positive vasculitis ... (Eosinophilic granulomatosis ... ANCA-negative vasculitis ... #differential #diagnosis
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... progressing GN • New pulmonary ... • EGPA: - Eosinophilia ... Differential Diagnosis ... purpura: strong sign
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
• Idiopathic pulmonary ... Sarcoidosis • Vasculitis ... polyangiitis, Eosinophilic ... syndrome) • Eosinophilic ... #ILD #diagnosis
Granulomatous Lung Disease - Differential Diagnosis Algorithm
OP: organising pneumonia; EGPA: eosinophilic granulomatosis with polyangiitis; NSG: necrotising
- Differential Diagnosis ... Algorithm OP: organising ... pneumonia; EGPA: eosinophilic ... #pulmonary #Differential ... #Diagnosis #Algorithm
Cough - Diagnostic Schema

Infectious: URTI, LRTI, Bacterial, Viral
Irritant/Exposure: Allergic, Post-infectious, Pneumonitis, ACEi, PTX, Foreign Body
Airway Disease:
Cough - Diagnostic ... organ/systemic disease ... CHF, Autoimmune Vasculitis ... mycobacterial), Eosinophilic ... #Differential #Algorithm
Hemoptysis Differential Diagnosis Framework
Cardiovascular: Pulmonary embolism, Heart failure, Vasculitis, Valvular disease, Arteriovenous malformation
Pulmonary - Airway: Bronchitis,
Hemoptysis Differential Diagnosis ... Heart failure, Vasculitis ... , Valvular disease ... #Differential #Diagnosis ... #algorithm #pulmonary
Causes of Dyspnea - Differential Diagnosis Algorithm
Cardiac:
 • Dysrhythmia
 • Ischemia
 • Cardiomyopathy
 • Valvular disease
- Differential Diagnosis ... Algorithm Cardiac ... hypertension • Vasculitis ... #Differential #Diagnosis ... #Algorithm #Causes