82 results
Small Vessel Vasculitides
 • Granulomatosis with polyangiitis - Granulomatous manifestations (e.g., nasal crusting, destructive sinusitis, pulmonary
Interstitial lung disease ... • Eosinophilic ... polyangiitis - Asthma. eosinophilia ... and Sjogren's syndrome ... #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
Eosinophilia - Differential Diagnosis Algorithm
Idiopathic Eosinophilia
Primary Eosinophilia:
 • Primary hypereosinophilic syndrome
 • Eosinophilic Leukemia
 • MPN/MDS
Diagnosis Algorithm ... AI: EGPA, IgG-4 disease ... , Behcet disease ... #Differential #Diagnosis ... #Algorithm #allergy
Hypereosinophilia and Hypereosinophilic Syndrome

 • Secondary Hypereosinophilic Syndrome
 • Clinically Relevant HES Variants
 • When to
Clinically ... disorders • Diagnosis ... and Treatment Algorithm ... #eosinophils #diagnosis ... #management #algorithm
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
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
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... • EGPA: - Eosinophilia ... : • Behçet Syndrome ... • Cogan Syndrome ... purpura: strong sign
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
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
Sarcoidosis • Vasculitis ... polyangiitis, Eosinophilic ... Churg Strauss syndrome ... ) • Eosinophilic ... #ILD #diagnosis
Rheumatoid Arthritis Summary
MCP and PIP Involvement, Spares DIP, Carpal Tunnel, Sicca Syndrome, Epi/Scleritis, Heart Disease, Rheumatoid
Tunnel, Sicca Syndrome ... Scleritis, Heart Disease ... , Rheumatoid Vasculitis ... Arthritis #RA #diagnosis ... #rheumatology #signs