53 results
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
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
Testing Algorithm ... for secondary causes ... (common causes ... organ-specific signs ... #Differential #diagnosis
Causes of Hemoptysis - Differential Diagnosis Algorithm
Massive Hemoptysis (>I00 mL in 24 hours)
 • Malignancy
 •
Causes of Hemoptysis ... - Differential Diagnosis ... Algorithm Massive ... Vasculitis • ... #Algorithm #Causes
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
Identification of causes ... dermatology #semiology #signs ... #lesions #diagnosis ... #clinical #manifestations ... #pathology #lesions
Reversed Halo Sign - Infectious and Non-Infectious Differential Diagnosis
Definition: A focal rounded area of GGO surrounded
Reversed Halo Sign ... • Infectious Causes ... Non-Infectious Causes ... polyangiitis (Wegener), Eosinophilic ... #pulmonary
Causes of Dyspnea - Differential Diagnosis Algorithm
Cardiac:
 • Dysrhythmia
 • Ischemia
 • Cardiomyopathy
 • Valvular disease
Causes of Dyspnea ... - Differential Diagnosis ... Algorithm Cardiac ... hypertension • Vasculitis ... #Algorithm #Causes
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
ILD caused by inhalation ... Sarcoidosis • Vasculitis ... polyangiitis, Eosinophilic ... Diseases #ILD #diagnosis ... #causes
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... progressing GN • New pulmonary ... • EGPA: - Eosinophilia ... tract, and often causes ... purpura: strong sign
Causes of Hyponatremia - Differential Diagnosis Algorithm
Syndrome of Inappropriate ADH - Euvolemic; no physiologic stimulus to
Causes of Hyponatremia ... Algorithm Syndrome ... • Drugs • Pulmonary ... pathology • Malignancy ... #Algorithm #Causes
Acute Kidney Injury - AKI Workup Algorithm and Differential Diagnosis
Baseline Investigations: full blood count with differential,
and Differential Diagnosis ... investigations depending on clinical ... context and signs ... Glomerulonephritis / Vasculits ... Interstitial nephritis: eosinophilia