35 results
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential Diagnosis ... lower respiratory ... often causes arthritis ... disease, and ocular ... • Cogan Syndrome
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
pneumonia (COP), Respiratory ... Sarcoidosis • Vasculitis ... Churg Strauss syndrome ... #ILD #diagnosis ... #causes
Causes of Pharyngitis - Differential Diagnosis
Infectious:
 • Bacterial: Group A Strep, Group B and C Strep,
Causes of Pharyngitis ... - Differential Diagnosis ... EBV, CMV, HSV, Respiratory ... , ANCA vasculitis ... #Causes
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
- Differential Diagnosis ... obesity-hypoventilation syndrome ... Interstitial lung diseases ... hepatopulmonary syndrome ... #Differential #Diagnosis
Etiologies of Peripheral Neuropathy
 • Metabolic / Nutritional: DiabetesB12 deficiency, Uremia/ESRD, Hypothyroidism
 • Medication-induced: ART, Antibiotics,
• Inflammatory/AI ... Guillain-Barre, Vasculitis ... Paraprotein-associated (POEMS syndrome ... #differential #diagnosis ... #causes #neurology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Diagnosis Framework ... or motor neuropathy ... lower respiratory ... often causes arthritis ... disease, and ocular
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Autoimmune ANCA vasculitis ... life-threatening diseases ... Inflammatory eye disease ... nodules • Neuro: neuropathy ... Goodpasture's cause
Causes of Peripheral Weakness without Sensory Changes - Differential Diagnosis Algorithm
No Objective Weakness
 • Cardio-pulmonary disease
Causes of Peripheral ... Weakness • Cardio-pulmonary ... disease • Anemia ... Motor Neuron and ... Lambert-Eaton Myasthenic Syndrome
Differential diagnoses for the neuro-ophthalmologic finding of diplopia.
Neoplastic: 
 • Intraorbital meningioma 
 • Pituitary adenoma
Differential diagnoses ... Miller-Fisher syndrome ... • Traumatic neuropathy ... pressure (CN Ill and ... #Causes #Ophthalmology
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• They can cause ... - Peripheral neuropathy ... Cryoglobulins Cause ... • Autoimmune diseases ... Labs/Diagnosis: