125 results
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Night sweats • Arthralgias ... purpura: Strong sign ... , weight loss, arthralgia ... pulse deficits vascular ... tract, and often causes
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
Adult-Onset Still's Disease ... Clinical triad: Fever ... , Arthralgia/arthritis ... abnormalities • Muscular ... hepatitis • Pulmonary
Chest Pain - Differential Diagnosis Algorithm
Cardiovascular Causes:
 - Outflow Obstruction
     • Aortic
• Myocarditis Pulmonary ... : - Vascular ... • Pulmonary ... • Biliary Disease ... • Peptic Ulcer Disease
Acute Rheumatic Fever: Pathogenesis and Clinical Findings

Delayed autoimmune reaction
-> Molecular mimicry
-> GAS antigen cross-reacts with host
->
Acute Rheumatic Fever ... inflammation • Fever ... • Arthralgia ... Pancarditis and valvular ... pathophysiology #diagnosis #signs
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
• Rickettsial diseases ... • Crohn disease ... • Behcet disease ... Non-Infectious Causes ... Brucellosis Faget's Sign
Primary Adrenal Insufficiency
Addison's Disease - Damage of the adrenal glands with lack of cortisol, androgens and
Insufficiency Addison's Disease ... Lymphoma Metastatic Disease ... • Low-grade fever ... Back pain • Arthralgia ... Reduced libido • Signs
Hemoptysis - Differential Diagnosis Framework
Airways: 
 • Bronchitis
 • Bronchiectasis
 • Malignancy: Primary bronchogenic CA, Endobronchial
syndrome, Idiopathic pulmonary ... Cocaine Cardiac/Vascular ... Disease • Left ... Differential #Diagnosis #pulmonary ... #causes
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... Asthma, COPD) • Vascular ... • Parenchymal Disease ... Diagnosis #Algorithm #Causes ... #Pulmonary
Systemic Lupus Erythematosus (SLE): Musculoskeletal Manifestations

 • Immune Complex Deposition
    - Arthralgia, Arthritis
Deposition - Arthralgia ... trabecular thinning -> Avascular ... Myopathy (Also caused ... pathophysiology #signs
Lyme Disease: Early and Late Clinical manifestations
Stage 1. Localized
 • EM appears 7-14 days at the
Lyme Disease: Early ... Fatigue, myalgia, arthralgia ... , headache, fever ... WuidQ #Lyme #Disease ... #diagnosis #signs