10 results
Connective tissue disease-associated interstitial lung diseases

LIP: lymphoid interstitial pneumonia. NSIP: nonspecific interstitial pneumonia. OP: organizing pneumonia.
SLE : systemic lupus ... LungDisease #CTILD #Diagnosis ... #Differential # ... Comparison #Table ... #Pulmonary #Rheumatology
Causes of Hypocomplementemia - CHAMPS Mnemonic
C - Cryoglobulinemia (85%), C3 glomerulopathy, cirrhosis
H - Heavy Chain deposition
S - Systemic Lupus ... Hypocomplementemia #Low ... CHAMPS #Mnemonic #diagnosis ... #differential # ... hematology
Myositis and Myopathies
Polymyositis 
 • Progressive, symmetric muscle weakness 
 • Elevated CK, +Anti-Jo, +Anti-Mi2
Dermatomyositis
Body Myositis • Slow ... uncommon 5-15% of lupus ... Myopathies #myopathy #differential ... #diagnosis #comparison ... #rheumatology
Drug Induced Lupus vs SLE
Drug Induced Lupus (DIL):
 • Epidemiology: -10% of all lupus cases, drug-dependent,
in >90% - Low ... 60-80% - Low ... #sle #comparison ... #table #rheumatology ... #diagnosis #management
Features That Differentiate Acute Pericarditis from Myocardial Ischemia or Infarction and Pulmonary Embolism

In contrast to the
Features That Differentiate ... associated with rheumatologic ... presentation of systemic lupus ... #Presentation #comparison ... #Table #Diagnosis
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
anti-Smith Ab, low ... permanent alopecia Differential ... Non-autoimmune rheumatologic ... , lymphopenia, low ... #Rheumatology
Inflammatory Myopathies
Dermatomyositis
 • Onset: Subacute
 • Pattern: Proximal
 • CK: Up to 50X ULN
 • Autoantibodies:
Onset: Insidious/slow ... Inflammatory #Myopathies #differential ... #diagnosis #comparison ... #rheumatology # ... table
Inherited Qualitative Platelet Defects
Bernard-Soulier Syndrome
 • Defect of adhesion due to a lack of GP Ib/IX/V
in non-muscle myosin ... cataracts, and renal ... Platelet #Defects #comparison ... #table #differential ... #diagnosis #hematology
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
Evans • ITP • Cl-NH ... to cold IgG • Lupus ... , retinal, DVT, ... #Monoclonal #Differential ... #Diagnosis #Oncology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Diagnosis Framework ... inflammation Others: • Lupus ... such as systemic lupus ... • Complement (Low ... #diagnosis #rheumatology