17 results
Systemic Lupus Erythematosus - Diagnosis
Manifestations:
 - Arthritis 69%
 - Malar rash 40%
 - Fever 36%
 -
Malar rash 40% - Fever ... (aPL) 30-45% Differential ... sclerosis, Still's disease ... autoantibodies #signs ... #rheumatology
Ascites - Diagnostic Approach and Differential Diagnosis
The most common causes: cirrhosis, malignancy and heart failure. Approx
Diagnostic Approach and Differential ... dullness, puddle sign ... incisional). 3) Signs ... of underlying disease ... #Diagnosis #hepatology
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
(SLE) General: Fever ... pain (20%) Renal disease ... Glomerulonephritis Myositis(5%) Blood ... erythematosus #signs ... symptoms #diagnosis #rheumatology
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
long (in days) it takes ... the peripheral blood ... Chronic kidney disease ... Production #Index #hematology ... #anemia #differential
Extra-articular and Other Conditions Associated with Joint Pain

Eyes
  • Iritis or uveitis - Spondyloarthropathies, Sarcoidosis,
Hyperthyroidism Fever ... • Rheumatic fever ... arteritis • Bloody ... #joint #pain #differential ... #diagnosis #rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitis: • Fevers ... purpura: strong sign ... pulses, bruis, or blood ... Large Vessel: Blood ... #diagnosis #rheumatology
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
chest (in a V-sign ... Dermatomyositis • Fever ... onset [33-74%] • Blood ... severity of the disease ... Dermatomyositis #rheumatology
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
Pain - Arthritis Differential ... noninflammatory Signs ... • Rheumatic fever ... #Joint #pain #Differential ... Diagnosis #MSK #rheumatology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Immunoglobulin M (IgM) • Blood ... younger pts) Differential ... sensitize red blood ... Symptoms: High fevers ... hemolytic #anemia #hematology
Blood Product Transfusions One Pager Summary
Type and screen - determines blood type and detects in recipient
Crossmatch takes ... S/sx: Fever, flank ... Sx include: fever ... RBCs (stored at 4C ... diagnosis #management #hematology