9 results
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Features of Systemic Lupus ... Butterfly rash, Vasculitis ... Cranial nerve lesions ... Endocarditis, Aortic ... ) Blood (75%): Anemia
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential ... ischemic skin lesions ... such as systemic lupus ... diminished, or tender pulses ... #rheumatology #
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... hemorrhagic skin lesions ... - Hemolytic anemia ... Vasculopathy #Purpura #Differential ... #Diagnosis #hematology
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
Autoimmunity: • -MM/WM: Vasculitis ... (-) hemolytic anemia ... to cold IgG • Lupus ... Paraproteinemias #Hematology ... #Monoclonal #Differential
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Cryoglobulins (Vasculitic ... • Symptoms of anemia ... • hemolytic anemia ... younger pts) Differential ... #hematology #diagnosis
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
Arterial Thrombosis - Differential ... atherosclerotic lesions ... 19 - PNH - Vasculitis ... pathophysiology #hematology ... #differential #
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... diminished, or tender pulses ... < 30 years • Aorta ... claudication, pulse ... Arteritis): • Aorta
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
papulosquamous lesions ... permanent alopecia Differential ... ANCA-associated vasculitis ... • Mesenteric vasculitis ... lymphopenia, low PLT • Anemia
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
systemic inflammatory vasculitis ... those coming off aorta ... very remarkable w/differential ... systemic complaints- anemia ... required due to skip lesions