7 results
Petechial/Purpuric Rashes- THE ALGORITHMIC APPROACH 

These rashes can be especially challenging and are
associated with devastating differential
Rashes- THE ALGORITHMIC ... Nonpalpable purpura ... #Diagnosis #Dermatology ... #Algorithm #Nonpalpable ... #Differential
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... Dermatosis: Schamberg ... Diagnosis #hematology ... #rheumatology # ... palpable #nonpalpable
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
Post-strep GN, Lupus ... Henoch-SchonIein Purpura ... #differential # ... diagnosis #algorithm ... #rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential ... inflammation Others: • Lupus ... such as systemic lupus ... #rheumatology # ... classification
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Petechial Rash - Differential ... Diagnosis Algorithm ... hemostasis: - Thrombocytopenia ... Infection - Vasculitis ... (lupus, RA, Sjogren's
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Skin Disease Classification ... • Anti-Ro/SSA autoantibodies ... permanent alopecia Differential ... Non-autoimmune rheumatologic ... Erythematosus #Diagnosis #Rheumatology
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
• Neutrophilic dermatosis ... ) Autoantibodies ... to cold IgG • Lupus ... Paraproteinemias #Hematology ... #Monoclonal #Differential