12 results
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
trauma, infection, vasculitis ... ) or disorders of ... primary or secondary ... #Dermatology #Rash ... #Differential #Ddxof
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitis and Vasculitides ... - Differential Diagnosis ... reticularis, ulcers, and bullous ... mucositis - Rash ... #rheumatology #
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
with GCA or as primary ... reticularis, ulcers, and bullous ... , mucositis • Rash ... , arthritis Primary ... #Rheumatology
Causes of Bleeding / Bruising - Differential Diagnosis Algorithm
Thrombocytopenia - Quantitative Defect
 • Decreased Production
 •
- Differential Diagnosis ... Algorithm Thrombocytopenia ... Sequestration Disordered ... • Steroids • Vasculitis ... #Hematology
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
Mechanisms (Principally Vasculitis ... • IgA vasculitis ... Hypersensitivity vasculitis ... • Vasculitis ... #vasculitis
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
PALPABLE PURPURA: Vasculitis ... Leukocytoclastic vasculitis ... • Ig A vasculitis ... associated small vessel vasculitis ... HCV, HBV Not Vasculitis
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Abnormalities in primary ... Infection - Vasculitis ... - Collagen disorders ... - Autoimmune Vasculitis ... cryoglobulins • Skin
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Sjögrens (15%) Skin ... Photosensitivity, Butterfly rash ... , Vasculitis, Purpura ... signs #symptoms #diagnosis ... #rheumatology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
3rd Decade Skin ... ANCA-associated vasculitis ... the context of primary ... • Mesenteric vasculitis ... inflammation Cutaneous Vasculitis
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
Rare Disorder: ... sudden onset of a rash ... - Rash: multiple ... Leukocytoclastic vasculitis ... Sweet #Syndrome #diagnosis