9 results
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Diagnosis Framework ... : - Thrombocytopenia ... PURPURA: Vasculitis ... Associated - SLE ... #hematology #rheumatology
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
arteritis, Cogan's Syndrome ... (RA), Systemic lupus ... erythematosus ( ... SLE), Sarcoidosis ... #rheumatology
Causes of Purpura or Easy Bruising in Children

Platelet count reduced, i.e. thrombocytopenia
 - Increased platelet destruction
Causes of Purpura ... ) - SLE ( ... systemic lupus erythematosus ... infections - Vasculitis ... pediatrics #diagnosis
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Butterfly rash, Vasculitis ... , Purpura, Urticaria ... #Lupus #SLE #systemic ... #erythematosus ... #rheumatology
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
Erythematosus ( ... Demyelinating Syndrome ... autoantibodies that will cause ... #SLE #CNS #neurology ... #rheumatology #
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... erythematosus, ... claudication, aortitis ... , and SLE) • Urinalysis ... #rheumatology #
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• They can cause ... Cryoglobulins Cause ... (e.g. systemic lupus ... erythematosus ( ... classification #rheumatology
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
erythematosus ... SLE], AOSD) • Infection ... , and thrombocytopenia ... #Diagnosis #Management ... #Hematology #Rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
diseases, such as SLE ... affects the skin, neurologic ... ischemia • Skin: Erythematous ... tract, and often causes ... #Rheumatology