63 results
Diagnosis and Management of Hypocomplementemic Urticarial Vasculitis (HUV)

Diagnosis of HUV
1) Chronic urticaria 
2) Leukocytoclastic vasculitis 
3)
Management of Hypocomplementemic ... vasculitis 3) Hypocomplementemia ... TerrierBen #Hypocomplementemic ... Diagnosis #Management #Rheumatology
Pathophysiology of Hypocomplementemic Urticarial Vasculitis

C1q/anti-C1q antibiody ->
Immune Complex Formation - Complement Pathway Activation (C3a and C5a)
Pathophysiology of Hypocomplementemic ... Complex Formation - Complement ... TerrierBen #Hypocomplementemic ... Pathophysiology #Rheumatology
Causes of Hypocomplementemia - CHAMPS Mnemonic
C - Cryoglobulinemia (85%), C3 glomerulopathy, cirrhosis
H - Heavy Chain deposition
Causes of Hypocomplementemia ... @AnnKumfer #Hypocomplementemia ... #Low #Complement ... #differential #hematology
IgG4-Related Disease
Clinical history:  Man, 60 years, multiorgan involvement, unique or multiple inflammatory pseudotumor
4 phenotypes:
 •
with response to treatment ... rheumatoid factor), ± hypocomplementemia ... IgG4+ cells" Treatment ... phenotypes #workup #treatment ... #rheumatology
Hypereosinophilia and Hypereosinophilic Syndrome

 • Secondary Hypereosinophilic Syndrome
 • Clinically Relevant HES Variants
 • When to
suspect underlying hematologic ... Diagnosis and Treatment ... Algorithm Matthew ... Syndrome #HES #Hematology ... diagnosis #management #algorithm
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
often involved • Hypocomplementemic ... Urticaria and hypocomplementemia ... against MPO • Complement ... differential #diagnosis #rheumatology
Warm vs Cold Autoimmune Hemolytic Anemia
Warm Autoimmune Hemolytic Anemia:
 • Mechanism: IgG and Complement-mediated
 • Etiology:
Mechanism: IgG and Complement-mediated ... Spherocytes • Treatment ... Mechanism: IgM and Complement-mediated ... transient hemolysis • Treatment ... Hemolytic #Anemia #hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Differential Diagnosis Algorithm ... Non malignant hematologic ... effect following treatment ... Differential #Diagnosis #Algorithm ... #Causes #Hematology
Venous Thromboembolism Treatment Algorithm
Branch points: 
Active bleeding?  Active malignancy? Provoked?

- Dr. Joseph Shatzel
@Clotmaster

#Management #VTE #DVT
Thromboembolism Treatment ... Algorithm Branch ... Management #VTE #DVT #Algorithm ... Thromboembolism #Treatment ... #Hematology #Anticoagulation
Acne treatment algorithm suggested by Gollnick et al - Mild Moderate and Severe Acne
#Management #Dermatology #PrimaryCare
Acne treatment algorithm ... Acne #Management #Dermatology ... PrimaryCare #Acne #Treatment ... #Algorithm