234 results
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
the Skin - Differential ... , infections, drug ... #skin #dermatology ... #rheumatology # ... differential #diagnosis
Petechiae/Purpura - Diagnostic Algorithm. Pathophysiology: 1) Represent the passage of erythrocytes from the intravascular to extravascular
Pathophysiology: ... integrity (trauma, infection ... , vasculitis) or ... #Diagnosis #Dermatology ... Palpable #Algorithm #Differential
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... SLE) - Viral infections ... APLS • Acute Infectious ... Vasculopathy #Purpura #Differential ... #Diagnosis #hematology
Non-infective endocarditis Characteristics and Pathophysiology

By Dr. Sara Dong @swinndong via #IDFellowCase

#ID  #Infectious Diseases  #Infections
#Differential
Characteristics and Pathophysiology ... IDFellowCase #ID #Infectious ... Diseases #Infections ... #Differential # ... Endocarditis #Cardiac #Pathophysiology
Non-HCV infectious mixed cryoglobulinemia vasculitis - Diagnosis, causes and management - French Vasculitis Study Group

< 5%
Non-HCV infectious ... cryoglobulinemia vasculitis ... management - French Vasculitis ... cryoglobulinemia vasculitis ... #Rheumatology #
Causes of Leukocytosis and Leukopenia - Differential Diagnosis
 • Eosinophilia (AEC > 500, hypereosinophilia > 1500):
and Leukopenia - Differential ... Connective Tissue, Infections ... Lymphocytosis: Infection ... Leukocytosis #Leukopenia #Differential ... Diagnosis #causes #hematology
Pathophysiology of Hypocomplementemic Urticarial Vasculitis

C1q/anti-C1q antibiody ->
Immune Complex Formation - Complement Pathway Activation (C3a and C5a)
Pathophysiology ... Hypocomplementemic Urticarial Vasculitis ... Formation -> Vasculitis ... #HUV #Pathophysiology ... #Rheumatology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Platelet Count - Differential ... → Refer to hematology ... Rheumatologic, Vasculitides ... : Chronic infections ... Thrombocytosis #Platelets #Differential
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
semiology of Cutaneous Vasculitis ... • Drug-induced vasculitis ... (3%) • Infections ... #dermpath #dermatology ... pathology #lesions #differential
Causes of Neutropenia with Pancytopenia - Differential Diagnosis Algorithm
Sequestration:
 • Splenomegaly
Marrow Infiltration:
 • Hematologic and non-hematologic
Pancytopenia - Differential ... Infiltration: • Hematologic ... and non-hematologic ... malignancies • Infection ... #Neutropenia #Differential