59 results
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
semiology of Cutaneous Vasculitis ... Identification of causes ... #dermpath #dermatology ... lesions #diagnosis #clinical ... pathology #lesions #differential
Erythroderma - Diagnostic Algorithm. Pathophysiology: 1) Extensive cutaneous capillary dilation, results in widespread exfoliation of the
Pathophysiology: ... Causes: 1) Exfoliative ... Skin-homing T-cells ... #Diagnosis #Dermatology ... Nikolsky #Algorithm #Differential
Lymphomas and Lymphoproliferative Disorders - Differential Diagnosis Algorithm
Hodgkin Lymphoma ~40% - Characteristic For Reed-Sternberg (RS) Cells
pattern of spread, B symptoms ... Lymphoproliferative #Disorders #Classification ... #pathophysiology ... #Hematology #Diagnosis ... #NonHodgkin #differential
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential ... tract, and often causes ... Presentation - Systemic Symptoms ... #rheumatology # ... classification
Eosinophil Disorders Testing Algorithm
INDICATIONS FOR TESTING:
 • Peripheral blood eosinophilia/hypereosinophilia uncovered incidentally during medical evaluation or
workup for specific symptoms ... for secondary causes ... eosinophilia (common causes ... Disorders #Algorithm #Differential ... #diagnosis #hematology
Hodgkin's Lymphoma vs Non-Hodgkin's Lymphoma - Comparison

Hodgkin's Lymphoma:
 • Epidemiology: young adults 20-30, older 50-70
 •
Autoimmune diseases • Clinical ... translocation • Types: Classification ... involvement Differential ... Lymphomas • Other hematologic ... #hematology
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
three primary pathophysiologic ... causes differentiated ... Glomerulonephritis #Vasculitis ... #differential # ... diagnosis #algorithm #rheumatology
Polyarteritis Nodosa (PAN): Pathogenesis and Clinical Findings

Medical Comorbidities Malignancies (most commonly hairy-cell leukemia)
Immunogenetic Predisposition: patient is
Pathogenesis and Clinical ... Viral replication causes ... PolyarteritisNodosa #Pathophysiology ... Diagnosis #Signs #Symptoms ... #Vasculitis
IgA Vasculitis – Henoch Scholein Purpura: Pathogenesis and Clinical Findings

 - Infectious Agents - 50% have
Pathogenesis and Clinical ... various inflammatory cells ... periumbilical region), nausea ... HenochScholeinPurpura #Pathophysiology ... Diagnosis #Signs #Symptoms
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• They can cause ... Cryoglobulins Cause ... Syndrome: • Clinical ... diagnosis #types #classification ... #rheumatology #