12 results
Classification of Vasculitis 
Vasculitis of large vessels 
 - Arteritis temporalis (giant-cell arteritis) 
 - Takayasu
Classification of ... of large vessels ... temporalis (giant-cell ... - Wegener granulomatosis ... #Diagnosis #Rheumatology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Rarely dominate the clinical ... reticularis Differential ... • Goodpasture syndrome ... Polyangiitis #GPA #dermatology ... rash #diagnosis #rheumatology
VEXAS (Vacuoles, E1 enzyme, X-linked, Autoinflammatory, Somatic) Syndrome
Clinical Syndrome:
 • Common Clinical Features: alveolitis, ear and
Clinical Syndrome ... : neutrophilic dermatosis ... thromboembolic disease ... recurrent fevers, vasculitis ... Autoinflammatory #Somatic #rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
, arthritis LARGE ... (Granulomatous ... Vessel Size: • Large ... #rheumatology # ... classification
Vancomycin induced Leukocytoclastic Vasculitis (LCV) of the Hand
70 M vertebral osteomyelitis on vancomycin and cefepime for
(LCV) of the Hand ... Differential for ... , granulomatosis ... #LCV #Hand #skinrash ... #dermatology #clinical
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... discrepancies LARGE ... CRP GCA (Giant Cell ... chorioretinitis, CNS large ... #Rheumatology
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
Lymphoma (HCV) • CLL ... • Heavy Chain disease ... (-) hemolytic anemia ... Paraproteinemias #Hematology ... #Monoclonal #Differential
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
accumulate in large ... Orange or Hep C Clinical ... cells can indicate disease ... • Neutropenia, anemia ... workup #oncology #hematology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Cryoglobulins (Vasculitic ... Cold Agglutinin Syndrome ... Viral Infection Clinical ... younger pts) Differential ... #hematology #diagnosis
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
to impaired B-cell ... to 8 years Clinical ... Liver diseases and ... autoimmune hemolytic anemia ... hypogammaglobulinemia #immunology #hematology