13 results
Classification of Vasculitis 
Vasculitis of large vessels 
 - Arteritis temporalis (giant-cell arteritis) 
 - Takayasu
Classification of ... infectious diseases ... - systemic lupus ... #Diagnosis #Rheumatology ... #Diagnosis
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Cryoglobulins (Vasculitic ... Syndrome (CAS): ... Clinical Presentation ... younger pts) Differential ... #anemia #hematology
Vancomycin induced Leukocytoclastic Vasculitis (LCV) of the Hand
70 M vertebral osteomyelitis on vancomycin and cefepime for
(LCV) of the Hand ... Diagnosis? ... Differential for ... #LCV #Hand #skinrash ... #dermatology #clinical
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... Diagnosis Framework ... Pigmented Purpuric Dermatosis ... #Diagnosis #hematology ... #rheumatology #
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
Diagnosis Framework ... Non-Infectious ... arteritis, Cogan's Syndrome ... (RA), Systemic lupus ... #Diagnosis #rheumatology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... usually IgG) (e.g. lupus ... . primary cold agglutin ... Extravascular #Causes #differential ... #diagnosis #hematology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Others: • Lupus ... to exclude are infections ... differential #diagnosis ... #rheumatology # ... classification
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
: • Clinical triad ... : HCV infection, ... • Autoimmune diseases ... (e.g. systemic lupus ... #rheumatology #
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
) Suspect: Clinical ... Classification: ... permanent alopecia Differential ... fibromyalgia) • Infections ... #Rheumatology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Rarely dominate the clinical ... reticularis Differential ... Diagnosis: Vasculitis ... • Goodpasture syndrome ... #rheumatology