45 results
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
Vasculitis Involving ... IgM deposits • Nodular ... Disease • Cogan syndrome ... #skin #dermatology ... #rheumatology #
Classification of Vasculitis 
Vasculitis of large vessels 
 - Arteritis temporalis (giant-cell arteritis) 
 - Takayasu
Churg-Strauss syndrome ... - Goodpasture syndrome ... - Schnitzler syndrome ... - Sjögren syndrome ... Vessels #Diagnosis #Rheumatology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Kasabach-Merritt syndrome ... Gardner-Diamond syndrome ... • Ig A vasculitis ... Differential #Diagnosis #hematology ... #rheumatology #
Behcet's Syndrome - Diagnosis
Diagnostic Criteria for Behget's Syndrome (International Study Group for Behget's Disease):
 • Recurrent,
Behcet's Syndrome ... Criteria for Behget's Syndrome ... Uveitis or retinal vasculitis ... uveitis, retinal vasculitis ... Diagnosis #criteria #rheumatology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... • Nonmalignant hematologic ... , Vasculitides, ... Kawasaki, Nephrotic syndrome ... Diagnosis #Algorithm #hematology
Rheumatoid Arthritis Summary
MCP and PIP Involvement, Spares DIP, Carpal Tunnel, Sicca Syndrome, Epi/Scleritis, Heart Disease, Rheumatoid
Tunnel, Sicca Syndrome ... Disease, Rheumatoid Vasculitis ... Instability, Felty's Syndrome ... RA #diagnosis #rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
: • Behçet Syndrome ... ulcers, cutaneous, ocular ... • Cogan Syndrome ... : - Ocular inflammatory ... differential #diagnosis #rheumatology
Diagnosis of Cryoglobulinemia Vasculitis

1) Presence of cryoglobulin 
Circulating immunoglobulins that precipitate with cold temperature and dissolve
Cryoglobulinemia Vasculitis ... 3 types 2) Vasculitis ... Hyperviscosity syndrome ... Cryoglobulinemia #Vasculitis ... #Diagnosis #Rheumatology
VEXAS (Vacuoles, E1 enzyme, X-linked, Autoinflammatory, Somatic) Syndrome
Clinical Syndrome:
 • Common Clinical Features: alveolitis, ear and
Clinical Syndrome ... recurrent fevers, vasculitis ... • Hematologic ... criteria for 1) hematologic ... Autoinflammatory #Somatic #rheumatology
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Hypersensitivity vasculitis ... Antiphospholipid-antibody syndrome ... • Vasculitis ... Sarcoidosis #dermatology ... differential #diagnosis #rheumatology