9 results
Classification of Vasculitis 
Vasculitis of large vessels 
 - Arteritis temporalis (giant-cell arteritis) 
 - Takayasu
Classification of ... small vessels - ANCA-associated ... Churg-Strauss syndrome ... dermatomyositis #Size #Classification ... #Diagnosis #Rheumatology
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
Vasculitis Involving ... • ANCA Associated ... Disease • Cogan syndrome ... #skin #dermatology ... #rheumatology #
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitis: + MPO-ANCA ... : • Behçet Syndrome ... • Cogan Syndrome ... differential #diagnosis #rheumatology ... #classification
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Kasabach-Merritt syndrome ... Cryoglobulinemia (MIXED) • ANCA ... Differential #Diagnosis #hematology ... #rheumatology # ... #nonpalpable #dermatology
Recurrent / Breakthrough DVT During Anticoagulation

Subtherapeutic Anticoagulation
Hypercoagulable State 
 - Antithrombin deficiency 
 - Hypercoagulability ot
- May-Thurner syndrome ... Recurrent #DVT #VTE ... anticoagulation #hematology ... #differential #algorithm
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... Inflammatory Conditions: Rheumatologic ... , Vasculitides, ... Kawasaki, Nephrotic syndrome ... #hematology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Differential Diagnosis Algorithm ... Non-lmmune: • HELLP Syndrome ... HUS • DIC • Vasculitis ... Differential #Diagnosis #Algorithm ... #Causes #Hematology
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
Hyperviscosity Syndrome ... 20% Sjögren's syndrome ... DDX: • ANCA (Antineutrophil ... diagnosis #types #classification ... #rheumatology #
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
Skin Disease Classification ... Diagnosis: • ANCA-associated ... Non-autoimmune rheumatologic ... Malignancy (e.g. hematologic ... Erythematosus #Diagnosis #Rheumatology